package org.hl7.fhir.dstu2.model;

/*
  Copyright (c) 2011+, HL7, Inc.
  All rights reserved.
  
  Redistribution and use in source and binary forms, with or without modification, 
  are permitted provided that the following conditions are met:
  
   * Redistributions of source code must retain the above copyright notice, this 
     list of conditions and the following disclaimer.
   * Redistributions in binary form must reproduce the above copyright notice, 
     this list of conditions and the following disclaimer in the documentation 
     and/or other materials provided with the distribution.
   * Neither the name of HL7 nor the names of its contributors may be used to 
     endorse or promote products derived from this software without specific 
     prior written permission.
  
  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
  POSSIBILITY OF SUCH DAMAGE.
  
*/

// Generated on Wed, Jul 13, 2016 05:32+1000 for FHIR v1.0.2
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import ca.uhn.fhir.model.api.annotation.Block;
import ca.uhn.fhir.model.api.annotation.Child;
import ca.uhn.fhir.model.api.annotation.Description;
import ca.uhn.fhir.model.api.annotation.ResourceDef;
import ca.uhn.fhir.model.api.annotation.SearchParamDefinition;
import org.hl7.fhir.instance.model.api.IBaseBackboneElement;
import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.utilities.Utilities;

/**
 * Representation of the content produced in a DICOM imaging study. A study
 * comprises a set of series, each of which includes a set of Service-Object
 * Pair Instances (SOP Instances - images or other data) acquired or produced in
 * a common context. A series is of only one modality (e.g. X-ray, CT, MR,
 * ultrasound), but a study may have multiple series of different modalities.
 */
@ResourceDef(name = "ImagingStudy", profile = "http://hl7.org/fhir/Profile/ImagingStudy")
public class ImagingStudy extends DomainResource {

  public enum InstanceAvailability {
    /**
     * null
     */
    ONLINE,
    /**
     * null
     */
    OFFLINE,
    /**
     * null
     */
    NEARLINE,
    /**
     * null
     */
    UNAVAILABLE,
    /**
     * added to help the parsers
     */
    NULL;

    public static InstanceAvailability fromCode(String codeString) throws FHIRException {
      if (codeString == null || "".equals(codeString))
        return null;
      if ("ONLINE".equals(codeString))
        return ONLINE;
      if ("OFFLINE".equals(codeString))
        return OFFLINE;
      if ("NEARLINE".equals(codeString))
        return NEARLINE;
      if ("UNAVAILABLE".equals(codeString))
        return UNAVAILABLE;
      throw new FHIRException("Unknown InstanceAvailability code '" + codeString + "'");
    }

    public String toCode() {
      switch (this) {
      case ONLINE:
        return "ONLINE";
      case OFFLINE:
        return "OFFLINE";
      case NEARLINE:
        return "NEARLINE";
      case UNAVAILABLE:
        return "UNAVAILABLE";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getSystem() {
      switch (this) {
      case ONLINE:
        return "http://nema.org/dicom/dicm";
      case OFFLINE:
        return "http://nema.org/dicom/dicm";
      case NEARLINE:
        return "http://nema.org/dicom/dicm";
      case UNAVAILABLE:
        return "http://nema.org/dicom/dicm";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDefinition() {
      switch (this) {
      case ONLINE:
        return "";
      case OFFLINE:
        return "";
      case NEARLINE:
        return "";
      case UNAVAILABLE:
        return "";
      case NULL:
        return null;
      default:
        return "?";
      }
    }

    public String getDisplay() {
      switch (this) {
      case ONLINE:
        return "ONLINE";
      case OFFLINE:
        return "OFFLINE";
      case NEARLINE:
        return "NEARLINE";
      case UNAVAILABLE:
        return "UNAVAILABLE";
      case NULL:
        return null;
      default:
        return "?";
      }
    }
  }

  public static class InstanceAvailabilityEnumFactory implements EnumFactory<InstanceAvailability> {
    public InstanceAvailability fromCode(String codeString) throws IllegalArgumentException {
      if (codeString == null || "".equals(codeString))
        if (codeString == null || "".equals(codeString))
          return null;
      if ("ONLINE".equals(codeString))
        return InstanceAvailability.ONLINE;
      if ("OFFLINE".equals(codeString))
        return InstanceAvailability.OFFLINE;
      if ("NEARLINE".equals(codeString))
        return InstanceAvailability.NEARLINE;
      if ("UNAVAILABLE".equals(codeString))
        return InstanceAvailability.UNAVAILABLE;
      throw new IllegalArgumentException("Unknown InstanceAvailability code '" + codeString + "'");
    }

    public Enumeration<InstanceAvailability> fromType(Base code) throws FHIRException {
      if (code == null || code.isEmpty())
        return null;
      String codeString = ((PrimitiveType) code).asStringValue();
      if (codeString == null || "".equals(codeString))
        return null;
      if ("ONLINE".equals(codeString))
        return new Enumeration<InstanceAvailability>(this, InstanceAvailability.ONLINE);
      if ("OFFLINE".equals(codeString))
        return new Enumeration<InstanceAvailability>(this, InstanceAvailability.OFFLINE);
      if ("NEARLINE".equals(codeString))
        return new Enumeration<InstanceAvailability>(this, InstanceAvailability.NEARLINE);
      if ("UNAVAILABLE".equals(codeString))
        return new Enumeration<InstanceAvailability>(this, InstanceAvailability.UNAVAILABLE);
      throw new FHIRException("Unknown InstanceAvailability code '" + codeString + "'");
    }

    public String toCode(InstanceAvailability code)
   {
       if (code == InstanceAvailability.NULL)
           return null;
       if (code == InstanceAvailability.ONLINE)
        return "ONLINE";
      if (code == InstanceAvailability.OFFLINE)
        return "OFFLINE";
      if (code == InstanceAvailability.NEARLINE)
        return "NEARLINE";
      if (code == InstanceAvailability.UNAVAILABLE)
        return "UNAVAILABLE";
      return "?";
   }
  }

  @Block()
  public static class ImagingStudySeriesComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * The Numeric identifier of this series in the study.
     */
    @Child(name = "number", type = {
        UnsignedIntType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Numeric identifier of this series", formalDefinition = "The Numeric identifier of this series in the study.")
    protected UnsignedIntType number;

    /**
     * The modality of this series sequence.
     */
    @Child(name = "modality", type = { Coding.class }, order = 2, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "The modality of the instances in the series", formalDefinition = "The modality of this series sequence.")
    protected Coding modality;

    /**
     * Formal identifier for this series.
     */
    @Child(name = "uid", type = { OidType.class }, order = 3, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Formal identifier for this series", formalDefinition = "Formal identifier for this series.")
    protected OidType uid;

    /**
     * A description of the series.
     */
    @Child(name = "description", type = {
        StringType.class }, order = 4, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "A description of the series", formalDefinition = "A description of the series.")
    protected StringType description;

    /**
     * Number of SOP Instances in Series.
     */
    @Child(name = "numberOfInstances", type = {
        UnsignedIntType.class }, order = 5, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Number of Series Related Instances", formalDefinition = "Number of SOP Instances in Series.")
    protected UnsignedIntType numberOfInstances;

    /**
     * Availability of series (online, offline or nearline).
     */
    @Child(name = "availability", type = {
        CodeType.class }, order = 6, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "ONLINE | OFFLINE | NEARLINE | UNAVAILABLE", formalDefinition = "Availability of series (online, offline or nearline).")
    protected Enumeration<InstanceAvailability> availability;

    /**
     * URI/URL specifying the location of the referenced series using WADO-RS.
     */
    @Child(name = "url", type = { UriType.class }, order = 7, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Location of the referenced instance(s)", formalDefinition = "URI/URL specifying the location of the referenced series using WADO-RS.")
    protected UriType url;

    /**
     * Body part examined. See DICOM Part 16 Annex L for the mapping from DICOM to
     * Snomed CT.
     */
    @Child(name = "bodySite", type = { Coding.class }, order = 8, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Body part examined", formalDefinition = "Body part examined. See  DICOM Part 16 Annex L for the mapping from DICOM to Snomed CT.")
    protected Coding bodySite;

    /**
     * Laterality if body site is paired anatomic structure and laterality is not
     * pre-coordinated in body site code.
     */
    @Child(name = "laterality", type = { Coding.class }, order = 9, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Body part laterality", formalDefinition = "Laterality if body site is paired anatomic structure and laterality is not pre-coordinated in body site code.")
    protected Coding laterality;

    /**
     * The date and time the series was started.
     */
    @Child(name = "started", type = {
        DateTimeType.class }, order = 10, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "When the series started", formalDefinition = "The date and time the series was started.")
    protected DateTimeType started;

    /**
     * A single SOP Instance within the series, e.g. an image, or presentation
     * state.
     */
    @Child(name = "instance", type = {}, order = 11, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
    @Description(shortDefinition = "A single SOP instance from the series", formalDefinition = "A single SOP Instance within the series, e.g. an image, or presentation state.")
    protected List<ImagingStudySeriesInstanceComponent> instance;

    private static final long serialVersionUID = -1798366943L;

    /*
     * Constructor
     */
    public ImagingStudySeriesComponent() {
      super();
    }

    /*
     * Constructor
     */
    public ImagingStudySeriesComponent(Coding modality, OidType uid, UnsignedIntType numberOfInstances) {
      super();
      this.modality = modality;
      this.uid = uid;
      this.numberOfInstances = numberOfInstances;
    }

    /**
     * @return {@link #number} (The Numeric identifier of this series in the
     *         study.). This is the underlying object with id, value and extensions.
     *         The accessor "getNumber" gives direct access to the value
     */
    public UnsignedIntType getNumberElement() {
      if (this.number == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.number");
        else if (Configuration.doAutoCreate())
          this.number = new UnsignedIntType(); // bb
      return this.number;
    }

    public boolean hasNumberElement() {
      return this.number != null && !this.number.isEmpty();
    }

    public boolean hasNumber() {
      return this.number != null && !this.number.isEmpty();
    }

    /**
     * @param value {@link #number} (The Numeric identifier of this series in the
     *              study.). This is the underlying object with id, value and
     *              extensions. The accessor "getNumber" gives direct access to the
     *              value
     */
    public ImagingStudySeriesComponent setNumberElement(UnsignedIntType value) {
      this.number = value;
      return this;
    }

    /**
     * @return The Numeric identifier of this series in the study.
     */
    public int getNumber() {
      return this.number == null || this.number.isEmpty() ? 0 : this.number.getValue();
    }

    /**
     * @param value The Numeric identifier of this series in the study.
     */
    public ImagingStudySeriesComponent setNumber(int value) {
      if (this.number == null)
        this.number = new UnsignedIntType();
      this.number.setValue(value);
      return this;
    }

    /**
     * @return {@link #modality} (The modality of this series sequence.)
     */
    public Coding getModality() {
      if (this.modality == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.modality");
        else if (Configuration.doAutoCreate())
          this.modality = new Coding(); // cc
      return this.modality;
    }

    public boolean hasModality() {
      return this.modality != null && !this.modality.isEmpty();
    }

    /**
     * @param value {@link #modality} (The modality of this series sequence.)
     */
    public ImagingStudySeriesComponent setModality(Coding value) {
      this.modality = value;
      return this;
    }

    /**
     * @return {@link #uid} (Formal identifier for this series.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getUid" gives direct access to the value
     */
    public OidType getUidElement() {
      if (this.uid == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.uid");
        else if (Configuration.doAutoCreate())
          this.uid = new OidType(); // bb
      return this.uid;
    }

    public boolean hasUidElement() {
      return this.uid != null && !this.uid.isEmpty();
    }

    public boolean hasUid() {
      return this.uid != null && !this.uid.isEmpty();
    }

    /**
     * @param value {@link #uid} (Formal identifier for this series.). This is the
     *              underlying object with id, value and extensions. The accessor
     *              "getUid" gives direct access to the value
     */
    public ImagingStudySeriesComponent setUidElement(OidType value) {
      this.uid = value;
      return this;
    }

    /**
     * @return Formal identifier for this series.
     */
    public String getUid() {
      return this.uid == null ? null : this.uid.getValue();
    }

    /**
     * @param value Formal identifier for this series.
     */
    public ImagingStudySeriesComponent setUid(String value) {
      if (this.uid == null)
        this.uid = new OidType();
      this.uid.setValue(value);
      return this;
    }

    /**
     * @return {@link #description} (A description of the series.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getDescription" gives direct access to the value
     */
    public StringType getDescriptionElement() {
      if (this.description == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.description");
        else if (Configuration.doAutoCreate())
          this.description = new StringType(); // bb
      return this.description;
    }

    public boolean hasDescriptionElement() {
      return this.description != null && !this.description.isEmpty();
    }

    public boolean hasDescription() {
      return this.description != null && !this.description.isEmpty();
    }

    /**
     * @param value {@link #description} (A description of the series.). This is the
     *              underlying object with id, value and extensions. The accessor
     *              "getDescription" gives direct access to the value
     */
    public ImagingStudySeriesComponent setDescriptionElement(StringType value) {
      this.description = value;
      return this;
    }

    /**
     * @return A description of the series.
     */
    public String getDescription() {
      return this.description == null ? null : this.description.getValue();
    }

    /**
     * @param value A description of the series.
     */
    public ImagingStudySeriesComponent setDescription(String value) {
      if (Utilities.noString(value))
        this.description = null;
      else {
        if (this.description == null)
          this.description = new StringType();
        this.description.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #numberOfInstances} (Number of SOP Instances in Series.). This
     *         is the underlying object with id, value and extensions. The accessor
     *         "getNumberOfInstances" gives direct access to the value
     */
    public UnsignedIntType getNumberOfInstancesElement() {
      if (this.numberOfInstances == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.numberOfInstances");
        else if (Configuration.doAutoCreate())
          this.numberOfInstances = new UnsignedIntType(); // bb
      return this.numberOfInstances;
    }

    public boolean hasNumberOfInstancesElement() {
      return this.numberOfInstances != null && !this.numberOfInstances.isEmpty();
    }

    public boolean hasNumberOfInstances() {
      return this.numberOfInstances != null && !this.numberOfInstances.isEmpty();
    }

    /**
     * @param value {@link #numberOfInstances} (Number of SOP Instances in Series.).
     *              This is the underlying object with id, value and extensions. The
     *              accessor "getNumberOfInstances" gives direct access to the value
     */
    public ImagingStudySeriesComponent setNumberOfInstancesElement(UnsignedIntType value) {
      this.numberOfInstances = value;
      return this;
    }

    /**
     * @return Number of SOP Instances in Series.
     */
    public int getNumberOfInstances() {
      return this.numberOfInstances == null || this.numberOfInstances.isEmpty() ? 0 : this.numberOfInstances.getValue();
    }

    /**
     * @param value Number of SOP Instances in Series.
     */
    public ImagingStudySeriesComponent setNumberOfInstances(int value) {
      if (this.numberOfInstances == null)
        this.numberOfInstances = new UnsignedIntType();
      this.numberOfInstances.setValue(value);
      return this;
    }

    /**
     * @return {@link #availability} (Availability of series (online, offline or
     *         nearline).). This is the underlying object with id, value and
     *         extensions. The accessor "getAvailability" gives direct access to the
     *         value
     */
    public Enumeration<InstanceAvailability> getAvailabilityElement() {
      if (this.availability == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.availability");
        else if (Configuration.doAutoCreate())
          this.availability = new Enumeration<InstanceAvailability>(new InstanceAvailabilityEnumFactory()); // bb
      return this.availability;
    }

    public boolean hasAvailabilityElement() {
      return this.availability != null && !this.availability.isEmpty();
    }

    public boolean hasAvailability() {
      return this.availability != null && !this.availability.isEmpty();
    }

    /**
     * @param value {@link #availability} (Availability of series (online, offline
     *              or nearline).). This is the underlying object with id, value and
     *              extensions. The accessor "getAvailability" gives direct access
     *              to the value
     */
    public ImagingStudySeriesComponent setAvailabilityElement(Enumeration<InstanceAvailability> value) {
      this.availability = value;
      return this;
    }

    /**
     * @return Availability of series (online, offline or nearline).
     */
    public InstanceAvailability getAvailability() {
      return this.availability == null ? null : this.availability.getValue();
    }

    /**
     * @param value Availability of series (online, offline or nearline).
     */
    public ImagingStudySeriesComponent setAvailability(InstanceAvailability value) {
      if (value == null)
        this.availability = null;
      else {
        if (this.availability == null)
          this.availability = new Enumeration<InstanceAvailability>(new InstanceAvailabilityEnumFactory());
        this.availability.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #url} (URI/URL specifying the location of the referenced
     *         series using WADO-RS.). This is the underlying object with id, value
     *         and extensions. The accessor "getUrl" gives direct access to the
     *         value
     */
    public UriType getUrlElement() {
      if (this.url == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.url");
        else if (Configuration.doAutoCreate())
          this.url = new UriType(); // bb
      return this.url;
    }

    public boolean hasUrlElement() {
      return this.url != null && !this.url.isEmpty();
    }

    public boolean hasUrl() {
      return this.url != null && !this.url.isEmpty();
    }

    /**
     * @param value {@link #url} (URI/URL specifying the location of the referenced
     *              series using WADO-RS.). This is the underlying object with id,
     *              value and extensions. The accessor "getUrl" gives direct access
     *              to the value
     */
    public ImagingStudySeriesComponent setUrlElement(UriType value) {
      this.url = value;
      return this;
    }

    /**
     * @return URI/URL specifying the location of the referenced series using
     *         WADO-RS.
     */
    public String getUrl() {
      return this.url == null ? null : this.url.getValue();
    }

    /**
     * @param value URI/URL specifying the location of the referenced series using
     *              WADO-RS.
     */
    public ImagingStudySeriesComponent setUrl(String value) {
      if (Utilities.noString(value))
        this.url = null;
      else {
        if (this.url == null)
          this.url = new UriType();
        this.url.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #bodySite} (Body part examined. See DICOM Part 16 Annex L for
     *         the mapping from DICOM to Snomed CT.)
     */
    public Coding getBodySite() {
      if (this.bodySite == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.bodySite");
        else if (Configuration.doAutoCreate())
          this.bodySite = new Coding(); // cc
      return this.bodySite;
    }

    public boolean hasBodySite() {
      return this.bodySite != null && !this.bodySite.isEmpty();
    }

    /**
     * @param value {@link #bodySite} (Body part examined. See DICOM Part 16 Annex L
     *              for the mapping from DICOM to Snomed CT.)
     */
    public ImagingStudySeriesComponent setBodySite(Coding value) {
      this.bodySite = value;
      return this;
    }

    /**
     * @return {@link #laterality} (Laterality if body site is paired anatomic
     *         structure and laterality is not pre-coordinated in body site code.)
     */
    public Coding getLaterality() {
      if (this.laterality == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.laterality");
        else if (Configuration.doAutoCreate())
          this.laterality = new Coding(); // cc
      return this.laterality;
    }

    public boolean hasLaterality() {
      return this.laterality != null && !this.laterality.isEmpty();
    }

    /**
     * @param value {@link #laterality} (Laterality if body site is paired anatomic
     *              structure and laterality is not pre-coordinated in body site
     *              code.)
     */
    public ImagingStudySeriesComponent setLaterality(Coding value) {
      this.laterality = value;
      return this;
    }

    /**
     * @return {@link #started} (The date and time the series was started.). This is
     *         the underlying object with id, value and extensions. The accessor
     *         "getStarted" gives direct access to the value
     */
    public DateTimeType getStartedElement() {
      if (this.started == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesComponent.started");
        else if (Configuration.doAutoCreate())
          this.started = new DateTimeType(); // bb
      return this.started;
    }

    public boolean hasStartedElement() {
      return this.started != null && !this.started.isEmpty();
    }

    public boolean hasStarted() {
      return this.started != null && !this.started.isEmpty();
    }

    /**
     * @param value {@link #started} (The date and time the series was started.).
     *              This is the underlying object with id, value and extensions. The
     *              accessor "getStarted" gives direct access to the value
     */
    public ImagingStudySeriesComponent setStartedElement(DateTimeType value) {
      this.started = value;
      return this;
    }

    /**
     * @return The date and time the series was started.
     */
    public Date getStarted() {
      return this.started == null ? null : this.started.getValue();
    }

    /**
     * @param value The date and time the series was started.
     */
    public ImagingStudySeriesComponent setStarted(Date value) {
      if (value == null)
        this.started = null;
      else {
        if (this.started == null)
          this.started = new DateTimeType();
        this.started.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #instance} (A single SOP Instance within the series, e.g. an
     *         image, or presentation state.)
     */
    public List<ImagingStudySeriesInstanceComponent> getInstance() {
      if (this.instance == null)
        this.instance = new ArrayList<ImagingStudySeriesInstanceComponent>();
      return this.instance;
    }

    public boolean hasInstance() {
      if (this.instance == null)
        return false;
      for (ImagingStudySeriesInstanceComponent item : this.instance)
        if (!item.isEmpty())
          return true;
      return false;
    }

    /**
     * @return {@link #instance} (A single SOP Instance within the series, e.g. an
     *         image, or presentation state.)
     */
    // syntactic sugar
    public ImagingStudySeriesInstanceComponent addInstance() { // 3
      ImagingStudySeriesInstanceComponent t = new ImagingStudySeriesInstanceComponent();
      if (this.instance == null)
        this.instance = new ArrayList<ImagingStudySeriesInstanceComponent>();
      this.instance.add(t);
      return t;
    }

    // syntactic sugar
    public ImagingStudySeriesComponent addInstance(ImagingStudySeriesInstanceComponent t) { // 3
      if (t == null)
        return this;
      if (this.instance == null)
        this.instance = new ArrayList<ImagingStudySeriesInstanceComponent>();
      this.instance.add(t);
      return this;
    }

    protected void listChildren(List<Property> childrenList) {
      super.listChildren(childrenList);
      childrenList.add(new Property("number", "unsignedInt", "The Numeric identifier of this series in the study.", 0,
          java.lang.Integer.MAX_VALUE, number));
      childrenList.add(new Property("modality", "Coding", "The modality of this series sequence.", 0,
          java.lang.Integer.MAX_VALUE, modality));
      childrenList
          .add(new Property("uid", "oid", "Formal identifier for this series.", 0, java.lang.Integer.MAX_VALUE, uid));
      childrenList.add(new Property("description", "string", "A description of the series.", 0,
          java.lang.Integer.MAX_VALUE, description));
      childrenList.add(new Property("numberOfInstances", "unsignedInt", "Number of SOP Instances in Series.", 0,
          java.lang.Integer.MAX_VALUE, numberOfInstances));
      childrenList.add(new Property("availability", "code", "Availability of series (online, offline or nearline).", 0,
          java.lang.Integer.MAX_VALUE, availability));
      childrenList
          .add(new Property("url", "uri", "URI/URL specifying the location of the referenced series using WADO-RS.", 0,
              java.lang.Integer.MAX_VALUE, url));
      childrenList.add(new Property("bodySite", "Coding",
          "Body part examined. See  DICOM Part 16 Annex L for the mapping from DICOM to Snomed CT.", 0,
          java.lang.Integer.MAX_VALUE, bodySite));
      childrenList.add(new Property("laterality", "Coding",
          "Laterality if body site is paired anatomic structure and laterality is not pre-coordinated in body site code.",
          0, java.lang.Integer.MAX_VALUE, laterality));
      childrenList.add(new Property("started", "dateTime", "The date and time the series was started.", 0,
          java.lang.Integer.MAX_VALUE, started));
      childrenList.add(
          new Property("instance", "", "A single SOP Instance within the series, e.g. an image, or presentation state.",
              0, java.lang.Integer.MAX_VALUE, instance));
    }

    @Override
    public void setProperty(String name, Base value) throws FHIRException {
      if (name.equals("number"))
        this.number = castToUnsignedInt(value); // UnsignedIntType
      else if (name.equals("modality"))
        this.modality = castToCoding(value); // Coding
      else if (name.equals("uid"))
        this.uid = castToOid(value); // OidType
      else if (name.equals("description"))
        this.description = castToString(value); // StringType
      else if (name.equals("numberOfInstances"))
        this.numberOfInstances = castToUnsignedInt(value); // UnsignedIntType
      else if (name.equals("availability"))
        this.availability = new InstanceAvailabilityEnumFactory().fromType(value); // Enumeration<InstanceAvailability>
      else if (name.equals("url"))
        this.url = castToUri(value); // UriType
      else if (name.equals("bodySite"))
        this.bodySite = castToCoding(value); // Coding
      else if (name.equals("laterality"))
        this.laterality = castToCoding(value); // Coding
      else if (name.equals("started"))
        this.started = castToDateTime(value); // DateTimeType
      else if (name.equals("instance"))
        this.getInstance().add((ImagingStudySeriesInstanceComponent) value);
      else
        super.setProperty(name, value);
    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("number")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.number");
      } else if (name.equals("modality")) {
        this.modality = new Coding();
        return this.modality;
      } else if (name.equals("uid")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.uid");
      } else if (name.equals("description")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.description");
      } else if (name.equals("numberOfInstances")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.numberOfInstances");
      } else if (name.equals("availability")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.availability");
      } else if (name.equals("url")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.url");
      } else if (name.equals("bodySite")) {
        this.bodySite = new Coding();
        return this.bodySite;
      } else if (name.equals("laterality")) {
        this.laterality = new Coding();
        return this.laterality;
      } else if (name.equals("started")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.started");
      } else if (name.equals("instance")) {
        return addInstance();
      } else
        return super.addChild(name);
    }

    public ImagingStudySeriesComponent copy() {
      ImagingStudySeriesComponent dst = new ImagingStudySeriesComponent();
      copyValues(dst);
      dst.number = number == null ? null : number.copy();
      dst.modality = modality == null ? null : modality.copy();
      dst.uid = uid == null ? null : uid.copy();
      dst.description = description == null ? null : description.copy();
      dst.numberOfInstances = numberOfInstances == null ? null : numberOfInstances.copy();
      dst.availability = availability == null ? null : availability.copy();
      dst.url = url == null ? null : url.copy();
      dst.bodySite = bodySite == null ? null : bodySite.copy();
      dst.laterality = laterality == null ? null : laterality.copy();
      dst.started = started == null ? null : started.copy();
      if (instance != null) {
        dst.instance = new ArrayList<ImagingStudySeriesInstanceComponent>();
        for (ImagingStudySeriesInstanceComponent i : instance)
          dst.instance.add(i.copy());
      }
      ;
      return dst;
    }

    @Override
    public boolean equalsDeep(Base other) {
      if (!super.equalsDeep(other))
        return false;
      if (!(other instanceof ImagingStudySeriesComponent))
        return false;
      ImagingStudySeriesComponent o = (ImagingStudySeriesComponent) other;
      return compareDeep(number, o.number, true) && compareDeep(modality, o.modality, true)
          && compareDeep(uid, o.uid, true) && compareDeep(description, o.description, true)
          && compareDeep(numberOfInstances, o.numberOfInstances, true)
          && compareDeep(availability, o.availability, true) && compareDeep(url, o.url, true)
          && compareDeep(bodySite, o.bodySite, true) && compareDeep(laterality, o.laterality, true)
          && compareDeep(started, o.started, true) && compareDeep(instance, o.instance, true);
    }

    @Override
    public boolean equalsShallow(Base other) {
      if (!super.equalsShallow(other))
        return false;
      if (!(other instanceof ImagingStudySeriesComponent))
        return false;
      ImagingStudySeriesComponent o = (ImagingStudySeriesComponent) other;
      return compareValues(number, o.number, true) && compareValues(uid, o.uid, true)
          && compareValues(description, o.description, true)
          && compareValues(numberOfInstances, o.numberOfInstances, true)
          && compareValues(availability, o.availability, true) && compareValues(url, o.url, true)
          && compareValues(started, o.started, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && (number == null || number.isEmpty()) && (modality == null || modality.isEmpty())
          && (uid == null || uid.isEmpty()) && (description == null || description.isEmpty())
          && (numberOfInstances == null || numberOfInstances.isEmpty())
          && (availability == null || availability.isEmpty()) && (url == null || url.isEmpty())
          && (bodySite == null || bodySite.isEmpty()) && (laterality == null || laterality.isEmpty())
          && (started == null || started.isEmpty()) && (instance == null || instance.isEmpty());
    }

    public String fhirType() {
      return "ImagingStudy.series";

    }

  }

  @Block()
  public static class ImagingStudySeriesInstanceComponent extends BackboneElement implements IBaseBackboneElement {
    /**
     * The number of instance in the series.
     */
    @Child(name = "number", type = {
        UnsignedIntType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "The number of this instance in the series", formalDefinition = "The number of instance in the series.")
    protected UnsignedIntType number;

    /**
     * Formal identifier for this image or other content.
     */
    @Child(name = "uid", type = { OidType.class }, order = 2, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Formal identifier for this instance", formalDefinition = "Formal identifier for this image or other content.")
    protected OidType uid;

    /**
     * DICOM instance type.
     */
    @Child(name = "sopClass", type = { OidType.class }, order = 3, min = 1, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "DICOM class type", formalDefinition = "DICOM instance  type.")
    protected OidType sopClass;

    /**
     * A human-friendly SOP Class name.
     */
    @Child(name = "type", type = { StringType.class }, order = 4, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Type of instance (image etc.)", formalDefinition = "A human-friendly SOP Class name.")
    protected StringType type;

    /**
     * The description of the instance.
     */
    @Child(name = "title", type = { StringType.class }, order = 5, min = 0, max = 1, modifier = false, summary = true)
    @Description(shortDefinition = "Description of instance", formalDefinition = "The description of the instance.")
    protected StringType title;

    /**
     * Content of the instance or a rendering thereof (e.g. a JPEG of an image, or
     * an XML of a structured report). May be represented for example by inline
     * encoding; by a URL reference to a WADO-RS service that makes the instance
     * available; or to a FHIR Resource (e.g. Media, Document, etc.). Multiple
     * content attachments may be used for alternate representations of the
     * instance.
     */
    @Child(name = "content", type = {
        Attachment.class }, order = 6, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
    @Description(shortDefinition = "Content of the instance", formalDefinition = "Content of the instance or a rendering thereof (e.g. a JPEG of an image, or an XML of a structured report). May be represented for example by inline encoding; by a URL reference to a WADO-RS service that makes the instance available; or to a FHIR Resource (e.g. Media, Document, etc.). Multiple content attachments may be used for alternate representations of the instance.")
    protected List<Attachment> content;

    private static final long serialVersionUID = -1450403705L;

    /*
     * Constructor
     */
    public ImagingStudySeriesInstanceComponent() {
      super();
    }

    /*
     * Constructor
     */
    public ImagingStudySeriesInstanceComponent(OidType uid, OidType sopClass) {
      super();
      this.uid = uid;
      this.sopClass = sopClass;
    }

    /**
     * @return {@link #number} (The number of instance in the series.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getNumber" gives direct access to the value
     */
    public UnsignedIntType getNumberElement() {
      if (this.number == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesInstanceComponent.number");
        else if (Configuration.doAutoCreate())
          this.number = new UnsignedIntType(); // bb
      return this.number;
    }

    public boolean hasNumberElement() {
      return this.number != null && !this.number.isEmpty();
    }

    public boolean hasNumber() {
      return this.number != null && !this.number.isEmpty();
    }

    /**
     * @param value {@link #number} (The number of instance in the series.). This is
     *              the underlying object with id, value and extensions. The
     *              accessor "getNumber" gives direct access to the value
     */
    public ImagingStudySeriesInstanceComponent setNumberElement(UnsignedIntType value) {
      this.number = value;
      return this;
    }

    /**
     * @return The number of instance in the series.
     */
    public int getNumber() {
      return this.number == null || this.number.isEmpty() ? 0 : this.number.getValue();
    }

    /**
     * @param value The number of instance in the series.
     */
    public ImagingStudySeriesInstanceComponent setNumber(int value) {
      if (this.number == null)
        this.number = new UnsignedIntType();
      this.number.setValue(value);
      return this;
    }

    /**
     * @return {@link #uid} (Formal identifier for this image or other content.).
     *         This is the underlying object with id, value and extensions. The
     *         accessor "getUid" gives direct access to the value
     */
    public OidType getUidElement() {
      if (this.uid == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesInstanceComponent.uid");
        else if (Configuration.doAutoCreate())
          this.uid = new OidType(); // bb
      return this.uid;
    }

    public boolean hasUidElement() {
      return this.uid != null && !this.uid.isEmpty();
    }

    public boolean hasUid() {
      return this.uid != null && !this.uid.isEmpty();
    }

    /**
     * @param value {@link #uid} (Formal identifier for this image or other
     *              content.). This is the underlying object with id, value and
     *              extensions. The accessor "getUid" gives direct access to the
     *              value
     */
    public ImagingStudySeriesInstanceComponent setUidElement(OidType value) {
      this.uid = value;
      return this;
    }

    /**
     * @return Formal identifier for this image or other content.
     */
    public String getUid() {
      return this.uid == null ? null : this.uid.getValue();
    }

    /**
     * @param value Formal identifier for this image or other content.
     */
    public ImagingStudySeriesInstanceComponent setUid(String value) {
      if (this.uid == null)
        this.uid = new OidType();
      this.uid.setValue(value);
      return this;
    }

    /**
     * @return {@link #sopClass} (DICOM instance type.). This is the underlying
     *         object with id, value and extensions. The accessor "getSopClass"
     *         gives direct access to the value
     */
    public OidType getSopClassElement() {
      if (this.sopClass == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesInstanceComponent.sopClass");
        else if (Configuration.doAutoCreate())
          this.sopClass = new OidType(); // bb
      return this.sopClass;
    }

    public boolean hasSopClassElement() {
      return this.sopClass != null && !this.sopClass.isEmpty();
    }

    public boolean hasSopClass() {
      return this.sopClass != null && !this.sopClass.isEmpty();
    }

    /**
     * @param value {@link #sopClass} (DICOM instance type.). This is the underlying
     *              object with id, value and extensions. The accessor "getSopClass"
     *              gives direct access to the value
     */
    public ImagingStudySeriesInstanceComponent setSopClassElement(OidType value) {
      this.sopClass = value;
      return this;
    }

    /**
     * @return DICOM instance type.
     */
    public String getSopClass() {
      return this.sopClass == null ? null : this.sopClass.getValue();
    }

    /**
     * @param value DICOM instance type.
     */
    public ImagingStudySeriesInstanceComponent setSopClass(String value) {
      if (this.sopClass == null)
        this.sopClass = new OidType();
      this.sopClass.setValue(value);
      return this;
    }

    /**
     * @return {@link #type} (A human-friendly SOP Class name.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getType" gives direct access to the value
     */
    public StringType getTypeElement() {
      if (this.type == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesInstanceComponent.type");
        else if (Configuration.doAutoCreate())
          this.type = new StringType(); // bb
      return this.type;
    }

    public boolean hasTypeElement() {
      return this.type != null && !this.type.isEmpty();
    }

    public boolean hasType() {
      return this.type != null && !this.type.isEmpty();
    }

    /**
     * @param value {@link #type} (A human-friendly SOP Class name.). This is the
     *              underlying object with id, value and extensions. The accessor
     *              "getType" gives direct access to the value
     */
    public ImagingStudySeriesInstanceComponent setTypeElement(StringType value) {
      this.type = value;
      return this;
    }

    /**
     * @return A human-friendly SOP Class name.
     */
    public String getType() {
      return this.type == null ? null : this.type.getValue();
    }

    /**
     * @param value A human-friendly SOP Class name.
     */
    public ImagingStudySeriesInstanceComponent setType(String value) {
      if (Utilities.noString(value))
        this.type = null;
      else {
        if (this.type == null)
          this.type = new StringType();
        this.type.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #title} (The description of the instance.). This is the
     *         underlying object with id, value and extensions. The accessor
     *         "getTitle" gives direct access to the value
     */
    public StringType getTitleElement() {
      if (this.title == null)
        if (Configuration.errorOnAutoCreate())
          throw new Error("Attempt to auto-create ImagingStudySeriesInstanceComponent.title");
        else if (Configuration.doAutoCreate())
          this.title = new StringType(); // bb
      return this.title;
    }

    public boolean hasTitleElement() {
      return this.title != null && !this.title.isEmpty();
    }

    public boolean hasTitle() {
      return this.title != null && !this.title.isEmpty();
    }

    /**
     * @param value {@link #title} (The description of the instance.). This is the
     *              underlying object with id, value and extensions. The accessor
     *              "getTitle" gives direct access to the value
     */
    public ImagingStudySeriesInstanceComponent setTitleElement(StringType value) {
      this.title = value;
      return this;
    }

    /**
     * @return The description of the instance.
     */
    public String getTitle() {
      return this.title == null ? null : this.title.getValue();
    }

    /**
     * @param value The description of the instance.
     */
    public ImagingStudySeriesInstanceComponent setTitle(String value) {
      if (Utilities.noString(value))
        this.title = null;
      else {
        if (this.title == null)
          this.title = new StringType();
        this.title.setValue(value);
      }
      return this;
    }

    /**
     * @return {@link #content} (Content of the instance or a rendering thereof
     *         (e.g. a JPEG of an image, or an XML of a structured report). May be
     *         represented for example by inline encoding; by a URL reference to a
     *         WADO-RS service that makes the instance available; or to a FHIR
     *         Resource (e.g. Media, Document, etc.). Multiple content attachments
     *         may be used for alternate representations of the instance.)
     */
    public List<Attachment> getContent() {
      if (this.content == null)
        this.content = new ArrayList<Attachment>();
      return this.content;
    }

    public boolean hasContent() {
      if (this.content == null)
        return false;
      for (Attachment item : this.content)
        if (!item.isEmpty())
          return true;
      return false;
    }

    /**
     * @return {@link #content} (Content of the instance or a rendering thereof
     *         (e.g. a JPEG of an image, or an XML of a structured report). May be
     *         represented for example by inline encoding; by a URL reference to a
     *         WADO-RS service that makes the instance available; or to a FHIR
     *         Resource (e.g. Media, Document, etc.). Multiple content attachments
     *         may be used for alternate representations of the instance.)
     */
    // syntactic sugar
    public Attachment addContent() { // 3
      Attachment t = new Attachment();
      if (this.content == null)
        this.content = new ArrayList<Attachment>();
      this.content.add(t);
      return t;
    }

    // syntactic sugar
    public ImagingStudySeriesInstanceComponent addContent(Attachment t) { // 3
      if (t == null)
        return this;
      if (this.content == null)
        this.content = new ArrayList<Attachment>();
      this.content.add(t);
      return this;
    }

    protected void listChildren(List<Property> childrenList) {
      super.listChildren(childrenList);
      childrenList.add(new Property("number", "unsignedInt", "The number of instance in the series.", 0,
          java.lang.Integer.MAX_VALUE, number));
      childrenList.add(new Property("uid", "oid", "Formal identifier for this image or other content.", 0,
          java.lang.Integer.MAX_VALUE, uid));
      childrenList
          .add(new Property("sopClass", "oid", "DICOM instance  type.", 0, java.lang.Integer.MAX_VALUE, sopClass));
      childrenList.add(
          new Property("type", "string", "A human-friendly SOP Class name.", 0, java.lang.Integer.MAX_VALUE, type));
      childrenList.add(
          new Property("title", "string", "The description of the instance.", 0, java.lang.Integer.MAX_VALUE, title));
      childrenList.add(new Property("content", "Attachment",
          "Content of the instance or a rendering thereof (e.g. a JPEG of an image, or an XML of a structured report). May be represented for example by inline encoding; by a URL reference to a WADO-RS service that makes the instance available; or to a FHIR Resource (e.g. Media, Document, etc.). Multiple content attachments may be used for alternate representations of the instance.",
          0, java.lang.Integer.MAX_VALUE, content));
    }

    @Override
    public void setProperty(String name, Base value) throws FHIRException {
      if (name.equals("number"))
        this.number = castToUnsignedInt(value); // UnsignedIntType
      else if (name.equals("uid"))
        this.uid = castToOid(value); // OidType
      else if (name.equals("sopClass"))
        this.sopClass = castToOid(value); // OidType
      else if (name.equals("type"))
        this.type = castToString(value); // StringType
      else if (name.equals("title"))
        this.title = castToString(value); // StringType
      else if (name.equals("content"))
        this.getContent().add(castToAttachment(value));
      else
        super.setProperty(name, value);
    }

    @Override
    public Base addChild(String name) throws FHIRException {
      if (name.equals("number")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.number");
      } else if (name.equals("uid")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.uid");
      } else if (name.equals("sopClass")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.sopClass");
      } else if (name.equals("type")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.type");
      } else if (name.equals("title")) {
        throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.title");
      } else if (name.equals("content")) {
        return addContent();
      } else
        return super.addChild(name);
    }

    public ImagingStudySeriesInstanceComponent copy() {
      ImagingStudySeriesInstanceComponent dst = new ImagingStudySeriesInstanceComponent();
      copyValues(dst);
      dst.number = number == null ? null : number.copy();
      dst.uid = uid == null ? null : uid.copy();
      dst.sopClass = sopClass == null ? null : sopClass.copy();
      dst.type = type == null ? null : type.copy();
      dst.title = title == null ? null : title.copy();
      if (content != null) {
        dst.content = new ArrayList<Attachment>();
        for (Attachment i : content)
          dst.content.add(i.copy());
      }
      ;
      return dst;
    }

    @Override
    public boolean equalsDeep(Base other) {
      if (!super.equalsDeep(other))
        return false;
      if (!(other instanceof ImagingStudySeriesInstanceComponent))
        return false;
      ImagingStudySeriesInstanceComponent o = (ImagingStudySeriesInstanceComponent) other;
      return compareDeep(number, o.number, true) && compareDeep(uid, o.uid, true)
          && compareDeep(sopClass, o.sopClass, true) && compareDeep(type, o.type, true)
          && compareDeep(title, o.title, true) && compareDeep(content, o.content, true);
    }

    @Override
    public boolean equalsShallow(Base other) {
      if (!super.equalsShallow(other))
        return false;
      if (!(other instanceof ImagingStudySeriesInstanceComponent))
        return false;
      ImagingStudySeriesInstanceComponent o = (ImagingStudySeriesInstanceComponent) other;
      return compareValues(number, o.number, true) && compareValues(uid, o.uid, true)
          && compareValues(sopClass, o.sopClass, true) && compareValues(type, o.type, true)
          && compareValues(title, o.title, true);
    }

    public boolean isEmpty() {
      return super.isEmpty() && (number == null || number.isEmpty()) && (uid == null || uid.isEmpty())
          && (sopClass == null || sopClass.isEmpty()) && (type == null || type.isEmpty())
          && (title == null || title.isEmpty()) && (content == null || content.isEmpty());
    }

    public String fhirType() {
      return "ImagingStudy.series.instance";

    }

  }

  /**
   * Date and Time the study started.
   */
  @Child(name = "started", type = { DateTimeType.class }, order = 0, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "When the study was started", formalDefinition = "Date and Time the study started.")
  protected DateTimeType started;

  /**
   * The patient imaged in the study.
   */
  @Child(name = "patient", type = { Patient.class }, order = 1, min = 1, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Who the images are of", formalDefinition = "The patient imaged in the study.")
  protected Reference patient;

  /**
   * The actual object that is the target of the reference (The patient imaged in
   * the study.)
   */
  protected Patient patientTarget;

  /**
   * Formal identifier for the study.
   */
  @Child(name = "uid", type = { OidType.class }, order = 2, min = 1, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Formal identifier for the study", formalDefinition = "Formal identifier for the study.")
  protected OidType uid;

  /**
   * Accession Number is an identifier related to some aspect of imaging workflow
   * and data management. Usage may vary across different institutions. See for
   * instance [IHE Radiology Technical Framework Volume 1 Appendix
   * A](http://www.ihe.net/uploadedFiles/Documents/Radiology/IHE_RAD_TF_Rev13.0_Vol1_FT_2014-07-30.pdf).
   */
  @Child(name = "accession", type = { Identifier.class }, order = 3, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Related workflow identifier (\"Accession Number\")", formalDefinition = "Accession Number is an identifier related to some aspect of imaging workflow and data management. Usage may vary across different institutions.  See for instance [IHE Radiology Technical Framework Volume 1 Appendix A](http://www.ihe.net/uploadedFiles/Documents/Radiology/IHE_RAD_TF_Rev13.0_Vol1_FT_2014-07-30.pdf).")
  protected Identifier accession;

  /**
   * Other identifiers for the study.
   */
  @Child(name = "identifier", type = {
      Identifier.class }, order = 4, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Other identifiers for the study", formalDefinition = "Other identifiers for the study.")
  protected List<Identifier> identifier;

  /**
   * A list of the diagnostic orders that resulted in this imaging study being
   * performed.
   */
  @Child(name = "order", type = {
      DiagnosticOrder.class }, order = 5, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Order(s) that caused this study to be performed", formalDefinition = "A list of the diagnostic orders that resulted in this imaging study being performed.")
  protected List<Reference> order;
  /**
   * The actual objects that are the target of the reference (A list of the
   * diagnostic orders that resulted in this imaging study being performed.)
   */
  protected List<DiagnosticOrder> orderTarget;

  /**
   * A list of all the Series.ImageModality values that are actual acquisition
   * modalities, i.e. those in the DICOM Context Group 29 (value set OID
   * 1.2.840.10008.6.1.19).
   */
  @Child(name = "modalityList", type = {
      Coding.class }, order = 6, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "All series modality if actual acquisition modalities", formalDefinition = "A list of all the Series.ImageModality values that are actual acquisition modalities, i.e. those in the DICOM Context Group 29 (value set OID 1.2.840.10008.6.1.19).")
  protected List<Coding> modalityList;

  /**
   * The requesting/referring physician.
   */
  @Child(name = "referrer", type = {
      Practitioner.class }, order = 7, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Referring physician (0008,0090)", formalDefinition = "The requesting/referring physician.")
  protected Reference referrer;

  /**
   * The actual object that is the target of the reference (The
   * requesting/referring physician.)
   */
  protected Practitioner referrerTarget;

  /**
   * Availability of study (online, offline or nearline).
   */
  @Child(name = "availability", type = {
      CodeType.class }, order = 8, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "ONLINE | OFFLINE | NEARLINE | UNAVAILABLE (0008,0056)", formalDefinition = "Availability of study (online, offline or nearline).")
  protected Enumeration<InstanceAvailability> availability;

  /**
   * WADO-RS resource where Study is available.
   */
  @Child(name = "url", type = { UriType.class }, order = 9, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Retrieve URI", formalDefinition = "WADO-RS resource where Study is available.")
  protected UriType url;

  /**
   * Number of Series in Study.
   */
  @Child(name = "numberOfSeries", type = {
      UnsignedIntType.class }, order = 10, min = 1, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Number of Study Related Series", formalDefinition = "Number of Series in Study.")
  protected UnsignedIntType numberOfSeries;

  /**
   * Number of SOP Instances in Study.
   */
  @Child(name = "numberOfInstances", type = {
      UnsignedIntType.class }, order = 11, min = 1, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Number of Study Related Instances", formalDefinition = "Number of SOP Instances in Study.")
  protected UnsignedIntType numberOfInstances;

  /**
   * Type of procedure performed.
   */
  @Child(name = "procedure", type = {
      Procedure.class }, order = 12, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Type of procedure performed", formalDefinition = "Type of procedure performed.")
  protected List<Reference> procedure;
  /**
   * The actual objects that are the target of the reference (Type of procedure
   * performed.)
   */
  protected List<Procedure> procedureTarget;

  /**
   * Who read the study and interpreted the images or other content.
   */
  @Child(name = "interpreter", type = {
      Practitioner.class }, order = 13, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Who interpreted images", formalDefinition = "Who read the study and interpreted the images or other content.")
  protected Reference interpreter;

  /**
   * The actual object that is the target of the reference (Who read the study and
   * interpreted the images or other content.)
   */
  protected Practitioner interpreterTarget;

  /**
   * Institution-generated description or classification of the Study performed.
   */
  @Child(name = "description", type = {
      StringType.class }, order = 14, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Institution-generated description", formalDefinition = "Institution-generated description or classification of the Study performed.")
  protected StringType description;

  /**
   * Each study has one or more series of images or other content.
   */
  @Child(name = "series", type = {}, order = 15, min = 0, max = Child.MAX_UNLIMITED, modifier = false, summary = true)
  @Description(shortDefinition = "Each study has one or more series of instances", formalDefinition = "Each study has one or more series of images or other content.")
  protected List<ImagingStudySeriesComponent> series;

  private static final long serialVersionUID = 1895046380L;

  /*
   * Constructor
   */
  public ImagingStudy() {
    super();
  }

  /*
   * Constructor
   */
  public ImagingStudy(Reference patient, OidType uid, UnsignedIntType numberOfSeries,
      UnsignedIntType numberOfInstances) {
    super();
    this.patient = patient;
    this.uid = uid;
    this.numberOfSeries = numberOfSeries;
    this.numberOfInstances = numberOfInstances;
  }

  /**
   * @return {@link #started} (Date and Time the study started.). This is the
   *         underlying object with id, value and extensions. The accessor
   *         "getStarted" gives direct access to the value
   */
  public DateTimeType getStartedElement() {
    if (this.started == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.started");
      else if (Configuration.doAutoCreate())
        this.started = new DateTimeType(); // bb
    return this.started;
  }

  public boolean hasStartedElement() {
    return this.started != null && !this.started.isEmpty();
  }

  public boolean hasStarted() {
    return this.started != null && !this.started.isEmpty();
  }

  /**
   * @param value {@link #started} (Date and Time the study started.). This is the
   *              underlying object with id, value and extensions. The accessor
   *              "getStarted" gives direct access to the value
   */
  public ImagingStudy setStartedElement(DateTimeType value) {
    this.started = value;
    return this;
  }

  /**
   * @return Date and Time the study started.
   */
  public Date getStarted() {
    return this.started == null ? null : this.started.getValue();
  }

  /**
   * @param value Date and Time the study started.
   */
  public ImagingStudy setStarted(Date value) {
    if (value == null)
      this.started = null;
    else {
      if (this.started == null)
        this.started = new DateTimeType();
      this.started.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #patient} (The patient imaged in the study.)
   */
  public Reference getPatient() {
    if (this.patient == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.patient");
      else if (Configuration.doAutoCreate())
        this.patient = new Reference(); // cc
    return this.patient;
  }

  public boolean hasPatient() {
    return this.patient != null && !this.patient.isEmpty();
  }

  /**
   * @param value {@link #patient} (The patient imaged in the study.)
   */
  public ImagingStudy setPatient(Reference value) {
    this.patient = value;
    return this;
  }

  /**
   * @return {@link #patient} The actual object that is the target of the
   *         reference. The reference library doesn't populate this, but you can
   *         use it to hold the resource if you resolve it. (The patient imaged in
   *         the study.)
   */
  public Patient getPatientTarget() {
    if (this.patientTarget == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.patient");
      else if (Configuration.doAutoCreate())
        this.patientTarget = new Patient(); // aa
    return this.patientTarget;
  }

  /**
   * @param value {@link #patient} The actual object that is the target of the
   *              reference. The reference library doesn't use these, but you can
   *              use it to hold the resource if you resolve it. (The patient
   *              imaged in the study.)
   */
  public ImagingStudy setPatientTarget(Patient value) {
    this.patientTarget = value;
    return this;
  }

  /**
   * @return {@link #uid} (Formal identifier for the study.). This is the
   *         underlying object with id, value and extensions. The accessor
   *         "getUid" gives direct access to the value
   */
  public OidType getUidElement() {
    if (this.uid == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.uid");
      else if (Configuration.doAutoCreate())
        this.uid = new OidType(); // bb
    return this.uid;
  }

  public boolean hasUidElement() {
    return this.uid != null && !this.uid.isEmpty();
  }

  public boolean hasUid() {
    return this.uid != null && !this.uid.isEmpty();
  }

  /**
   * @param value {@link #uid} (Formal identifier for the study.). This is the
   *              underlying object with id, value and extensions. The accessor
   *              "getUid" gives direct access to the value
   */
  public ImagingStudy setUidElement(OidType value) {
    this.uid = value;
    return this;
  }

  /**
   * @return Formal identifier for the study.
   */
  public String getUid() {
    return this.uid == null ? null : this.uid.getValue();
  }

  /**
   * @param value Formal identifier for the study.
   */
  public ImagingStudy setUid(String value) {
    if (this.uid == null)
      this.uid = new OidType();
    this.uid.setValue(value);
    return this;
  }

  /**
   * @return {@link #accession} (Accession Number is an identifier related to some
   *         aspect of imaging workflow and data management. Usage may vary across
   *         different institutions. See for instance [IHE Radiology Technical
   *         Framework Volume 1 Appendix
   *         A](http://www.ihe.net/uploadedFiles/Documents/Radiology/IHE_RAD_TF_Rev13.0_Vol1_FT_2014-07-30.pdf).)
   */
  public Identifier getAccession() {
    if (this.accession == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.accession");
      else if (Configuration.doAutoCreate())
        this.accession = new Identifier(); // cc
    return this.accession;
  }

  public boolean hasAccession() {
    return this.accession != null && !this.accession.isEmpty();
  }

  /**
   * @param value {@link #accession} (Accession Number is an identifier related to
   *              some aspect of imaging workflow and data management. Usage may
   *              vary across different institutions. See for instance [IHE
   *              Radiology Technical Framework Volume 1 Appendix
   *              A](http://www.ihe.net/uploadedFiles/Documents/Radiology/IHE_RAD_TF_Rev13.0_Vol1_FT_2014-07-30.pdf).)
   */
  public ImagingStudy setAccession(Identifier value) {
    this.accession = value;
    return this;
  }

  /**
   * @return {@link #identifier} (Other identifiers for the study.)
   */
  public List<Identifier> getIdentifier() {
    if (this.identifier == null)
      this.identifier = new ArrayList<Identifier>();
    return this.identifier;
  }

  public boolean hasIdentifier() {
    if (this.identifier == null)
      return false;
    for (Identifier item : this.identifier)
      if (!item.isEmpty())
        return true;
    return false;
  }

  /**
   * @return {@link #identifier} (Other identifiers for the study.)
   */
  // syntactic sugar
  public Identifier addIdentifier() { // 3
    Identifier t = new Identifier();
    if (this.identifier == null)
      this.identifier = new ArrayList<Identifier>();
    this.identifier.add(t);
    return t;
  }

  // syntactic sugar
  public ImagingStudy addIdentifier(Identifier t) { // 3
    if (t == null)
      return this;
    if (this.identifier == null)
      this.identifier = new ArrayList<Identifier>();
    this.identifier.add(t);
    return this;
  }

  /**
   * @return {@link #order} (A list of the diagnostic orders that resulted in this
   *         imaging study being performed.)
   */
  public List<Reference> getOrder() {
    if (this.order == null)
      this.order = new ArrayList<Reference>();
    return this.order;
  }

  public boolean hasOrder() {
    if (this.order == null)
      return false;
    for (Reference item : this.order)
      if (!item.isEmpty())
        return true;
    return false;
  }

  /**
   * @return {@link #order} (A list of the diagnostic orders that resulted in this
   *         imaging study being performed.)
   */
  // syntactic sugar
  public Reference addOrder() { // 3
    Reference t = new Reference();
    if (this.order == null)
      this.order = new ArrayList<Reference>();
    this.order.add(t);
    return t;
  }

  // syntactic sugar
  public ImagingStudy addOrder(Reference t) { // 3
    if (t == null)
      return this;
    if (this.order == null)
      this.order = new ArrayList<Reference>();
    this.order.add(t);
    return this;
  }

  /**
   * @return {@link #order} (The actual objects that are the target of the
   *         reference. The reference library doesn't populate this, but you can
   *         use this to hold the resources if you resolvethemt. A list of the
   *         diagnostic orders that resulted in this imaging study being
   *         performed.)
   */
  public List<DiagnosticOrder> getOrderTarget() {
    if (this.orderTarget == null)
      this.orderTarget = new ArrayList<DiagnosticOrder>();
    return this.orderTarget;
  }

  // syntactic sugar
  /**
   * @return {@link #order} (Add an actual object that is the target of the
   *         reference. The reference library doesn't use these, but you can use
   *         this to hold the resources if you resolvethemt. A list of the
   *         diagnostic orders that resulted in this imaging study being
   *         performed.)
   */
  public DiagnosticOrder addOrderTarget() {
    DiagnosticOrder r = new DiagnosticOrder();
    if (this.orderTarget == null)
      this.orderTarget = new ArrayList<DiagnosticOrder>();
    this.orderTarget.add(r);
    return r;
  }

  /**
   * @return {@link #modalityList} (A list of all the Series.ImageModality values
   *         that are actual acquisition modalities, i.e. those in the DICOM
   *         Context Group 29 (value set OID 1.2.840.10008.6.1.19).)
   */
  public List<Coding> getModalityList() {
    if (this.modalityList == null)
      this.modalityList = new ArrayList<Coding>();
    return this.modalityList;
  }

  public boolean hasModalityList() {
    if (this.modalityList == null)
      return false;
    for (Coding item : this.modalityList)
      if (!item.isEmpty())
        return true;
    return false;
  }

  /**
   * @return {@link #modalityList} (A list of all the Series.ImageModality values
   *         that are actual acquisition modalities, i.e. those in the DICOM
   *         Context Group 29 (value set OID 1.2.840.10008.6.1.19).)
   */
  // syntactic sugar
  public Coding addModalityList() { // 3
    Coding t = new Coding();
    if (this.modalityList == null)
      this.modalityList = new ArrayList<Coding>();
    this.modalityList.add(t);
    return t;
  }

  // syntactic sugar
  public ImagingStudy addModalityList(Coding t) { // 3
    if (t == null)
      return this;
    if (this.modalityList == null)
      this.modalityList = new ArrayList<Coding>();
    this.modalityList.add(t);
    return this;
  }

  /**
   * @return {@link #referrer} (The requesting/referring physician.)
   */
  public Reference getReferrer() {
    if (this.referrer == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.referrer");
      else if (Configuration.doAutoCreate())
        this.referrer = new Reference(); // cc
    return this.referrer;
  }

  public boolean hasReferrer() {
    return this.referrer != null && !this.referrer.isEmpty();
  }

  /**
   * @param value {@link #referrer} (The requesting/referring physician.)
   */
  public ImagingStudy setReferrer(Reference value) {
    this.referrer = value;
    return this;
  }

  /**
   * @return {@link #referrer} The actual object that is the target of the
   *         reference. The reference library doesn't populate this, but you can
   *         use it to hold the resource if you resolve it. (The
   *         requesting/referring physician.)
   */
  public Practitioner getReferrerTarget() {
    if (this.referrerTarget == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.referrer");
      else if (Configuration.doAutoCreate())
        this.referrerTarget = new Practitioner(); // aa
    return this.referrerTarget;
  }

  /**
   * @param value {@link #referrer} The actual object that is the target of the
   *              reference. The reference library doesn't use these, but you can
   *              use it to hold the resource if you resolve it. (The
   *              requesting/referring physician.)
   */
  public ImagingStudy setReferrerTarget(Practitioner value) {
    this.referrerTarget = value;
    return this;
  }

  /**
   * @return {@link #availability} (Availability of study (online, offline or
   *         nearline).). This is the underlying object with id, value and
   *         extensions. The accessor "getAvailability" gives direct access to the
   *         value
   */
  public Enumeration<InstanceAvailability> getAvailabilityElement() {
    if (this.availability == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.availability");
      else if (Configuration.doAutoCreate())
        this.availability = new Enumeration<InstanceAvailability>(new InstanceAvailabilityEnumFactory()); // bb
    return this.availability;
  }

  public boolean hasAvailabilityElement() {
    return this.availability != null && !this.availability.isEmpty();
  }

  public boolean hasAvailability() {
    return this.availability != null && !this.availability.isEmpty();
  }

  /**
   * @param value {@link #availability} (Availability of study (online, offline or
   *              nearline).). This is the underlying object with id, value and
   *              extensions. The accessor "getAvailability" gives direct access
   *              to the value
   */
  public ImagingStudy setAvailabilityElement(Enumeration<InstanceAvailability> value) {
    this.availability = value;
    return this;
  }

  /**
   * @return Availability of study (online, offline or nearline).
   */
  public InstanceAvailability getAvailability() {
    return this.availability == null ? null : this.availability.getValue();
  }

  /**
   * @param value Availability of study (online, offline or nearline).
   */
  public ImagingStudy setAvailability(InstanceAvailability value) {
    if (value == null)
      this.availability = null;
    else {
      if (this.availability == null)
        this.availability = new Enumeration<InstanceAvailability>(new InstanceAvailabilityEnumFactory());
      this.availability.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #url} (WADO-RS resource where Study is available.). This is
   *         the underlying object with id, value and extensions. The accessor
   *         "getUrl" gives direct access to the value
   */
  public UriType getUrlElement() {
    if (this.url == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.url");
      else if (Configuration.doAutoCreate())
        this.url = new UriType(); // bb
    return this.url;
  }

  public boolean hasUrlElement() {
    return this.url != null && !this.url.isEmpty();
  }

  public boolean hasUrl() {
    return this.url != null && !this.url.isEmpty();
  }

  /**
   * @param value {@link #url} (WADO-RS resource where Study is available.). This
   *              is the underlying object with id, value and extensions. The
   *              accessor "getUrl" gives direct access to the value
   */
  public ImagingStudy setUrlElement(UriType value) {
    this.url = value;
    return this;
  }

  /**
   * @return WADO-RS resource where Study is available.
   */
  public String getUrl() {
    return this.url == null ? null : this.url.getValue();
  }

  /**
   * @param value WADO-RS resource where Study is available.
   */
  public ImagingStudy setUrl(String value) {
    if (Utilities.noString(value))
      this.url = null;
    else {
      if (this.url == null)
        this.url = new UriType();
      this.url.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #numberOfSeries} (Number of Series in Study.). This is the
   *         underlying object with id, value and extensions. The accessor
   *         "getNumberOfSeries" gives direct access to the value
   */
  public UnsignedIntType getNumberOfSeriesElement() {
    if (this.numberOfSeries == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.numberOfSeries");
      else if (Configuration.doAutoCreate())
        this.numberOfSeries = new UnsignedIntType(); // bb
    return this.numberOfSeries;
  }

  public boolean hasNumberOfSeriesElement() {
    return this.numberOfSeries != null && !this.numberOfSeries.isEmpty();
  }

  public boolean hasNumberOfSeries() {
    return this.numberOfSeries != null && !this.numberOfSeries.isEmpty();
  }

  /**
   * @param value {@link #numberOfSeries} (Number of Series in Study.). This is
   *              the underlying object with id, value and extensions. The
   *              accessor "getNumberOfSeries" gives direct access to the value
   */
  public ImagingStudy setNumberOfSeriesElement(UnsignedIntType value) {
    this.numberOfSeries = value;
    return this;
  }

  /**
   * @return Number of Series in Study.
   */
  public int getNumberOfSeries() {
    return this.numberOfSeries == null || this.numberOfSeries.isEmpty() ? 0 : this.numberOfSeries.getValue();
  }

  /**
   * @param value Number of Series in Study.
   */
  public ImagingStudy setNumberOfSeries(int value) {
    if (this.numberOfSeries == null)
      this.numberOfSeries = new UnsignedIntType();
    this.numberOfSeries.setValue(value);
    return this;
  }

  /**
   * @return {@link #numberOfInstances} (Number of SOP Instances in Study.). This
   *         is the underlying object with id, value and extensions. The accessor
   *         "getNumberOfInstances" gives direct access to the value
   */
  public UnsignedIntType getNumberOfInstancesElement() {
    if (this.numberOfInstances == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.numberOfInstances");
      else if (Configuration.doAutoCreate())
        this.numberOfInstances = new UnsignedIntType(); // bb
    return this.numberOfInstances;
  }

  public boolean hasNumberOfInstancesElement() {
    return this.numberOfInstances != null && !this.numberOfInstances.isEmpty();
  }

  public boolean hasNumberOfInstances() {
    return this.numberOfInstances != null && !this.numberOfInstances.isEmpty();
  }

  /**
   * @param value {@link #numberOfInstances} (Number of SOP Instances in Study.).
   *              This is the underlying object with id, value and extensions. The
   *              accessor "getNumberOfInstances" gives direct access to the value
   */
  public ImagingStudy setNumberOfInstancesElement(UnsignedIntType value) {
    this.numberOfInstances = value;
    return this;
  }

  /**
   * @return Number of SOP Instances in Study.
   */
  public int getNumberOfInstances() {
    return this.numberOfInstances == null || this.numberOfInstances.isEmpty() ? 0 : this.numberOfInstances.getValue();
  }

  /**
   * @param value Number of SOP Instances in Study.
   */
  public ImagingStudy setNumberOfInstances(int value) {
    if (this.numberOfInstances == null)
      this.numberOfInstances = new UnsignedIntType();
    this.numberOfInstances.setValue(value);
    return this;
  }

  /**
   * @return {@link #procedure} (Type of procedure performed.)
   */
  public List<Reference> getProcedure() {
    if (this.procedure == null)
      this.procedure = new ArrayList<Reference>();
    return this.procedure;
  }

  public boolean hasProcedure() {
    if (this.procedure == null)
      return false;
    for (Reference item : this.procedure)
      if (!item.isEmpty())
        return true;
    return false;
  }

  /**
   * @return {@link #procedure} (Type of procedure performed.)
   */
  // syntactic sugar
  public Reference addProcedure() { // 3
    Reference t = new Reference();
    if (this.procedure == null)
      this.procedure = new ArrayList<Reference>();
    this.procedure.add(t);
    return t;
  }

  // syntactic sugar
  public ImagingStudy addProcedure(Reference t) { // 3
    if (t == null)
      return this;
    if (this.procedure == null)
      this.procedure = new ArrayList<Reference>();
    this.procedure.add(t);
    return this;
  }

  /**
   * @return {@link #procedure} (The actual objects that are the target of the
   *         reference. The reference library doesn't populate this, but you can
   *         use this to hold the resources if you resolvethemt. Type of procedure
   *         performed.)
   */
  public List<Procedure> getProcedureTarget() {
    if (this.procedureTarget == null)
      this.procedureTarget = new ArrayList<Procedure>();
    return this.procedureTarget;
  }

  // syntactic sugar
  /**
   * @return {@link #procedure} (Add an actual object that is the target of the
   *         reference. The reference library doesn't use these, but you can use
   *         this to hold the resources if you resolvethemt. Type of procedure
   *         performed.)
   */
  public Procedure addProcedureTarget() {
    Procedure r = new Procedure();
    if (this.procedureTarget == null)
      this.procedureTarget = new ArrayList<Procedure>();
    this.procedureTarget.add(r);
    return r;
  }

  /**
   * @return {@link #interpreter} (Who read the study and interpreted the images
   *         or other content.)
   */
  public Reference getInterpreter() {
    if (this.interpreter == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.interpreter");
      else if (Configuration.doAutoCreate())
        this.interpreter = new Reference(); // cc
    return this.interpreter;
  }

  public boolean hasInterpreter() {
    return this.interpreter != null && !this.interpreter.isEmpty();
  }

  /**
   * @param value {@link #interpreter} (Who read the study and interpreted the
   *              images or other content.)
   */
  public ImagingStudy setInterpreter(Reference value) {
    this.interpreter = value;
    return this;
  }

  /**
   * @return {@link #interpreter} The actual object that is the target of the
   *         reference. The reference library doesn't populate this, but you can
   *         use it to hold the resource if you resolve it. (Who read the study
   *         and interpreted the images or other content.)
   */
  public Practitioner getInterpreterTarget() {
    if (this.interpreterTarget == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.interpreter");
      else if (Configuration.doAutoCreate())
        this.interpreterTarget = new Practitioner(); // aa
    return this.interpreterTarget;
  }

  /**
   * @param value {@link #interpreter} The actual object that is the target of the
   *              reference. The reference library doesn't use these, but you can
   *              use it to hold the resource if you resolve it. (Who read the
   *              study and interpreted the images or other content.)
   */
  public ImagingStudy setInterpreterTarget(Practitioner value) {
    this.interpreterTarget = value;
    return this;
  }

  /**
   * @return {@link #description} (Institution-generated description or
   *         classification of the Study performed.). This is the underlying
   *         object with id, value and extensions. The accessor "getDescription"
   *         gives direct access to the value
   */
  public StringType getDescriptionElement() {
    if (this.description == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create ImagingStudy.description");
      else if (Configuration.doAutoCreate())
        this.description = new StringType(); // bb
    return this.description;
  }

  public boolean hasDescriptionElement() {
    return this.description != null && !this.description.isEmpty();
  }

  public boolean hasDescription() {
    return this.description != null && !this.description.isEmpty();
  }

  /**
   * @param value {@link #description} (Institution-generated description or
   *              classification of the Study performed.). This is the underlying
   *              object with id, value and extensions. The accessor
   *              "getDescription" gives direct access to the value
   */
  public ImagingStudy setDescriptionElement(StringType value) {
    this.description = value;
    return this;
  }

  /**
   * @return Institution-generated description or classification of the Study
   *         performed.
   */
  public String getDescription() {
    return this.description == null ? null : this.description.getValue();
  }

  /**
   * @param value Institution-generated description or classification of the Study
   *              performed.
   */
  public ImagingStudy setDescription(String value) {
    if (Utilities.noString(value))
      this.description = null;
    else {
      if (this.description == null)
        this.description = new StringType();
      this.description.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #series} (Each study has one or more series of images or other
   *         content.)
   */
  public List<ImagingStudySeriesComponent> getSeries() {
    if (this.series == null)
      this.series = new ArrayList<ImagingStudySeriesComponent>();
    return this.series;
  }

  public boolean hasSeries() {
    if (this.series == null)
      return false;
    for (ImagingStudySeriesComponent item : this.series)
      if (!item.isEmpty())
        return true;
    return false;
  }

  /**
   * @return {@link #series} (Each study has one or more series of images or other
   *         content.)
   */
  // syntactic sugar
  public ImagingStudySeriesComponent addSeries() { // 3
    ImagingStudySeriesComponent t = new ImagingStudySeriesComponent();
    if (this.series == null)
      this.series = new ArrayList<ImagingStudySeriesComponent>();
    this.series.add(t);
    return t;
  }

  // syntactic sugar
  public ImagingStudy addSeries(ImagingStudySeriesComponent t) { // 3
    if (t == null)
      return this;
    if (this.series == null)
      this.series = new ArrayList<ImagingStudySeriesComponent>();
    this.series.add(t);
    return this;
  }

  protected void listChildren(List<Property> childrenList) {
    super.listChildren(childrenList);
    childrenList.add(new Property("started", "dateTime", "Date and Time the study started.", 0,
        java.lang.Integer.MAX_VALUE, started));
    childrenList.add(new Property("patient", "Reference(Patient)", "The patient imaged in the study.", 0,
        java.lang.Integer.MAX_VALUE, patient));
    childrenList
        .add(new Property("uid", "oid", "Formal identifier for the study.", 0, java.lang.Integer.MAX_VALUE, uid));
    childrenList.add(new Property("accession", "Identifier",
        "Accession Number is an identifier related to some aspect of imaging workflow and data management. Usage may vary across different institutions.  See for instance [IHE Radiology Technical Framework Volume 1 Appendix A](http://www.ihe.net/uploadedFiles/Documents/Radiology/IHE_RAD_TF_Rev13.0_Vol1_FT_2014-07-30.pdf).",
        0, java.lang.Integer.MAX_VALUE, accession));
    childrenList.add(new Property("identifier", "Identifier", "Other identifiers for the study.", 0,
        java.lang.Integer.MAX_VALUE, identifier));
    childrenList.add(new Property("order", "Reference(DiagnosticOrder)",
        "A list of the diagnostic orders that resulted in this imaging study being performed.", 0,
        java.lang.Integer.MAX_VALUE, order));
    childrenList.add(new Property("modalityList", "Coding",
        "A list of all the Series.ImageModality values that are actual acquisition modalities, i.e. those in the DICOM Context Group 29 (value set OID 1.2.840.10008.6.1.19).",
        0, java.lang.Integer.MAX_VALUE, modalityList));
    childrenList.add(new Property("referrer", "Reference(Practitioner)", "The requesting/referring physician.", 0,
        java.lang.Integer.MAX_VALUE, referrer));
    childrenList.add(new Property("availability", "code", "Availability of study (online, offline or nearline).", 0,
        java.lang.Integer.MAX_VALUE, availability));
    childrenList.add(
        new Property("url", "uri", "WADO-RS resource where Study is available.", 0, java.lang.Integer.MAX_VALUE, url));
    childrenList.add(new Property("numberOfSeries", "unsignedInt", "Number of Series in Study.", 0,
        java.lang.Integer.MAX_VALUE, numberOfSeries));
    childrenList.add(new Property("numberOfInstances", "unsignedInt", "Number of SOP Instances in Study.", 0,
        java.lang.Integer.MAX_VALUE, numberOfInstances));
    childrenList.add(new Property("procedure", "Reference(Procedure)", "Type of procedure performed.", 0,
        java.lang.Integer.MAX_VALUE, procedure));
    childrenList.add(new Property("interpreter", "Reference(Practitioner)",
        "Who read the study and interpreted the images or other content.", 0, java.lang.Integer.MAX_VALUE,
        interpreter));
    childrenList.add(new Property("description", "string",
        "Institution-generated description or classification of the Study performed.", 0, java.lang.Integer.MAX_VALUE,
        description));
    childrenList.add(new Property("series", "", "Each study has one or more series of images or other content.", 0,
        java.lang.Integer.MAX_VALUE, series));
  }

  @Override
  public void setProperty(String name, Base value) throws FHIRException {
    if (name.equals("started"))
      this.started = castToDateTime(value); // DateTimeType
    else if (name.equals("patient"))
      this.patient = castToReference(value); // Reference
    else if (name.equals("uid"))
      this.uid = castToOid(value); // OidType
    else if (name.equals("accession"))
      this.accession = castToIdentifier(value); // Identifier
    else if (name.equals("identifier"))
      this.getIdentifier().add(castToIdentifier(value));
    else if (name.equals("order"))
      this.getOrder().add(castToReference(value));
    else if (name.equals("modalityList"))
      this.getModalityList().add(castToCoding(value));
    else if (name.equals("referrer"))
      this.referrer = castToReference(value); // Reference
    else if (name.equals("availability"))
      this.availability = new InstanceAvailabilityEnumFactory().fromType(value); // Enumeration<InstanceAvailability>
    else if (name.equals("url"))
      this.url = castToUri(value); // UriType
    else if (name.equals("numberOfSeries"))
      this.numberOfSeries = castToUnsignedInt(value); // UnsignedIntType
    else if (name.equals("numberOfInstances"))
      this.numberOfInstances = castToUnsignedInt(value); // UnsignedIntType
    else if (name.equals("procedure"))
      this.getProcedure().add(castToReference(value));
    else if (name.equals("interpreter"))
      this.interpreter = castToReference(value); // Reference
    else if (name.equals("description"))
      this.description = castToString(value); // StringType
    else if (name.equals("series"))
      this.getSeries().add((ImagingStudySeriesComponent) value);
    else
      super.setProperty(name, value);
  }

  @Override
  public Base addChild(String name) throws FHIRException {
    if (name.equals("started")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.started");
    } else if (name.equals("patient")) {
      this.patient = new Reference();
      return this.patient;
    } else if (name.equals("uid")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.uid");
    } else if (name.equals("accession")) {
      this.accession = new Identifier();
      return this.accession;
    } else if (name.equals("identifier")) {
      return addIdentifier();
    } else if (name.equals("order")) {
      return addOrder();
    } else if (name.equals("modalityList")) {
      return addModalityList();
    } else if (name.equals("referrer")) {
      this.referrer = new Reference();
      return this.referrer;
    } else if (name.equals("availability")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.availability");
    } else if (name.equals("url")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.url");
    } else if (name.equals("numberOfSeries")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.numberOfSeries");
    } else if (name.equals("numberOfInstances")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.numberOfInstances");
    } else if (name.equals("procedure")) {
      return addProcedure();
    } else if (name.equals("interpreter")) {
      this.interpreter = new Reference();
      return this.interpreter;
    } else if (name.equals("description")) {
      throw new FHIRException("Cannot call addChild on a singleton property ImagingStudy.description");
    } else if (name.equals("series")) {
      return addSeries();
    } else
      return super.addChild(name);
  }

  public String fhirType() {
    return "ImagingStudy";

  }

  public ImagingStudy copy() {
    ImagingStudy dst = new ImagingStudy();
    copyValues(dst);
    dst.started = started == null ? null : started.copy();
    dst.patient = patient == null ? null : patient.copy();
    dst.uid = uid == null ? null : uid.copy();
    dst.accession = accession == null ? null : accession.copy();
    if (identifier != null) {
      dst.identifier = new ArrayList<Identifier>();
      for (Identifier i : identifier)
        dst.identifier.add(i.copy());
    }
    ;
    if (order != null) {
      dst.order = new ArrayList<Reference>();
      for (Reference i : order)
        dst.order.add(i.copy());
    }
    ;
    if (modalityList != null) {
      dst.modalityList = new ArrayList<Coding>();
      for (Coding i : modalityList)
        dst.modalityList.add(i.copy());
    }
    ;
    dst.referrer = referrer == null ? null : referrer.copy();
    dst.availability = availability == null ? null : availability.copy();
    dst.url = url == null ? null : url.copy();
    dst.numberOfSeries = numberOfSeries == null ? null : numberOfSeries.copy();
    dst.numberOfInstances = numberOfInstances == null ? null : numberOfInstances.copy();
    if (procedure != null) {
      dst.procedure = new ArrayList<Reference>();
      for (Reference i : procedure)
        dst.procedure.add(i.copy());
    }
    ;
    dst.interpreter = interpreter == null ? null : interpreter.copy();
    dst.description = description == null ? null : description.copy();
    if (series != null) {
      dst.series = new ArrayList<ImagingStudySeriesComponent>();
      for (ImagingStudySeriesComponent i : series)
        dst.series.add(i.copy());
    }
    ;
    return dst;
  }

  protected ImagingStudy typedCopy() {
    return copy();
  }

  @Override
  public boolean equalsDeep(Base other) {
    if (!super.equalsDeep(other))
      return false;
    if (!(other instanceof ImagingStudy))
      return false;
    ImagingStudy o = (ImagingStudy) other;
    return compareDeep(started, o.started, true) && compareDeep(patient, o.patient, true)
        && compareDeep(uid, o.uid, true) && compareDeep(accession, o.accession, true)
        && compareDeep(identifier, o.identifier, true) && compareDeep(order, o.order, true)
        && compareDeep(modalityList, o.modalityList, true) && compareDeep(referrer, o.referrer, true)
        && compareDeep(availability, o.availability, true) && compareDeep(url, o.url, true)
        && compareDeep(numberOfSeries, o.numberOfSeries, true)
        && compareDeep(numberOfInstances, o.numberOfInstances, true) && compareDeep(procedure, o.procedure, true)
        && compareDeep(interpreter, o.interpreter, true) && compareDeep(description, o.description, true)
        && compareDeep(series, o.series, true);
  }

  @Override
  public boolean equalsShallow(Base other) {
    if (!super.equalsShallow(other))
      return false;
    if (!(other instanceof ImagingStudy))
      return false;
    ImagingStudy o = (ImagingStudy) other;
    return compareValues(started, o.started, true) && compareValues(uid, o.uid, true)
        && compareValues(availability, o.availability, true) && compareValues(url, o.url, true)
        && compareValues(numberOfSeries, o.numberOfSeries, true)
        && compareValues(numberOfInstances, o.numberOfInstances, true)
        && compareValues(description, o.description, true);
  }

  public boolean isEmpty() {
    return super.isEmpty() && (started == null || started.isEmpty()) && (patient == null || patient.isEmpty())
        && (uid == null || uid.isEmpty()) && (accession == null || accession.isEmpty())
        && (identifier == null || identifier.isEmpty()) && (order == null || order.isEmpty())
        && (modalityList == null || modalityList.isEmpty()) && (referrer == null || referrer.isEmpty())
        && (availability == null || availability.isEmpty()) && (url == null || url.isEmpty())
        && (numberOfSeries == null || numberOfSeries.isEmpty())
        && (numberOfInstances == null || numberOfInstances.isEmpty()) && (procedure == null || procedure.isEmpty())
        && (interpreter == null || interpreter.isEmpty()) && (description == null || description.isEmpty())
        && (series == null || series.isEmpty());
  }

  @Override
  public ResourceType getResourceType() {
    return ResourceType.ImagingStudy;
  }

  @SearchParamDefinition(name = "uid", path = "ImagingStudy.series.instance.uid", description = "The instance unique identifier", type = "uri")
  public static final String SP_UID = "uid";
  @SearchParamDefinition(name = "study", path = "ImagingStudy.uid", description = "The study identifier for the image", type = "uri")
  public static final String SP_STUDY = "study";
  @SearchParamDefinition(name = "dicom-class", path = "ImagingStudy.series.instance.sopClass", description = "The type of the instance", type = "uri")
  public static final String SP_DICOMCLASS = "dicom-class";
  @SearchParamDefinition(name = "modality", path = "ImagingStudy.series.modality", description = "The modality of the series", type = "token")
  public static final String SP_MODALITY = "modality";
  @SearchParamDefinition(name = "bodysite", path = "ImagingStudy.series.bodySite", description = "The body site studied", type = "token")
  public static final String SP_BODYSITE = "bodysite";
  @SearchParamDefinition(name = "patient", path = "ImagingStudy.patient", description = "Who the study is about", type = "reference")
  public static final String SP_PATIENT = "patient";
  @SearchParamDefinition(name = "series", path = "ImagingStudy.series.uid", description = "The identifier of the series of images", type = "uri")
  public static final String SP_SERIES = "series";
  @SearchParamDefinition(name = "started", path = "ImagingStudy.started", description = "When the study was started", type = "date")
  public static final String SP_STARTED = "started";
  @SearchParamDefinition(name = "accession", path = "ImagingStudy.accession", description = "The accession identifier for the study", type = "token")
  public static final String SP_ACCESSION = "accession";
  @SearchParamDefinition(name = "order", path = "ImagingStudy.order", description = "The order for the image", type = "reference")
  public static final String SP_ORDER = "order";

}