package org.hl7.fhir.r4.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 Tue, May 12, 2020 07:26+1000 for FHIR v4.0.1
import java.util.Date;
import java.util.List;

import org.hl7.fhir.exceptions.FHIRException;
import org.hl7.fhir.instance.model.api.ICompositeType;
import org.hl7.fhir.utilities.Utilities;

import ca.uhn.fhir.model.api.annotation.Child;
import ca.uhn.fhir.model.api.annotation.DatatypeDef;
import ca.uhn.fhir.model.api.annotation.Description;

/**
 * For referring to data content defined in other formats.
 */
@DatatypeDef(name = "Attachment")
public class Attachment extends Type implements ICompositeType {

  /**
   * Identifies the type of the data in the attachment and allows a method to be
   * chosen to interpret or render the data. Includes mime type parameters such as
   * charset where appropriate.
   */
  @Child(name = "contentType", type = { CodeType.class }, order = 0, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Mime type of the content, with charset etc.", formalDefinition = "Identifies the type of the data in the attachment and allows a method to be chosen to interpret or render the data. Includes mime type parameters such as charset where appropriate.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/mimetypes")
  protected CodeType contentType;

  /**
   * The human language of the content. The value can be any valid value according
   * to BCP 47.
   */
  @Child(name = "language", type = { CodeType.class }, order = 1, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Human language of the content (BCP-47)", formalDefinition = "The human language of the content. The value can be any valid value according to BCP 47.")
  @ca.uhn.fhir.model.api.annotation.Binding(valueSet = "http://hl7.org/fhir/ValueSet/languages")
  protected CodeType language;

  /**
   * The actual data of the attachment - a sequence of bytes, base64 encoded.
   */
  @Child(name = "data", type = {
      Base64BinaryType.class }, order = 2, min = 0, max = 1, modifier = false, summary = false)
  @Description(shortDefinition = "Data inline, base64ed", formalDefinition = "The actual data of the attachment - a sequence of bytes, base64 encoded.")
  protected Base64BinaryType data;

  /**
   * A location where the data can be accessed.
   */
  @Child(name = "url", type = { UrlType.class }, order = 3, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Uri where the data can be found", formalDefinition = "A location where the data can be accessed.")
  protected UrlType url;

  /**
   * The number of bytes of data that make up this attachment (before base64
   * encoding, if that is done).
   */
  @Child(name = "size", type = { UnsignedIntType.class }, order = 4, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Number of bytes of content (if url provided)", formalDefinition = "The number of bytes of data that make up this attachment (before base64 encoding, if that is done).")
  protected UnsignedIntType size;

  /**
   * The calculated hash of the data using SHA-1. Represented using base64.
   */
  @Child(name = "hash", type = {
      Base64BinaryType.class }, order = 5, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Hash of the data (sha-1, base64ed)", formalDefinition = "The calculated hash of the data using SHA-1. Represented using base64.")
  protected Base64BinaryType hash;

  /**
   * A label or set of text to display in place of the data.
   */
  @Child(name = "title", type = { StringType.class }, order = 6, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Label to display in place of the data", formalDefinition = "A label or set of text to display in place of the data.")
  protected StringType title;

  /**
   * The date that the attachment was first created.
   */
  @Child(name = "creation", type = {
      DateTimeType.class }, order = 7, min = 0, max = 1, modifier = false, summary = true)
  @Description(shortDefinition = "Date attachment was first created", formalDefinition = "The date that the attachment was first created.")
  protected DateTimeType creation;

  private static final long serialVersionUID = -564352571L;

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

  /**
   * @return {@link #contentType} (Identifies the type of the data in the
   *         attachment and allows a method to be chosen to interpret or render
   *         the data. Includes mime type parameters such as charset where
   *         appropriate.). This is the underlying object with id, value and
   *         extensions. The accessor "getContentType" gives direct access to the
   *         value
   */
  public CodeType getContentTypeElement() {
    if (this.contentType == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.contentType");
      else if (Configuration.doAutoCreate())
        this.contentType = new CodeType(); // bb
    return this.contentType;
  }

  public boolean hasContentTypeElement() {
    return this.contentType != null && !this.contentType.isEmpty();
  }

  public boolean hasContentType() {
    return this.contentType != null && !this.contentType.isEmpty();
  }

  /**
   * @param value {@link #contentType} (Identifies the type of the data in the
   *              attachment and allows a method to be chosen to interpret or
   *              render the data. Includes mime type parameters such as charset
   *              where appropriate.). This is the underlying object with id,
   *              value and extensions. The accessor "getContentType" gives direct
   *              access to the value
   */
  public Attachment setContentTypeElement(CodeType value) {
    this.contentType = value;
    return this;
  }

  /**
   * @return Identifies the type of the data in the attachment and allows a method
   *         to be chosen to interpret or render the data. Includes mime type
   *         parameters such as charset where appropriate.
   */
  public String getContentType() {
    return this.contentType == null ? null : this.contentType.getValue();
  }

  /**
   * @param value Identifies the type of the data in the attachment and allows a
   *              method to be chosen to interpret or render the data. Includes
   *              mime type parameters such as charset where appropriate.
   */
  public Attachment setContentType(String value) {
    if (Utilities.noString(value))
      this.contentType = null;
    else {
      if (this.contentType == null)
        this.contentType = new CodeType();
      this.contentType.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #language} (The human language of the content. The value can
   *         be any valid value according to BCP 47.). This is the underlying
   *         object with id, value and extensions. The accessor "getLanguage"
   *         gives direct access to the value
   */
  public CodeType getLanguageElement() {
    if (this.language == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.language");
      else if (Configuration.doAutoCreate())
        this.language = new CodeType(); // bb
    return this.language;
  }

  public boolean hasLanguageElement() {
    return this.language != null && !this.language.isEmpty();
  }

  public boolean hasLanguage() {
    return this.language != null && !this.language.isEmpty();
  }

  /**
   * @param value {@link #language} (The human language of the content. The value
   *              can be any valid value according to BCP 47.). This is the
   *              underlying object with id, value and extensions. The accessor
   *              "getLanguage" gives direct access to the value
   */
  public Attachment setLanguageElement(CodeType value) {
    this.language = value;
    return this;
  }

  /**
   * @return The human language of the content. The value can be any valid value
   *         according to BCP 47.
   */
  public String getLanguage() {
    return this.language == null ? null : this.language.getValue();
  }

  /**
   * @param value The human language of the content. The value can be any valid
   *              value according to BCP 47.
   */
  public Attachment setLanguage(String value) {
    if (Utilities.noString(value))
      this.language = null;
    else {
      if (this.language == null)
        this.language = new CodeType();
      this.language.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #data} (The actual data of the attachment - a sequence of
   *         bytes, base64 encoded.). This is the underlying object with id, value
   *         and extensions. The accessor "getData" gives direct access to the
   *         value
   */
  public Base64BinaryType getDataElement() {
    if (this.data == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.data");
      else if (Configuration.doAutoCreate())
        this.data = new Base64BinaryType(); // bb
    return this.data;
  }

  public boolean hasDataElement() {
    return this.data != null && !this.data.isEmpty();
  }

  public boolean hasData() {
    return this.data != null && !this.data.isEmpty();
  }

  /**
   * @param value {@link #data} (The actual data of the attachment - a sequence of
   *              bytes, base64 encoded.). This is the underlying object with id,
   *              value and extensions. The accessor "getData" gives direct access
   *              to the value
   */
  public Attachment setDataElement(Base64BinaryType value) {
    this.data = value;
    return this;
  }

  /**
   * @return The actual data of the attachment - a sequence of bytes, base64
   *         encoded.
   */
  public byte[] getData() {
    return this.data == null ? null : this.data.getValue();
  }

  /**
   * @param value The actual data of the attachment - a sequence of bytes, base64
   *              encoded.
   */
  public Attachment setData(byte[] value) {
    if (value == null)
      this.data = null;
    else {
      if (this.data == null)
        this.data = new Base64BinaryType();
      this.data.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #url} (A location where the data can be accessed.). This is
   *         the underlying object with id, value and extensions. The accessor
   *         "getUrl" gives direct access to the value
   */
  public UrlType getUrlElement() {
    if (this.url == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.url");
      else if (Configuration.doAutoCreate())
        this.url = new UrlType(); // 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} (A location where the data can be accessed.). This
   *              is the underlying object with id, value and extensions. The
   *              accessor "getUrl" gives direct access to the value
   */
  public Attachment setUrlElement(UrlType value) {
    this.url = value;
    return this;
  }

  /**
   * @return A location where the data can be accessed.
   */
  public String getUrl() {
    return this.url == null ? null : this.url.getValue();
  }

  /**
   * @param value A location where the data can be accessed.
   */
  public Attachment setUrl(String value) {
    if (Utilities.noString(value))
      this.url = null;
    else {
      if (this.url == null)
        this.url = new UrlType();
      this.url.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #size} (The number of bytes of data that make up this
   *         attachment (before base64 encoding, if that is done).). This is the
   *         underlying object with id, value and extensions. The accessor
   *         "getSize" gives direct access to the value
   */
  public UnsignedIntType getSizeElement() {
    if (this.size == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.size");
      else if (Configuration.doAutoCreate())
        this.size = new UnsignedIntType(); // bb
    return this.size;
  }

  public boolean hasSizeElement() {
    return this.size != null && !this.size.isEmpty();
  }

  public boolean hasSize() {
    return this.size != null && !this.size.isEmpty();
  }

  /**
   * @param value {@link #size} (The number of bytes of data that make up this
   *              attachment (before base64 encoding, if that is done).). This is
   *              the underlying object with id, value and extensions. The
   *              accessor "getSize" gives direct access to the value
   */
  public Attachment setSizeElement(UnsignedIntType value) {
    this.size = value;
    return this;
  }

  /**
   * @return The number of bytes of data that make up this attachment (before
   *         base64 encoding, if that is done).
   */
  public int getSize() {
    return this.size == null || this.size.isEmpty() ? 0 : this.size.getValue();
  }

  /**
   * @param value The number of bytes of data that make up this attachment (before
   *              base64 encoding, if that is done).
   */
  public Attachment setSize(int value) {
    if (this.size == null)
      this.size = new UnsignedIntType();
    this.size.setValue(value);
    return this;
  }

  /**
   * @return {@link #hash} (The calculated hash of the data using SHA-1.
   *         Represented using base64.). This is the underlying object with id,
   *         value and extensions. The accessor "getHash" gives direct access to
   *         the value
   */
  public Base64BinaryType getHashElement() {
    if (this.hash == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.hash");
      else if (Configuration.doAutoCreate())
        this.hash = new Base64BinaryType(); // bb
    return this.hash;
  }

  public boolean hasHashElement() {
    return this.hash != null && !this.hash.isEmpty();
  }

  public boolean hasHash() {
    return this.hash != null && !this.hash.isEmpty();
  }

  /**
   * @param value {@link #hash} (The calculated hash of the data using SHA-1.
   *              Represented using base64.). This is the underlying object with
   *              id, value and extensions. The accessor "getHash" gives direct
   *              access to the value
   */
  public Attachment setHashElement(Base64BinaryType value) {
    this.hash = value;
    return this;
  }

  /**
   * @return The calculated hash of the data using SHA-1. Represented using
   *         base64.
   */
  public byte[] getHash() {
    return this.hash == null ? null : this.hash.getValue();
  }

  /**
   * @param value The calculated hash of the data using SHA-1. Represented using
   *              base64.
   */
  public Attachment setHash(byte[] value) {
    if (value == null)
      this.hash = null;
    else {
      if (this.hash == null)
        this.hash = new Base64BinaryType();
      this.hash.setValue(value);
    }
    return this;
  }

  /**
   * @return {@link #title} (A label or set of text to display in place of the
   *         data.). 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 Attachment.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} (A label or set of text to display in place of
   *              the data.). This is the underlying object with id, value and
   *              extensions. The accessor "getTitle" gives direct access to the
   *              value
   */
  public Attachment setTitleElement(StringType value) {
    this.title = value;
    return this;
  }

  /**
   * @return A label or set of text to display in place of the data.
   */
  public String getTitle() {
    return this.title == null ? null : this.title.getValue();
  }

  /**
   * @param value A label or set of text to display in place of the data.
   */
  public Attachment 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 #creation} (The date that the attachment was first created.).
   *         This is the underlying object with id, value and extensions. The
   *         accessor "getCreation" gives direct access to the value
   */
  public DateTimeType getCreationElement() {
    if (this.creation == null)
      if (Configuration.errorOnAutoCreate())
        throw new Error("Attempt to auto-create Attachment.creation");
      else if (Configuration.doAutoCreate())
        this.creation = new DateTimeType(); // bb
    return this.creation;
  }

  public boolean hasCreationElement() {
    return this.creation != null && !this.creation.isEmpty();
  }

  public boolean hasCreation() {
    return this.creation != null && !this.creation.isEmpty();
  }

  /**
   * @param value {@link #creation} (The date that the attachment was first
   *              created.). This is the underlying object with id, value and
   *              extensions. The accessor "getCreation" gives direct access to
   *              the value
   */
  public Attachment setCreationElement(DateTimeType value) {
    this.creation = value;
    return this;
  }

  /**
   * @return The date that the attachment was first created.
   */
  public Date getCreation() {
    return this.creation == null ? null : this.creation.getValue();
  }

  /**
   * @param value The date that the attachment was first created.
   */
  public Attachment setCreation(Date value) {
    if (value == null)
      this.creation = null;
    else {
      if (this.creation == null)
        this.creation = new DateTimeType();
      this.creation.setValue(value);
    }
    return this;
  }

  protected void listChildren(List<Property> children) {
    super.listChildren(children);
    children.add(new Property("contentType", "code",
        "Identifies the type of the data in the attachment and allows a method to be chosen to interpret or render the data. Includes mime type parameters such as charset where appropriate.",
        0, 1, contentType));
    children.add(new Property("language", "code",
        "The human language of the content. The value can be any valid value according to BCP 47.", 0, 1, language));
    children.add(new Property("data", "base64Binary",
        "The actual data of the attachment - a sequence of bytes, base64 encoded.", 0, 1, data));
    children.add(new Property("url", "url", "A location where the data can be accessed.", 0, 1, url));
    children.add(new Property("size", "unsignedInt",
        "The number of bytes of data that make up this attachment (before base64 encoding, if that is done).", 0, 1,
        size));
    children.add(new Property("hash", "base64Binary",
        "The calculated hash of the data using SHA-1. Represented using base64.", 0, 1, hash));
    children
        .add(new Property("title", "string", "A label or set of text to display in place of the data.", 0, 1, title));
    children
        .add(new Property("creation", "dateTime", "The date that the attachment was first created.", 0, 1, creation));
  }

  @Override
  public Property getNamedProperty(int _hash, String _name, boolean _checkValid) throws FHIRException {
    switch (_hash) {
    case -389131437:
      /* contentType */ return new Property("contentType", "code",
          "Identifies the type of the data in the attachment and allows a method to be chosen to interpret or render the data. Includes mime type parameters such as charset where appropriate.",
          0, 1, contentType);
    case -1613589672:
      /* language */ return new Property("language", "code",
          "The human language of the content. The value can be any valid value according to BCP 47.", 0, 1, language);
    case 3076010:
      /* data */ return new Property("data", "base64Binary",
          "The actual data of the attachment - a sequence of bytes, base64 encoded.", 0, 1, data);
    case 116079:
      /* url */ return new Property("url", "url", "A location where the data can be accessed.", 0, 1, url);
    case 3530753:
      /* size */ return new Property("size", "unsignedInt",
          "The number of bytes of data that make up this attachment (before base64 encoding, if that is done).", 0, 1,
          size);
    case 3195150:
      /* hash */ return new Property("hash", "base64Binary",
          "The calculated hash of the data using SHA-1. Represented using base64.", 0, 1, hash);
    case 110371416:
      /* title */ return new Property("title", "string", "A label or set of text to display in place of the data.", 0,
          1, title);
    case 1820421855:
      /* creation */ return new Property("creation", "dateTime", "The date that the attachment was first created.", 0,
          1, creation);
    default:
      return super.getNamedProperty(_hash, _name, _checkValid);
    }

  }

  @Override
  public Base[] getProperty(int hash, String name, boolean checkValid) throws FHIRException {
    switch (hash) {
    case -389131437:
      /* contentType */ return this.contentType == null ? new Base[0] : new Base[] { this.contentType }; // CodeType
    case -1613589672:
      /* language */ return this.language == null ? new Base[0] : new Base[] { this.language }; // CodeType
    case 3076010:
      /* data */ return this.data == null ? new Base[0] : new Base[] { this.data }; // Base64BinaryType
    case 116079:
      /* url */ return this.url == null ? new Base[0] : new Base[] { this.url }; // UrlType
    case 3530753:
      /* size */ return this.size == null ? new Base[0] : new Base[] { this.size }; // UnsignedIntType
    case 3195150:
      /* hash */ return this.hash == null ? new Base[0] : new Base[] { this.hash }; // Base64BinaryType
    case 110371416:
      /* title */ return this.title == null ? new Base[0] : new Base[] { this.title }; // StringType
    case 1820421855:
      /* creation */ return this.creation == null ? new Base[0] : new Base[] { this.creation }; // DateTimeType
    default:
      return super.getProperty(hash, name, checkValid);
    }

  }

  @Override
  public Base setProperty(int hash, String name, Base value) throws FHIRException {
    switch (hash) {
    case -389131437: // contentType
      this.contentType = castToCode(value); // CodeType
      return value;
    case -1613589672: // language
      this.language = castToCode(value); // CodeType
      return value;
    case 3076010: // data
      this.data = castToBase64Binary(value); // Base64BinaryType
      return value;
    case 116079: // url
      this.url = castToUrl(value); // UrlType
      return value;
    case 3530753: // size
      this.size = castToUnsignedInt(value); // UnsignedIntType
      return value;
    case 3195150: // hash
      this.hash = castToBase64Binary(value); // Base64BinaryType
      return value;
    case 110371416: // title
      this.title = castToString(value); // StringType
      return value;
    case 1820421855: // creation
      this.creation = castToDateTime(value); // DateTimeType
      return value;
    default:
      return super.setProperty(hash, name, value);
    }

  }

  @Override
  public Base setProperty(String name, Base value) throws FHIRException {
    if (name.equals("contentType")) {
      this.contentType = castToCode(value); // CodeType
    } else if (name.equals("language")) {
      this.language = castToCode(value); // CodeType
    } else if (name.equals("data")) {
      this.data = castToBase64Binary(value); // Base64BinaryType
    } else if (name.equals("url")) {
      this.url = castToUrl(value); // UrlType
    } else if (name.equals("size")) {
      this.size = castToUnsignedInt(value); // UnsignedIntType
    } else if (name.equals("hash")) {
      this.hash = castToBase64Binary(value); // Base64BinaryType
    } else if (name.equals("title")) {
      this.title = castToString(value); // StringType
    } else if (name.equals("creation")) {
      this.creation = castToDateTime(value); // DateTimeType
    } else
      return super.setProperty(name, value);
    return value;
  }

  @Override
  public Base makeProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case -389131437:
      return getContentTypeElement();
    case -1613589672:
      return getLanguageElement();
    case 3076010:
      return getDataElement();
    case 116079:
      return getUrlElement();
    case 3530753:
      return getSizeElement();
    case 3195150:
      return getHashElement();
    case 110371416:
      return getTitleElement();
    case 1820421855:
      return getCreationElement();
    default:
      return super.makeProperty(hash, name);
    }

  }

  @Override
  public String[] getTypesForProperty(int hash, String name) throws FHIRException {
    switch (hash) {
    case -389131437:
      /* contentType */ return new String[] { "code" };
    case -1613589672:
      /* language */ return new String[] { "code" };
    case 3076010:
      /* data */ return new String[] { "base64Binary" };
    case 116079:
      /* url */ return new String[] { "url" };
    case 3530753:
      /* size */ return new String[] { "unsignedInt" };
    case 3195150:
      /* hash */ return new String[] { "base64Binary" };
    case 110371416:
      /* title */ return new String[] { "string" };
    case 1820421855:
      /* creation */ return new String[] { "dateTime" };
    default:
      return super.getTypesForProperty(hash, name);
    }

  }

  @Override
  public Base addChild(String name) throws FHIRException {
    if (name.equals("contentType")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.contentType");
    } else if (name.equals("language")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.language");
    } else if (name.equals("data")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.data");
    } else if (name.equals("url")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.url");
    } else if (name.equals("size")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.size");
    } else if (name.equals("hash")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.hash");
    } else if (name.equals("title")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.title");
    } else if (name.equals("creation")) {
      throw new FHIRException("Cannot call addChild on a singleton property Attachment.creation");
    } else
      return super.addChild(name);
  }

  public String fhirType() {
    return "Attachment";

  }

  public Attachment copy() {
    Attachment dst = new Attachment();
    copyValues(dst);
    return dst;
  }

  public void copyValues(Attachment dst) {
    super.copyValues(dst);
    dst.contentType = contentType == null ? null : contentType.copy();
    dst.language = language == null ? null : language.copy();
    dst.data = data == null ? null : data.copy();
    dst.url = url == null ? null : url.copy();
    dst.size = size == null ? null : size.copy();
    dst.hash = hash == null ? null : hash.copy();
    dst.title = title == null ? null : title.copy();
    dst.creation = creation == null ? null : creation.copy();
  }

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

  @Override
  public boolean equalsDeep(Base other_) {
    if (!super.equalsDeep(other_))
      return false;
    if (!(other_ instanceof Attachment))
      return false;
    Attachment o = (Attachment) other_;
    return compareDeep(contentType, o.contentType, true) && compareDeep(language, o.language, true)
        && compareDeep(data, o.data, true) && compareDeep(url, o.url, true) && compareDeep(size, o.size, true)
        && compareDeep(hash, o.hash, true) && compareDeep(title, o.title, true)
        && compareDeep(creation, o.creation, true);
  }

  @Override
  public boolean equalsShallow(Base other_) {
    if (!super.equalsShallow(other_))
      return false;
    if (!(other_ instanceof Attachment))
      return false;
    Attachment o = (Attachment) other_;
    return compareValues(contentType, o.contentType, true) && compareValues(language, o.language, true)
        && compareValues(data, o.data, true) && compareValues(url, o.url, true) && compareValues(size, o.size, true)
        && compareValues(hash, o.hash, true) && compareValues(title, o.title, true)
        && compareValues(creation, o.creation, true);
  }

  public boolean isEmpty() {
    return super.isEmpty()
        && ca.uhn.fhir.util.ElementUtil.isEmpty(contentType, language, data, url, size, hash, title, creation);
  }

}