001package org.hl7.fhir.r4.elementmodel;
002
003/*
004  Copyright (c) 2011+, HL7, Inc.
005  All rights reserved.
006  
007  Redistribution and use in source and binary forms, with or without modification, 
008  are permitted provided that the following conditions are met:
009    
010   * Redistributions of source code must retain the above copyright notice, this 
011     list of conditions and the following disclaimer.
012   * Redistributions in binary form must reproduce the above copyright notice, 
013     this list of conditions and the following disclaimer in the documentation 
014     and/or other materials provided with the distribution.
015   * Neither the name of HL7 nor the names of its contributors may be used to 
016     endorse or promote products derived from this software without specific 
017     prior written permission.
018  
019  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND 
020  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 
021  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 
022  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 
023  INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 
024  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 
025  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
026  WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
027  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
028  POSSIBILITY OF SUCH DAMAGE.
029  
030 */
031
032import java.io.IOException;
033import java.io.InputStream;
034import java.io.OutputStream;
035
036import org.hl7.fhir.exceptions.DefinitionException;
037import org.hl7.fhir.exceptions.FHIRException;
038import org.hl7.fhir.exceptions.FHIRFormatError;
039import org.hl7.fhir.r4.context.IWorkerContext;
040import org.hl7.fhir.r4.formats.IParser.OutputStyle;
041import org.hl7.fhir.r4.model.StructureDefinition;
042
043public class Manager {
044
045  public enum FhirFormat {
046    XML, JSON, TURTLE, TEXT, VBAR;
047
048    public String getExtension() {
049      switch (this) {
050      case JSON:
051        return "json";
052      case TURTLE:
053        return "ttl";
054      case XML:
055        return "xml";
056      case TEXT:
057        return "txt";
058      case VBAR:
059        return "hl7";
060      }
061      return null;
062    }
063  }
064
065  public static Element parse(IWorkerContext context, InputStream source, FhirFormat inputFormat)
066      throws FHIRFormatError, DefinitionException, IOException, FHIRException {
067    return makeParser(context, inputFormat).parse(source);
068  }
069
070  public static void compose(IWorkerContext context, Element e, OutputStream destination, FhirFormat outputFormat,
071      OutputStyle style, String base) throws FHIRException, IOException {
072    makeParser(context, outputFormat).compose(e, destination, style, base);
073  }
074
075  public static ParserBase makeParser(IWorkerContext context, FhirFormat format) {
076    switch (format) {
077    case JSON:
078      return new JsonParser(context);
079    case XML:
080      return new XmlParser(context);
081    case TURTLE:
082      return new TurtleParser(context);
083    case VBAR:
084      return new VerticalBarParser(context);
085    case TEXT:
086      throw new Error("Programming logic error: do not call makeParser for a text resource");
087    }
088    return null;
089  }
090
091  public static Element build(IWorkerContext context, StructureDefinition sd) {
092    Property p = new Property(context, sd.getSnapshot().getElementFirstRep(), sd);
093    Element e = new Element(null, p);
094    return e;
095  }
096
097}