001package org.hl7.fhir.r4.conformance;
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.File;
033import java.io.FileOutputStream;
034import java.io.IOException;
035import java.io.OutputStreamWriter;
036
037import org.hl7.fhir.exceptions.FHIRException;
038import org.hl7.fhir.r4.context.IWorkerContext;
039import org.hl7.fhir.r4.model.StructureDefinition;
040import org.hl7.fhir.utilities.Utilities;
041
042public class ConstraintJavaGenerator {
043
044  private IWorkerContext context; // for doing expansions
045  private String version; // for getting includes correct
046  private String folder; // dest dir where the profile will be generated into
047  private String packageName;
048
049  public ConstraintJavaGenerator(IWorkerContext context, String version, String folder, String packageName) {
050    super();
051    this.context = context;
052    this.version = version;
053    this.folder = folder;
054    this.packageName = packageName;
055  }
056
057  public String generate(StructureDefinition sd) throws FHIRException, IOException {
058    String name = sd.hasName()
059        ? Utilities.titleize(sd.getName().replace(".", "").replace("-", "").replace("\"", "")).replace(" ", "")
060        : "";
061    if (!Utilities.nmtokenize(name).equals(name)) {
062      System.out.println("Cannot generate Java code for profile " + sd.getUrl() + " because the name \"" + name
063          + "\" is not a valid Java class name");
064      return null;
065    }
066    File destFile = new File(Utilities.path(folder, name + ".java"));
067    OutputStreamWriter dest = new OutputStreamWriter(new FileOutputStream(destFile), "UTF-8");
068
069    dest.write("package " + packageName + ";\r\n");
070    dest.write("\r\n");
071    dest.write("import org.hl7.fhir.r4.model.ProfilingWrapper;\r\n");
072    dest.write("\r\n");
073    dest.write("public class " + name + " {\r\n");
074    dest.write("\r\n");
075
076    dest.write("}\r\n");
077    dest.flush();
078    dest.close();
079    return destFile.getAbsolutePath();
080  }
081
082}