Program: 52080
Project: 52080
Buggy source:
/** 
 * In this method, the BTE is instantiated. THe workflow generates the DSpace files necessary for the upload, and the default item import method is called
 * @param c The contect
 * @param mycollections The collections the items are inserted to
 * @param sourceDir The filepath to the file to read data from
 * @param mapFile The filepath to mapfile to be generated
 * @param template
 * @param inputType The type of the input data (bibtex, csv, etc.)
 * @param workingDir The path to create temporary files (for command line or UI based)
 * @throws Exception
 */
private void addBTEItems(Context c,Collection[] mycollections,String sourceDir,String mapFile,boolean template,String inputType,String workingDir) throws Exception {
  String outputFolder=null;
  if (workingDir == null) {
    File importDir=new File(ConfigurationManager.getProperty("String_Node_Str"));
    if (!importDir.exists()) {
      boolean success=importDir.mkdir();
      if (!success) {
        log.info("String_Node_Str");
        throw new Exception("String_Node_Str");
      }
    }
    outputFolder=importDir + File.separator + generateRandomFilename(true);
  }
 else {
    outputFolder=workingDir + File.separator + "String_Node_Str";
  }
  BTEBatchImportService dls=new DSpace().getSingletonService(BTEBatchImportService.class);
  DataLoader dataLoader=dls.getDataLoaders().get(inputType);
  Map<String,String> outputMap=dls.getOutputMap();
  TransformationEngine te=dls.getTransformationEngine();
  if (dataLoader == null) {
    System.out.println("String_Node_Str");
    return;
  }
  if (outputMap == null) {
    System.out.println("String_Node_Str");
    return;
  }
  if (dataLoader instanceof FileDataLoader) {
    FileDataLoader fdl=(FileDataLoader)dataLoader;
    if (!StringUtils.isBlank(sourceDir)) {
      System.out.println("String_Node_Str");
      fdl.setFilename(sourceDir);
    }
  }
 else   if (dataLoader instanceof OAIPMHDataLoader) {
    OAIPMHDataLoader fdl=(OAIPMHDataLoader)dataLoader;
    System.out.println(sourceDir);
    if (!StringUtils.isBlank(sourceDir)) {
      System.out.println("String_Node_Str");
      fdl.setServerAddress(sourceDir);
    }
  }
  if (dataLoader != null) {
    System.out.println("String_Node_Str" + dataLoader.toString() + "String_Node_Str");
    te.setDataLoader(dataLoader);
    DSpaceOutputGenerator outputGenerator=new DSpaceOutputGenerator(outputMap);
    outputGenerator.setOutputDirectory(outputFolder);
    te.setOutputGenerator(outputGenerator);
    try {
      TransformationResult res=te.transform(new TransformationSpec());
      List<String> output=res.getOutput();
      outputGenerator.writeOutput(output);
    }
 catch (    Exception e) {
      System.err.println("String_Node_Str");
      e.printStackTrace();
      throw e;
    }
    ItemImport myloader=new ItemImport();
    myloader.addItems(c,mycollections,outputFolder,mapFile,template);
    deleteDirectory(new File(outputFolder));
  }
}

Fixed version (ground truth):
/** 
 * In this method, the BTE is instantiated. THe workflow generates the DSpace files necessary for the upload, and the default item import method is called
 * @param c The contect
 * @param mycollections The collections the items are inserted to
 * @param sourceDir The filepath to the file to read data from
 * @param mapFile The filepath to mapfile to be generated
 * @param template
 * @param inputType The type of the input data (bibtex, csv, etc.)
 * @param workingDir The path to create temporary files (for command line or UI based)
 * @throws Exception
 */
private void addBTEItems(Context c,Collection[] mycollections,String sourceDir,String mapFile,boolean template,String inputType,String workingDir) throws Exception {
  String outputFolder=null;
  if (workingDir == null) {
    File importDir=new File(ConfigurationManager.getProperty("String_Node_Str"));
    if (!importDir.exists()) {
      boolean success=importDir.mkdir();
      if (!success) {
        log.info("String_Node_Str");
        throw new Exception("String_Node_Str");
      }
    }
    outputFolder=importDir + File.separator + generateRandomFilename(true);
  }
 else {
    outputFolder=workingDir + File.separator + "String_Node_Str";
  }
  BTEBatchImportService dls=new DSpace().getSingletonService(BTEBatchImportService.class);
  DataLoader dataLoader=dls.getDataLoaders().get(inputType);
  Map<String,String> outputMap=dls.getOutputMap();
  TransformationEngine te=dls.getTransformationEngine();
  if (dataLoader == null) {
    System.out.println("String_Node_Str");
    return;
  }
  if (outputMap == null) {
    System.out.println("String_Node_Str");
    return;
  }
  if (dataLoader instanceof FileDataLoader) {
    FileDataLoader fdl=(FileDataLoader)dataLoader;
    if (!StringUtils.isBlank(sourceDir)) {
      System.out.println("String_Node_Str");
      fdl.setFilename(sourceDir);
    }
  }
 else   if (dataLoader instanceof OAIPMHDataLoader) {
    OAIPMHDataLoader fdl=(OAIPMHDataLoader)dataLoader;
    System.out.println(sourceDir);
    if (!StringUtils.isBlank(sourceDir)) {
      System.out.println("String_Node_Str");
      fdl.setServerAddress(sourceDir);
    }
  }
  if (dataLoader != null) {
    System.out.println("String_Node_Str" + dataLoader.toString() + "String_Node_Str");
    te.setDataLoader(dataLoader);
    DSpaceOutputGenerator outputGenerator=new DSpaceOutputGenerator(outputMap);
    outputGenerator.setOutputDirectory(outputFolder);
    te.setOutputGenerator(outputGenerator);
    try {
      TransformationResult res=te.transform(new TransformationSpec());
      List<String> output=res.getOutput();
      outputGenerator.writeOutput(output);
    }
 catch (    Exception e) {
      System.err.println("String_Node_Str");
      e.printStackTrace();
    }
    ItemImport myloader=new ItemImport();
    myloader.addItems(c,mycollections,outputFolder,mapFile,template);
    deleteDirectory(new File(outputFolder));
  }
}