Program: 123301
Project: 123301
Buggy source:
@Override public boolean finish(){
  if (exportTypeCombo != null && JobExportType.getTypeFromString(exportTypeCombo.getText()).equals(JobExportType.PETALSESB)) {
    if (!ensureTargetFileIsValid(new File(saDestinationFilePath)))     return true;
    File suFile=null;
    suFile=new File(getDestinationValue());
    suFile.exists();
    boolean ok=true;
    try {
      String desc=(getProcessItem()).getProperty().getDescription();
      if ((ok=super.finish()) == true) {
        if (desc == null)         desc="String_Node_Str";
 else {
          desc=desc.replaceAll("String_Node_Str","String_Node_Str");
          desc=desc.replaceAll("String_Node_Str","String_Node_Str");
        }
        suFile.exists();
        File saFile=SaUtils.createSaForTalend(suFile,saDestinationFilePath,desc);
        if (saFile == null || !saFile.exists()) {
          ok=false;
          MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str"));
        }
      }
    }
 catch (    Exception e) {
      ExceptionHandler.process(e);
    }
    return ok;
  }
  if (exportTypeCombo != null && JobExportType.getTypeFromString(exportTypeCombo.getText()).equals(JobExportType.JBOSSESB)) {
    if (getDialogSettings() != null) {
      IDialogSettings section=getDialogSettings().getSection(DESTINATION_FILE);
      if (section == null) {
        section=getDialogSettings().addNewSection(DESTINATION_FILE);
      }
      section.put(ESB_EXPORT_TYPE,esbTypeCombo.getText());
      section.put(ESB_SERVICE_NAME,esbServiceName.getText());
      section.put(ESB_CATEGORY,esbCategory.getText());
      section.put(QUERY_MESSAGE_NAME,esbQueueMessageName.getText());
    }
  }
  return super.finish();
}

Fixed version (ground truth):
@Override public boolean finish(){
  if (exportTypeCombo != null && JobExportType.getTypeFromString(exportTypeCombo.getText()).equals(JobExportType.PETALSESB)) {
    if (!ensureTargetFileIsValid(new File(saDestinationFilePath))) {
      return true;
    }
    File suFile=null;
    suFile=new File(getDestinationValue());
    suFile.exists();
    boolean ok=true;
    try {
      String desc=(getProcessItem()).getProperty().getDescription();
      if ((ok=super.finish()) == true) {
        if (desc == null) {
          desc="String_Node_Str";
        }
 else {
          desc=desc.replaceAll("String_Node_Str","String_Node_Str");
          desc=desc.replaceAll("String_Node_Str","String_Node_Str");
        }
        suFile.exists();
        File saFile=SaUtils.createSaForTalend(suFile,saDestinationFilePath,desc);
        if (saFile == null || !saFile.exists()) {
          ok=false;
          MessageDialog.openError(getShell(),Messages.getString("String_Node_Str"),Messages.getString("String_Node_Str"));
        }
      }
    }
 catch (    Exception e) {
      ExceptionHandler.process(e);
    }
    return ok;
  }
  if (exportTypeCombo != null && JobExportType.getTypeFromString(exportTypeCombo.getText()).equals(JobExportType.JBOSSESB)) {
    if (getDialogSettings() != null) {
      IDialogSettings section=getDialogSettings().getSection(DESTINATION_FILE);
      if (section == null) {
        section=getDialogSettings().addNewSection(DESTINATION_FILE);
      }
      section.put(ESB_EXPORT_TYPE,esbTypeCombo.getText());
      section.put(ESB_SERVICE_NAME,esbServiceName.getText());
      section.put(ESB_CATEGORY,esbCategory.getText());
      section.put(QUERY_MESSAGE_NAME,esbQueueMessageName.getText());
    }
  }
  return super.finish();
}