Program: 73715
Project: 73715
Buggy source:
/** 
 * Save the changes of an existing model in the database or create a new model in the database.  Remove all prior entries to the saved model from the cache, including any other models that reference it.
 * @param xmlDBModel The model object that is required to be saved orcreated in the database.
 * @return A boolean indicator of weather the operation was successful ornot.
 * @exception DBConnectionException Thrown if there is a database connection error.
 * @exception DBExecutionException Thrown if the execution failed.
 * @exception IllegalArgumentException Thrown if the parameters were not right.
 * @exception ModelAlreadyExistException Thrown if the model being created already exists.
 * @throws XMLDBModelParsingException Thrown if the model is parsed incorrectly.
 */
public boolean save(XMLDBModel xmlDBModel) throws DBConnectionException, DBExecutionException, IllegalArgumentException, ModelAlreadyExistException, XMLDBModelParsingException {
  boolean isSuccessful=false;
  DBConnection dbConnection=null;
  try {
    if (xmlDBModel == null) {
      throw new IllegalArgumentException("String_Node_Str" + "String_Node_Str");
    }
    xmlDBModel=populateChildModelsList(xmlDBModel);
    dbConnection=DBConnectorFactory.getSyncConnection(true);
    if (dbConnection == null) {
      throw new DBConnectionException("String_Node_Str");
    }
    if (xmlDBModel.getIsNew()) {
      CreateModelTask createModelTask=new CreateModelTask(xmlDBModel);
      dbConnection.executeCreateModelTask(createModelTask);
      isSuccessful=true;
      dbConnection.commitConnection();
    }
 else {
      SaveModelTask saveModelTask=new SaveModelTask(xmlDBModel);
      dbConnection.executeSaveModelTask(saveModelTask);
      isSuccessful=true;
      dbConnection.commitConnection();
    }
  }
 catch (  DBExecutionException e) {
    if (dbConnection != null) {
      dbConnection.abortConnection();
    }
    throw new DBExecutionException("String_Node_Str" + e.getMessage(),e);
  }
 finally {
    if (dbConnection != null) {
      dbConnection.closeConnection();
    }
  }
  isSuccessful=(isSuccessful && updateCache(xmlDBModel));
  return isSuccessful;
}

Fixed version (ground truth):
/** 
 * Save the changes of an existing model in the database or create a new model in the database.  Remove all prior entries to the saved model from the cache, including any other models that reference it.
 * @param xmlDBModel The model object that is required to be saved orcreated in the database.
 * @return A boolean indicator of weather the operation was successful ornot.
 * @exception DBConnectionException Thrown if there is a database connection error.
 * @exception DBExecutionException Thrown if the execution failed.
 * @exception IllegalArgumentException Thrown if the parameters were not right.
 * @exception ModelAlreadyExistException Thrown if the model being created already exists.
 * @throws XMLDBModelParsingException Thrown if the model is parsed incorrectly.
 */
public String save(XMLDBModel xmlDBModel) throws DBConnectionException, DBExecutionException, IllegalArgumentException, ModelAlreadyExistException, XMLDBModelParsingException {
  String returnString=null;
  DBConnection dbConnection=null;
  try {
    if (xmlDBModel == null) {
      throw new IllegalArgumentException("String_Node_Str" + "String_Node_Str");
    }
    xmlDBModel=populateChildModelsList(xmlDBModel);
    dbConnection=DBConnectorFactory.getSyncConnection(true);
    if (dbConnection == null) {
      throw new DBConnectionException("String_Node_Str");
    }
    if (xmlDBModel.getIsNew()) {
      CreateModelTask createModelTask=new CreateModelTask(xmlDBModel);
      returnString=dbConnection.executeCreateModelTask(createModelTask);
      dbConnection.commitConnection();
    }
 else {
      SaveModelTask saveModelTask=new SaveModelTask(xmlDBModel);
      returnString=dbConnection.executeSaveModelTask(saveModelTask);
      dbConnection.commitConnection();
    }
  }
 catch (  DBExecutionException e) {
    if (dbConnection != null) {
      dbConnection.abortConnection();
    }
    throw new DBExecutionException("String_Node_Str" + e.getMessage(),e);
  }
 finally {
    if (dbConnection != null) {
      dbConnection.closeConnection();
    }
  }
  updateCache(xmlDBModel);
  return returnString;
}