myRawRowKeyPaths = new PropertyListSet();
myRawRowKeyPaths = new TreeSet();
  public void fetchAllAttributesAsRawRows() {    Set oldRawRowKeyPaths = myRawRowKeyPaths;    myRawRowKeyPaths = new PropertyListSet();    firePropertyChange(EOFetchSpecification.RAW_ROW_KEY_PATHS, oldRawRowKeyPaths, myRawRowKeyPaths);  }