public FileSet getFileSet() {
return this.fileset;
}
public UndoManager getUndoManager(String file) {
UndoManager um = null;
if (this.undoManagers.containsKey(file)) {
um = this.undoManagers.get(file);
} else {
um = new UndoManager();
this.undoManagers.put(file, um);
}
return um;
}