AbstractBudgetCommand.java

/**
 * Copyright (c) 2012, Lindsay Bradford and other Contributors.
 * All rights reserved.
 * 
 * This program and the accompanying materials  are made available 
 * under the terms of the BSD 3-Clause licence  which accompanies 
 * this distribution, and is available at
 * http://opensource.org/licenses/BSD-3-Clause
 */

package blacksmyth.personalfinancier.control.budget.command;

import javax.swing.undo.CannotRedoException;
import javax.swing.undo.CannotUndoException;
import javax.swing.undo.UndoableEdit;

import blacksmyth.personalfinancier.control.budget.IBudgetController;

public abstract class AbstractBudgetCommand implements UndoableBudgetCommand, IBudgetController {

  @Override
  public boolean addEdit(UndoableEdit arg0) {
    return false;
  }

  @Override
  public boolean canRedo() {
    return true;
  }

  @Override
  public boolean canUndo() {
    return true;
  }

  @Override
  public void die() {
    // deliberately does nothing in the abstract class.
  }

  @Override
  public String getPresentationName() {
    return null;
  }

  @Override
  public String getRedoPresentationName() {
    return null;
  }

  @Override
  public String getUndoPresentationName() {
    return null;
  }

  @Override
  public boolean replaceEdit(UndoableEdit arg0) {
    return false;
  }

  @Override
  public boolean isSignificant() {
    return true;
  }

  @Override
  public abstract void redo() throws CannotRedoException; 

  @Override
  public abstract void undo() throws CannotUndoException;
}