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Batik SVG Browser Application Library

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/*

   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.

 */
package org.apache.batik.apps.svgbrowser;

/**
 * The undoable/redoable command.
 *
 * @version $Id: UndoableCommand.java 1733416 2016-03-03 07:07:13Z gadams $
 */
public interface UndoableCommand {

    /**
     * Executes this command.
     */
    void execute();

    /**
     * Performs undo for this command.
     */
    void undo();

    /**
     * Performs redo for this command.
     */
    void redo();

    /**
     * Gets the command name.
     */
    String getName();

    /**
     * Tests if the command can be executed.
     *
     * @return True if command should be executed
     */
    boolean shouldExecute();
}