com.cyclopsgroup.waterview.navigator.impl.NavigationTag.java Source code

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Here is the source code for com.cyclopsgroup.waterview.navigator.impl.NavigationTag.java

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/* ==========================================================================
 * Copyright 2002-2004 Cyclops Group Community
 * 
 * Licensed under the Open Software License, Version 2.1 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://opensource.org/licenses/osl-2.1.php
 *
 *  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 com.cyclopsgroup.waterview.navigator.impl;

import org.apache.commons.jelly.JellyTagException;
import org.apache.commons.jelly.MissingAttributeException;
import org.apache.commons.jelly.TagSupport;
import org.apache.commons.jelly.XMLOutput;

/**
 * @author <a href="mailto:jiaqi.guo@gmail.com">Jiaqi Guo</a>
 *
 * Navigation tag in navigation.xml
 */
public class NavigationTag extends TagSupport {
    private DefaultNavigatorService navigator;

    /**
     * Overwrite or implement method in NavigationTag
     *
     * @see org.apache.commons.jelly.Tag#doTag(org.apache.commons.jelly.XMLOutput)
     */
    public void doTag(XMLOutput output) throws MissingAttributeException, JellyTagException {
        navigator = (DefaultNavigatorService) getContext().getVariable(DefaultNavigatorService.class.getName());
        invokeBody(output);
    }

    /**
     * Navigation home
     *
     * @return Default navigation home
     */
    public DefaultNavigatorService getNavigator() {
        return navigator;
    }
}