001    // Copyright 2004, 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.contrib.link;
016    
017    import org.apache.tapestry.IMarkupWriter;
018    import org.apache.tapestry.IRequestCycle;
019    import org.apache.tapestry.components.ILinkComponent;
020    import org.apache.tapestry.link.ILinkRenderer;
021    
022    /**
023     * An implementation of {@link ILinkRenderer} 
024     * that only prints out the link's url, i.e. the value of the href 
025     * attribute.
026     * This renderer can be useful when combining javascript fragments
027     * with {@link ILinkComponent}s. 
028     * 
029     * @author Andreas Andreou
030     * @since 4.1.1
031     */
032    public class RawURLLinkRenderer implements ILinkRenderer
033    {
034    
035        /**
036         * A singleton for the raw-url linkRendered.
037         */
038    
039        public static final ILinkRenderer SHARED_INSTANCE = new RawURLLinkRenderer();
040    
041        /** 
042         * {@inheritDoc}
043         */
044        public void renderLink(IMarkupWriter writer, IRequestCycle cycle, ILinkComponent linkComponent)
045        {
046            writer.print(linkComponent.getLink(cycle).getAbsoluteURL(), true);        
047        }
048    }