2009/05/20 - Apache Shale has been retired.

 /*

  * 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.

  */

 /*

  * $Id: LabelBuilderRule.java 464373 2006-10-16 04:21:54Z rahul $

  */

 package org.apache.shale.clay.parser.builder.chain;

 import org.apache.commons.chain.Command;

 import org.apache.commons.chain.Context;

 import org.apache.shale.clay.parser.Node;

 import org.apache.shale.clay.parser.builder.Builder;

 import org.apache.shale.clay.parser.builder.OutputLabelBuilder;

 /**

  * <p>

  * This <code>Command</code> rule has an implied mapping of a html label

  * {@link Node} to a {@link OutputLabelBuilder} regardless of the mapped

  * <code>jsfid</code.

  * </p>

  */

 public class LabelBuilderRule implements Command {

     /**

      * <p>

      * Instance of the target {@link OutputLabelBuilder}.

      * </p>

      */

     private static final Builder BUILDER = new OutputLabelBuilder();

     /**

      * <p>

      * If the html {@link Node} is a label, return return the

      * {@link OutputLabelBuilder} and complete the chain by returning a

      * <code>true</code> value. The {@link BuilderRuleContext} contains the

      * current {@link Node} and the target {@link Builder}.

      * </p>

      *

      * @param context chains context

      * @return <code>true</code> if the chain is done

      * @exception Exception up the calling chain

      */

     public boolean execute(Context context) throws Exception {

         boolean isFinal = false;

         BuilderRuleContext builderRuleContext = (BuilderRuleContext) context;

         Node node = builderRuleContext.getNode();

         if (!node.isComment() && node.getName() != null

             && node.getName().equalsIgnoreCase("label")) {

             builderRuleContext.setBuilder(BUILDER);

             isFinal = true;

         }

         return isFinal;

     }

 }