ASF_20_SRC_AUTO/src/java/org/apache/cocoon/components/treeprocessor/NullNode.java

/*
 * Copyright 1999-2004 The Apache Software Foundation.
 * 
 * Licensed 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.cocoon.components.treeprocessor;

import org.apache.cocoon.environment.Environment;

/**
 * A no-op node to stub not yet implemented features.
 *
 * @author <a href="mailto:sylvain@apache.org">Sylvain Wallez</a>
 * @version CVS $Id: NullNode.java,v 1.2 2004/03/05 13:02:51 bdelacretaz Exp $
 */

public class NullNode extends AbstractProcessingNode {

    public final boolean invoke(Environment env, InvokeContext context) throws Exception {

        getLogger().warn("Invoke on NullNode at " + getLocation());
        return false;

    }
}