exceptiongeneratingdirective.java

结束介绍模板的代码。应该是不错的。请下载

package org.apache.velocity.test.misc;

/*
 * 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.    
 */

import java.io.IOException;
import java.io.Writer;

import org.apache.velocity.context.InternalContextAdapter;
import org.apache.velocity.exception.MethodInvocationException;
import org.apache.velocity.exception.ParseErrorException;
import org.apache.velocity.exception.ResourceNotFoundException;
import org.apache.velocity.runtime.directive.Directive;
import org.apache.velocity.runtime.parser.node.Node;

/**
 * that always throws an exception.  Used to test
 * that RuntimeExceptions are passed through.
 *
 * @author <a href="mailto:[e-mail]">Will Glass-Husain</a>
 * @version $Id: ExceptionGeneratingDirective.java 463298 2006-10-12 16:10:32Z henning $
 */
public class ExceptionGeneratingDirective extends Directive
{

    public String getName()
    {
        return "Exception";
    }

    public int getType()
    {
        return Directive.BLOCK;
    }

    public boolean render(InternalContextAdapter context, Writer writer, Node node)
            throws IOException, ResourceNotFoundException, ParseErrorException,
            MethodInvocationException
    {
        throw new RuntimeException("exception");
    }

}