1 /*
2 * $Id$
3 *
4 * Licensed to the Apache Software Foundation (ASF) under one
5 * or more contributor license agreements. See the NOTICE file
6 * distributed with this work for additional information
7 * regarding copyright ownership. The ASF licenses this file
8 * to you under the Apache License, Version 2.0 (the
9 * "License"); you may not use this file except in compliance
10 * with the License. You may obtain a copy of the License at
11 *
12 * http://www.apache.org/licenses/LICENSE-2.0
13 *
14 * Unless required by applicable law or agreed to in writing,
15 * software distributed under the License is distributed on an
16 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 * KIND, either express or implied. See the License for the
18 * specific language governing permissions and limitations
19 * under the License.
20 */
21 package org.apache.struts.chain.commands;
22
23 import org.apache.commons.chain.Command;
24 import org.apache.struts.chain.contexts.ActionContext;
25
26 /**
27 * Marks a commons-chain {@code Command} which expects to operate upon a Struts
28 * {@code ActionContext}.
29 */
30 public interface ActionCommand extends Command<ActionContext> {
31
32 /**
33 * @param actionContext The {@code Context} for the current request
34 *
35 * @return TRUE if processing should halt
36 *
37 * @throws Exception On any error
38 */
39 boolean execute(ActionContext actionContext)
40 throws Exception;
41 }