1 /*
2 * $Id: ActionCommandBase.java 471754 2006-11-06 14:55:09Z husted $
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.logging.Log;
24 import org.apache.commons.logging.LogFactory;
25 import org.apache.commons.chain.Context;
26 import org.apache.struts.chain.contexts.ActionContext;
27
28 /**
29 * <p>Simple abstract class which avoids frequent casting to
30 * <code>ActionContext</code> in commands explicitly intended for use with
31 * that class.</p>
32 */
33 public abstract class ActionCommandBase implements ActionCommand {
34
35 /**
36 * <p> Provide Commons Logging instance for this class. </p>
37 */
38 private static final Log LOG =
39 LogFactory.getLog(ActionCommandBase.class);
40
41 // See interface for Javadoc
42 public abstract boolean execute(ActionContext actionContext)
43 throws Exception;
44
45 // See interface for Javadoc
46 public boolean execute(Context context)
47 throws Exception {
48 if (LOG.isDebugEnabled()) {
49 LOG.debug("Executing " + getClass().getName());
50 }
51 return execute((ActionContext) context);
52 }
53 }
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