/*
* $Id: SelectAction.java 508312 2007-02-16 04:56:54Z pbenedict $
*
* 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.
*/
package org.apache.struts.chain.commands.servlet;
import org.apache.struts.chain.Constants;
import org.apache.struts.chain.commands.AbstractSelectAction;
import org.apache.struts.chain.contexts.ActionContext;
import org.apache.struts.chain.contexts.ServletActionContext;
import org.apache.struts.config.ModuleConfig;
import javax.servlet.http.HttpServletRequest;
/**
* <p>Cache the <code>ActionConfig</code> instance for the action to be used
* for processing this request.</p>
*
* @version $Rev: 508312 $ $Date: 2005-05-07 12:11:38 -0400 (Sat, 07 May 2005)
* $
*/
public class SelectAction extends AbstractSelectAction {
// ------------------------------------------------------- Protected Methods
protected String getPath(ActionContext context) {
ServletActionContext saContext = (ServletActionContext) context;
HttpServletRequest request = saContext.getRequest();
String path = null;
boolean extension = false;
// For prefix matching, match on the path info
path = (String) request.getAttribute(Constants.INCLUDE_PATH_INFO);
if ((path == null) || (path.length() == 0)) {
path = request.getPathInfo();
}
// For extension matching, match on the servlet path
if ((path == null) || (path.length() == 0)) {
path =
(String) request.getAttribute(Constants.INCLUDE_SERVLET_PATH);
if ((path == null) || (path.length() == 0)) {
path = request.getServletPath();
}
if ((path == null) || (path.length() == 0)) {
throw new IllegalArgumentException(
"No path information in request");
}
extension = true;
}
// Strip the module prefix and extension (if any)
ModuleConfig moduleConfig = saContext.getModuleConfig();
String prefix = moduleConfig.getPrefix();
if (!path.startsWith(prefix)) {
throw new IllegalArgumentException("Path does not start with '"
+ prefix + "'");
}
path = path.substring(prefix.length());
if (extension) {
int slash = path.lastIndexOf("/");
int period = path.lastIndexOf(".");
if ((period >= 0) && (period > slash)) {
path = path.substring(0, period);
}
}
return (path);
}
}