1   /**
    2    *
    3    * Copyright 2003-2004 The Apache Software Foundation
    4    *
    5    *  Licensed under the Apache License, Version 2.0 (the "License");
    6    *  you may not use this file except in compliance with the License.
    7    *  You may obtain a copy of the License at
    8    *
    9    *     http://www.apache.org/licenses/LICENSE-2.0
   10    *
   11    *  Unless required by applicable law or agreed to in writing, software
   12    *  distributed under the License is distributed on an "AS IS" BASIS,
   13    *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   14    *  See the License for the specific language governing permissions and
   15    *  limitations under the License.
   16    */
   17   package org.apache.geronimo.tomcat.valve;
   18   
   19   import org.apache.catalina.valves.ValveBase;
   20   import org.apache.catalina.connector.Request;
   21   import org.apache.catalina.connector.Response;
   22   
   23   import javax.servlet.ServletException;
   24   import javax.security.jacc.PolicyContext;
   25   import java.io.IOException;
   26   
   27   /**
   28    * @version $Rev: $ $Date: $
   29    */
   30   
   31   public class PolicyContextValve extends ValveBase{
   32   
   33       private final String policyContextID;
   34   
   35       public PolicyContextValve(String policyContextID){
   36           this.policyContextID = policyContextID;
   37       }
   38   
   39       public void invoke(Request request, Response response) throws IOException, ServletException {
   40   
   41           String oldId = PolicyContext.getContextID();
   42   
   43           PolicyContext.setContextID(policyContextID);
   44           PolicyContext.setHandlerData(request);
   45   
   46           // Pass this request on to the next valve in our pipeline
   47           getNext().invoke(request, response);
   48   
   49           PolicyContext.setContextID(oldId);
   50       }
   51   }