001package org.apache.turbine.pipeline; 002 003 004/* 005 * Licensed to the Apache Software Foundation (ASF) under one 006 * or more contributor license agreements. See the NOTICE file 007 * distributed with this work for additional information 008 * regarding copyright ownership. The ASF licenses this file 009 * to you under the Apache License, Version 2.0 (the 010 * "License"); you may not use this file except in compliance 011 * with the License. You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, 016 * software distributed under the License is distributed on an 017 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 018 * KIND, either express or implied. See the License for the 019 * specific language governing permissions and limitations 020 * under the License. 021 */ 022 023 024import java.io.IOException; 025 026import org.apache.commons.configuration.Configuration; 027import org.apache.turbine.TurbineConstants; 028import org.apache.turbine.annotation.TurbineConfiguration; 029import org.apache.turbine.annotation.TurbineLoader; 030import org.apache.turbine.modules.Action; 031import org.apache.turbine.modules.ActionLoader; 032import org.apache.turbine.util.TurbineException; 033 034/** 035 * Implements the action portion of the "Turbine classic" processing 036 * pipeline (from the Turbine 2.x series). 037 * 038 * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>\ 039 * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a> 040 * @version $Id: DefaultSessionValidationValve.java 1706239 2015-10-01 13:18:35Z tv $ 041 */ 042public class DefaultSessionValidationValve 043 extends AbstractValve 044{ 045 /** Injected loader instance */ 046 @TurbineLoader( Action.class ) 047 private ActionLoader actionLoader; 048 049 /** Injected configuration instance */ 050 @TurbineConfiguration 051 private Configuration config; 052 053 /** 054 * @see org.apache.turbine.pipeline.Valve#invoke(PipelineData, ValveContext) 055 */ 056 @Override 057 public void invoke(PipelineData pipelineData, ValveContext context) 058 throws IOException, TurbineException 059 { 060 try 061 { 062 // This is where the validation of the Session information 063 // is performed if the user has not logged in yet, then 064 // the screen is set to be Login. This also handles the 065 // case of not having a screen defined by also setting the 066 // screen to Login. If you want people to go to another 067 // screen other than Login, you need to change that within 068 // TurbineResources.properties...screen.homepage; or, you 069 // can specify your own SessionValidator action. 070 actionLoader.exec(pipelineData, config.getString( 071 TurbineConstants.ACTION_SESSION_VALIDATOR_KEY, 072 TurbineConstants.ACTION_SESSION_VALIDATOR_DEFAULT)); 073 } 074 catch (Exception e) 075 { 076 throw new TurbineException(e); 077 } 078 079 // Pass control to the next Valve in the Pipeline 080 context.invokeNext(pipelineData); 081 } 082}