    001// Copyright 2008 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007//     http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5.internal.services;
    016
    017import org.apache.tapestry5.http.services.Request;
    018import org.apache.tapestry5.http.services.Session;
    019import org.apache.tapestry5.internal.events.EndOfRequestListener;
    020
    021/**
    022 * A listener that invokes {@link org.apache.tapestry5.http.services.Session#restoreDirtyObjects()}.
    023 */
    024public class RestoreDirtySessionObjects implements EndOfRequestListener
    025{
    026    private final Request request;
    027
    028    public RestoreDirtySessionObjects(Request request)
    029    {
    030        this.request = request;
    031    }
    032
    033    public void requestDidComplete()
    034    {
    035        Session session = request.getSession(false);
    036
    037        if (session != null)
    038            session.restoreDirtyObjects();
    039    }
    040}