001// Copyright 2011 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.SymbolConstants; 018import org.apache.tapestry5.ioc.annotations.Symbol; 019import org.apache.tapestry5.services.Session; 020import org.apache.tapestry5.services.SessionPersistedObjectAnalyzer; 021 022import javax.servlet.http.HttpServletRequest; 023import javax.servlet.http.HttpSession; 024 025public class TapestrySessionFactoryImpl implements TapestrySessionFactory 026{ 027 private boolean clustered; 028 private final SessionPersistedObjectAnalyzer analyzer; 029 private final HttpServletRequest request; 030 031 public TapestrySessionFactoryImpl( 032 @Symbol(SymbolConstants.CLUSTERED_SESSIONS) 033 boolean clustered, 034 SessionPersistedObjectAnalyzer analyzer, 035 HttpServletRequest request) 036 { 037 this.clustered = clustered; 038 this.analyzer = analyzer; 039 this.request = request; 040 } 041 042 public Session getSession(boolean create) 043 { 044 final HttpSession httpSession = request.getSession(create); 045 046 if (httpSession == null) 047 { 048 return null; 049 } 050 051 if (clustered) 052 { 053 return new ClusteredSessionImpl(request, httpSession, analyzer); 054 } 055 056 return new SessionImpl(request, httpSession); 057 } 058}