001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *     http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    package org.apache.shiro.session.mgt;
020    
021    import org.apache.shiro.session.Session;
022    
023    /**
024     * {@code SessionFactory} implementation that generates {@link SimpleSession} instances.
025     *
026     * @author Les Hazlewood
027     * @since 1.0
028     */
029    public class SimpleSessionFactory implements SessionFactory {
030    
031        /**
032         * Creates a new {@link SimpleSession SimpleSession} instance retaining the context's
033         * {@link SessionContext#getHost() host} if one can be found.
034         *
035         * @param initData the initialization data to be used during {@link Session} creation.
036         * @return a new {@link SimpleSession SimpleSession} instance
037         */
038        public Session createSession(SessionContext initData) {
039            if (initData != null) {
040                String host = initData.getHost();
041                if (host != null) {
042                    return new SimpleSession(host);
043                }
044            }
045            return new SimpleSession();
046        }
047    }