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.web.config;
020    
021    import org.apache.shiro.config.Ini;
022    import org.apache.shiro.config.IniSecurityManagerFactory;
023    import org.apache.shiro.mgt.SecurityManager;
024    import org.apache.shiro.web.filter.mgt.DefaultFilter;
025    import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
026    
027    import javax.servlet.Filter;
028    import java.util.Map;
029    
030    /**
031     * Differs from the parent class only in the {@link #createDefaultInstance()} method, to
032     * ensure a web-capable {@code SecurityManager} instance is created by default.
033     *
034     * @since 1.0
035     */
036    public class WebIniSecurityManagerFactory extends IniSecurityManagerFactory {
037    
038        /**
039         * Creates a new {@code WebIniSecurityManagerFactory} instance which will construct web-capable
040         * {@code SecurityManager} instances.
041         */
042        public WebIniSecurityManagerFactory() {
043            super();
044        }
045    
046        /**
047         * Creates a new {@code WebIniSecurityManagerFactory} instance which will construct web-capable
048         * {@code SecurityManager} instances.  Uses the given {@link Ini} instance to construct the instance.
049         *
050         * @param config the Ini configuration that will be used to construct new web-capable {@code SecurityManager}
051         *               instances.
052         */
053        public WebIniSecurityManagerFactory(Ini config) {
054            super(config);
055        }
056    
057        /**
058         * Simply returns <code>new {@link DefaultWebSecurityManager}();</code> to ensure a web-capable
059         * {@code SecurityManager} is available by default.
060         *
061         * @return a new web-capable {@code SecurityManager} instance.
062         */
063        @Override
064        protected SecurityManager createDefaultInstance() {
065            return new DefaultWebSecurityManager();
066        }
067    
068        @SuppressWarnings({"unchecked"})
069        @Override
070        protected Map<String, ?> createDefaults(Ini ini, Ini.Section mainSection) {
071            Map defaults = super.createDefaults(ini, mainSection);
072            //add the default filters:
073            Map<String, Filter> defaultFilters = DefaultFilter.createInstanceMap(null);
074            defaults.putAll(defaultFilters);
075            return defaults;
076        }
077    }