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.tynamo.security.components;
020    
021    import org.apache.tapestry5.annotations.Parameter;
022    import org.apache.tapestry5.ioc.annotations.Inject;
023    
024    import org.tynamo.security.services.SecurityService;
025    
026    /**
027     * @see SecurityService#hasRole(String)
028     */
029    public class HasRole {
030    
031            @Inject
032            private SecurityService securityService;
033    
034            @Parameter(required = true, defaultPrefix="literal")
035            private String role;
036            
037            
038            boolean beforeRenderBody() {
039                    return securityService.hasRole(role);
040            }
041    }