001/*
002 * (C) Copyright 2006-2008 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     bstefanescu
018 *
019 * $Id$
020 */
021
022package org.nuxeo.ecm.webengine.security.guards;
023
024import java.security.Principal;
025
026import org.nuxeo.common.xmap.annotation.XContent;
027import org.nuxeo.common.xmap.annotation.XObject;
028import org.nuxeo.ecm.core.api.NuxeoPrincipal;
029import org.nuxeo.ecm.webengine.security.Guard;
030import org.nuxeo.runtime.model.Adaptable;
031
032/**
033 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
034 */
035@XObject("group")
036public class GroupGuard implements Guard {
037
038    @XContent
039    protected String group;
040
041    protected GroupGuard() {
042    }
043
044    public GroupGuard(String group) {
045        this.group = group;
046    }
047
048    public boolean check(Adaptable context) {
049        Principal p = context.getAdapter(Principal.class);
050        if (p instanceof NuxeoPrincipal) {
051            return ((NuxeoPrincipal) p).isMemberOf(group);
052        }
053        return false;
054    }
055
056    @Override
057    public String toString() {
058        return "GROUP[" + group + "]";
059    }
060
061}