001    /**
002     * Copyright (c) 2000-present Liferay, Inc. All rights reserved.
003     *
004     * This library is free software; you can redistribute it and/or modify it under
005     * the terms of the GNU Lesser General Public License as published by the Free
006     * Software Foundation; either version 2.1 of the License, or (at your option)
007     * any later version.
008     *
009     * This library is distributed in the hope that it will be useful, but WITHOUT
010     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
011     * FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
012     * details.
013     */
014    
015    package com.liferay.portlet.rolesadmin.search;
016    
017    import com.liferay.portal.kernel.dao.search.EmptyOnClickRowChecker;
018    import com.liferay.portal.kernel.log.Log;
019    import com.liferay.portal.kernel.log.LogFactoryUtil;
020    import com.liferay.portal.kernel.model.Role;
021    import com.liferay.portal.kernel.model.User;
022    import com.liferay.portal.kernel.security.membershippolicy.RoleMembershipPolicyUtil;
023    
024    import javax.portlet.RenderResponse;
025    
026    /**
027     * @author Brian Wing Shun Chan
028     * @author Drew Brokke
029     */
030    public class UnsetUserRoleChecker extends EmptyOnClickRowChecker {
031    
032            public UnsetUserRoleChecker(RenderResponse renderResponse, Role role) {
033                    super(renderResponse);
034    
035                    _role = role;
036            }
037    
038            @Override
039            public boolean isDisabled(Object obj) {
040                    User user = (User)obj;
041    
042                    try {
043                            if (RoleMembershipPolicyUtil.isRoleRequired(
044                                            user.getUserId(), _role.getRoleId())) {
045    
046                                    return true;
047                            }
048                    }
049                    catch (Exception e) {
050                            _log.error(e, e);
051                    }
052    
053                    return super.isDisabled(obj);
054            }
055    
056            private static final Log _log = LogFactoryUtil.getLog(
057                    UnsetUserRoleChecker.class);
058    
059            private final Role _role;
060    
061    }