001: /*
002: * Copyright (c) JForum Team
003: * All rights reserved.
004: *
005: * Redistribution and use in source and binary forms,
006: * with or without modification, are permitted provided
007: * that the following conditions are met:
008: *
009: * 1) Redistributions of source code must retain the above
010: * copyright notice, this list of conditions and the
011: * following disclaimer.
012: * 2) Redistributions in binary form must reproduce the
013: * above copyright notice, this list of conditions and
014: * the following disclaimer in the documentation and/or
015: * other materials provided with the distribution.
016: * 3) Neither the name of "Rafael Steil" nor
017: * the names of its contributors may be used to endorse
018: * or promote products derived from this software without
019: * specific prior written permission.
020: *
021: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT
022: * HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
023: * EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
024: * BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
025: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR
026: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
027: * THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
028: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
029: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES
030: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
031: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
032: * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
033: * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
034: * IN CONTRACT, STRICT LIABILITY, OR TORT
035: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
036: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
037: * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
038: *
039: * Created on Apr 5, 2005 12:53:14 PM
040: * The JForum Project
041: * http://www.jforum.net
042: */
043: package net.jforum.repository;
044:
045: import net.jforum.cache.CacheEngine;
046: import net.jforum.cache.Cacheable;
047: import net.jforum.dao.generic.security.SecurityCommon;
048: import net.jforum.security.RoleCollection;
049:
050: /**
051: * @author Rafael Steil
052: * @version $Id: RolesRepository.java,v 1.7 2007/08/01 22:30:05 rafaelsteil Exp $
053: */
054: public class RolesRepository implements Cacheable {
055: private static final String FQN = "roles";
056: private static CacheEngine cache;
057:
058: /**
059: * @see net.jforum.cache.Cacheable#setCacheEngine(net.jforum.cache.CacheEngine)
060: */
061: public void setCacheEngine(CacheEngine engine) {
062: cache = engine;
063: }
064:
065: /**
066: * Gets the group roles.
067: *
068: * @param groupId The group id
069: * @return The roles, if found, or <code>null</code> otherwise.
070: */
071: public static RoleCollection getGroupRoles(int groupId) {
072: return (RoleCollection) cache.get(FQN, Integer
073: .toString(groupId));
074: }
075:
076: /**
077: * Clears the cache
078: */
079: public static void clear() {
080: cache.add(FQN, null);
081: }
082:
083: /**
084: * Get merged roles from a set of groups
085: * @param ids The group ids
086: * @return The roles, if found, or <code>null</code> otherwise.
087: */
088: public static RoleCollection getGroupRoles(int[] ids) {
089: return (RoleCollection) cache.get(FQN, SecurityCommon
090: .groupIdAsString(ids));
091: }
092:
093: /**
094: * Adds merged roles to the cache.
095: *
096: * @param groupIds The ids of the groups
097: * @param roles The merges roles to add
098: */
099: public static void addGroupRoles(int[] groupIds,
100: RoleCollection roles) {
101: cache.add(FQN, SecurityCommon.groupIdAsString(groupIds), roles);
102: }
103: }
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