001package org.apache.fulcrum.security.torque.turbine;
002/*
003 * Licensed to the Apache Software Foundation (ASF) under one
004 * or more contributor license agreements.  See the NOTICE file
005 * distributed with this work for additional information
006 * regarding copyright ownership.  The ASF licenses this file
007 * to you under the Apache License, Version 2.0 (the
008 * "License"); you may not use this file except in compliance
009 * with the License.  You may obtain a copy of the License at
010 *
011 *   http://www.apache.org/licenses/LICENSE-2.0
012 *
013 * Unless required by applicable law or agreed to in writing,
014 * software distributed under the License is distributed on an
015 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
016 * KIND, either express or implied.  See the License for the
017 * specific language governing permissions and limitations
018 * under the License.
019 */
020import java.sql.Connection;
021import java.util.List;
022
023import org.apache.fulcrum.security.entity.Permission;
024import org.apache.fulcrum.security.torque.om.TorqueTurbinePermissionPeer;
025import org.apache.fulcrum.security.torque.peer.TorqueTurbinePeer;
026import org.apache.fulcrum.security.torque.peer.managers.PeerPermissionManager;
027import org.apache.fulcrum.security.util.DataBackendException;
028import org.apache.torque.NoRowsException;
029import org.apache.torque.TooManyRowsException;
030import org.apache.torque.TorqueException;
031import org.apache.torque.criteria.Criteria;
032/**
033 * This implementation persists to a database via Torque.
034 *
035 * @author <a href="mailto:tv@apache.org">Thomas Vandahl</a>
036 * @version $Id:$
037 */
038public class TorqueTurbinePermissionManagerImpl extends PeerPermissionManager 
039{
040    
041    
042        /** Serial version */
043        private static final long serialVersionUID = 1L;
044
045        /**
046     * @see org.apache.fulcrum.security.torque.TorqueAbstractPermissionManager#doSelectAllPermissions(java.sql.Connection)
047     */
048    @Override
049        @SuppressWarnings("unchecked")
050        protected <T extends Permission> List<T> doSelectAllPermissions(Connection con) throws TorqueException
051    {
052        Criteria criteria = new Criteria();
053        
054        if ( (getCustomPeer())) {
055            try
056            {
057                TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
058                return peerInstance.doSelect( criteria, con );
059            }
060            catch ( DataBackendException e )
061            {
062                throw new TorqueException( e );
063            }
064        } else {
065            return (List<T>)TorqueTurbinePermissionPeer.doSelect(criteria, con);
066        }
067
068       
069    }
070
071    /**
072     * @see org.apache.fulcrum.security.torque.TorqueAbstractPermissionManager#doSelectById(java.lang.Integer, java.sql.Connection)
073     */
074    @Override
075        @SuppressWarnings("unchecked")
076        protected <T extends Permission> T doSelectById(Integer id, Connection con) throws NoRowsException, TooManyRowsException, TorqueException
077    {
078        if ( (getCustomPeer())) {
079            try
080            {
081                TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
082                return peerInstance.retrieveByPK(id, con);
083            }
084            catch ( DataBackendException e )
085            {
086                throw new TorqueException( e );
087            }
088        } else {
089            return (T) TorqueTurbinePermissionPeer.retrieveByPK(id, con);
090        } 
091    }
092
093    /**
094     * @see org.apache.fulcrum.security.torque.TorqueAbstractPermissionManager#doSelectByName(java.lang.String, java.sql.Connection)
095     */
096    @Override
097        @SuppressWarnings("unchecked")
098        protected <T extends Permission> T doSelectByName(String name, Connection con) throws NoRowsException, TooManyRowsException, TorqueException
099    {
100        Criteria criteria = new Criteria();
101       
102        criteria.setIgnoreCase(true);
103        criteria.setSingleRecord(true);
104        
105        List<T> permissions = null;
106        if ( (getCustomPeer())) {
107            try
108            {
109                TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
110                criteria.where(peerInstance.getTableMap().getColumn(getColumnName()), name);
111                permissions = peerInstance.doSelect( criteria, con );
112                
113            }
114            catch ( DataBackendException e )
115            {
116                throw new TorqueException( e );
117            }
118        } else {
119                 criteria.where(TorqueTurbinePermissionPeer.PERMISSION_NAME, name);
120            permissions = (List<T>) TorqueTurbinePermissionPeer.doSelect(criteria, con);
121        } 
122
123        if (permissions.isEmpty())
124        {
125            throw new NoRowsException(name);
126        }
127
128        return permissions.get(0);
129    }
130    
131}