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.Role;
024import org.apache.fulcrum.security.torque.om.TorqueTurbineRolePeer;
025import org.apache.fulcrum.security.torque.peer.TorqueTurbinePeer;
026import org.apache.fulcrum.security.torque.peer.managers.PeerRoleManager;
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 TorqueTurbineRoleManagerImpl extends PeerRoleManager 
039{
040
041        /** Serial version */
042        private static final long serialVersionUID = 1L;
043
044        /**
045     * @see org.apache.fulcrum.security.torque.TorqueAbstractRoleManager#doSelectAllRoles(java.sql.Connection)
046     */
047    @Override
048        @SuppressWarnings("unchecked")
049        protected <T extends Role> List<T> doSelectAllRoles(Connection con) throws TorqueException
050    {
051        Criteria criteria = new Criteria();
052
053        if ( (getCustomPeer())) {
054            try
055            {
056                TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
057                
058                return peerInstance.doSelect( criteria, con );
059            }
060            catch ( DataBackendException e )
061            {
062                throw new TorqueException( e );
063            }
064        } else {
065            return (List<T>)TorqueTurbineRolePeer.doSelect(criteria, con);
066        }
067    }
068
069    /**
070     * @see org.apache.fulcrum.security.torque.TorqueAbstractRoleManager#doSelectById(java.lang.Integer, java.sql.Connection)
071     */
072    @Override
073        @SuppressWarnings("unchecked")
074        protected <T extends Role> T doSelectById(Integer id, Connection con) throws NoRowsException, TooManyRowsException, TorqueException
075    {
076        if ( (getCustomPeer())) {
077            try
078            {
079                TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
080                
081                return peerInstance.retrieveByPK( id, con );
082            }
083            catch ( DataBackendException e )
084            {
085                throw new TorqueException( e );
086            }
087        } else {
088            return  (T)  TorqueTurbineRolePeer.retrieveByPK(id, con);
089        }
090    }
091
092    /**
093     * @see org.apache.fulcrum.security.torque.TorqueAbstractRoleManager#doSelectByName(java.lang.String, java.sql.Connection)
094     */
095    @Override
096        @SuppressWarnings("unchecked")
097        protected <T extends Role> T doSelectByName(String name, Connection con) throws NoRowsException, TooManyRowsException, TorqueException
098    {
099        Criteria criteria = new Criteria();
100        criteria.setIgnoreCase(true);
101        criteria.setSingleRecord(true);
102        
103        List<T> roles = null;
104        if ( (getCustomPeer())) {
105            try
106            {
107                TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
108                
109                criteria.where(peerInstance.getTableMap().getColumn(getColumnName()), name);
110                roles = peerInstance.doSelect( criteria, con );
111            }
112            catch ( DataBackendException e )
113            {
114                throw new TorqueException( e );
115            }
116        } else {
117            criteria.where(TorqueTurbineRolePeer.ROLE_NAME, name);
118            roles =  (List<T>) TorqueTurbineRolePeer.doSelect(criteria, con);
119        }
120
121        if (roles.isEmpty())
122        {
123            throw new NoRowsException(name);
124        }
125        return roles.get(0);
126    }
127}