TorqueTurbineRoleManagerImpl.java

package org.apache.fulcrum.security.torque.turbine;
/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
import java.sql.Connection;
import java.util.List;

import org.apache.fulcrum.security.entity.Role;
import org.apache.fulcrum.security.torque.om.TorqueTurbineRolePeer;
import org.apache.fulcrum.security.torque.peer.TorqueTurbinePeer;
import org.apache.fulcrum.security.torque.peer.managers.PeerRoleManager;
import org.apache.fulcrum.security.util.DataBackendException;
import org.apache.torque.NoRowsException;
import org.apache.torque.TooManyRowsException;
import org.apache.torque.TorqueException;
import org.apache.torque.criteria.Criteria;
/**
 * This implementation persists to a database via Torque.
 *
 * @author <a href="mailto:tv@apache.org">Thomas Vandahl</a>
 * @version $Id:$
 */
public class TorqueTurbineRoleManagerImpl extends PeerRoleManager 
{

	/** Serial version */
	private static final long serialVersionUID = 1L;

	/**
     * @see org.apache.fulcrum.security.torque.TorqueAbstractRoleManager#doSelectAllRoles(java.sql.Connection)
     */
    @Override
	@SuppressWarnings("unchecked")
	protected <T extends Role> List<T> doSelectAllRoles(Connection con) throws TorqueException
    {
        Criteria criteria = new Criteria();

        if ( (getCustomPeer())) {
            try
            {
            	TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
            	
                return peerInstance.doSelect( criteria, con );
            }
            catch ( DataBackendException e )
            {
                throw new TorqueException( e );
            }
        } else {
            return (List<T>)TorqueTurbineRolePeer.doSelect(criteria, con);
        }
    }

    /**
     * @see org.apache.fulcrum.security.torque.TorqueAbstractRoleManager#doSelectById(java.lang.Integer, java.sql.Connection)
     */
    @Override
	@SuppressWarnings("unchecked")
	protected <T extends Role> T doSelectById(Integer id, Connection con) throws NoRowsException, TooManyRowsException, TorqueException
    {
        if ( (getCustomPeer())) {
            try
            {
            	TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
            	
                return peerInstance.retrieveByPK( id, con );
            }
            catch ( DataBackendException e )
            {
                throw new TorqueException( e );
            }
        } else {
            return  (T)  TorqueTurbineRolePeer.retrieveByPK(id, con);
        }
    }

    /**
     * @see org.apache.fulcrum.security.torque.TorqueAbstractRoleManager#doSelectByName(java.lang.String, java.sql.Connection)
     */
    @Override
	@SuppressWarnings("unchecked")
	protected <T extends Role> T doSelectByName(String name, Connection con) throws NoRowsException, TooManyRowsException, TorqueException
    {
        Criteria criteria = new Criteria();
        criteria.setIgnoreCase(true);
        criteria.setSingleRecord(true);
        
        List<T> roles = null;
        if ( (getCustomPeer())) {
            try
            {
            	TorqueTurbinePeer<T> peerInstance = (TorqueTurbinePeer<T>)getPeerInstance();
            	
            	criteria.where(peerInstance.getTableMap().getColumn(getColumnName()), name);
                roles = peerInstance.doSelect( criteria, con );
            }
            catch ( DataBackendException e )
            {
                throw new TorqueException( e );
            }
        } else {
            criteria.where(TorqueTurbineRolePeer.ROLE_NAME, name);
            roles =  (List<T>) TorqueTurbineRolePeer.doSelect(criteria, con);
        }

        if (roles.isEmpty())
        {
            throw new NoRowsException(name);
        }
        return roles.get(0);
    }
}