/*
* Copyright (c) 2010 Lockheed Martin Corporation
*
* Licensed 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.
*/
package org.eurekastreams.server.service.actions.strategies.activity.datasources;
import net.sf.json.JSONObject;
import org.apache.commons.logging.Log;
import org.eurekastreams.commons.logging.LogFactory;
import org.eurekastreams.server.persistence.mappers.DomainMapper;
/**
* Turn followedBy;jsmith to his DB id.
*
*/
public class FollowedByPersistenceRequestTransformer implements PersistenceDataSourceRequestTransformer
{
/**
* Logger.
*/
private Log log = LogFactory.make();
/**
* Mapper to get a Person id by account id.
*/
private DomainMapper<String, Long> getPersonIdByAccountIdMapper;
/**
* Default constructor.
*
* @param inGetPersonIdByAccountIdMapper
* mapper to get a PersonModelView by account id
*/
public FollowedByPersistenceRequestTransformer(final DomainMapper<String, Long> inGetPersonIdByAccountIdMapper)
{
getPersonIdByAccountIdMapper = inGetPersonIdByAccountIdMapper;
}
/**
* Transform JSON to Long.
*
* @param request
* the JSON request.
* @param userEntityId
* the user entity ID.
* @return the DB id of the user.
*/
@Override
public Long transform(final JSONObject request, final Long userEntityId)
{
String accountId = request.getString("followedBy");
if (log.isTraceEnabled())
{
log.trace("Looking for cache key for activities followed by " + accountId);
}
return getPersonIdByAccountIdMapper.execute(accountId);
}
}