/*
* Seldon -- open source prediction engine
* =======================================
*
* Copyright 2011-2015 Seldon Technologies Ltd and Rummble Ltd (http://www.seldon.io/)
*
* ********************************************************************************************
*
* 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 io.seldon.api.jdo;
import java.util.Collection;
import javax.jdo.PersistenceManager;
import javax.jdo.Query;
import io.seldon.api.APIException;
import io.seldon.api.Constants;
import io.seldon.api.service.ApiLoggerServer;
import io.seldon.db.jdo.JDOFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
/**
* @author claudio
*/
@Component
public class ConsumerPeer {
@Autowired
private JDOFactory jdoFactory;
public Consumer findConsumer(String consumerKey) throws APIException {
try {
PersistenceManager pm = jdoFactory.getPersistenceManager(Constants.API_DB);
Query query = pm.newQuery(Consumer.class, "consumerKey == c");
query.declareParameters("java.lang.String c");
Collection<Consumer> c = (Collection<Consumer>) query.execute(consumerKey);
if(c!=null && c.size()>0) {
return c.iterator().next();
}
else return null;
}
catch(Exception e) {
ApiLoggerServer.log(new ConsumerPeer(), e);
throw new APIException(APIException.INTERNAL_DB_ERROR);
}
}
}