/*
* Copyright 2015 herd contributors
*
* 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.finra.herd.service.helper;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.finra.herd.dao.NamespaceDao;
import org.finra.herd.model.ObjectNotFoundException;
import org.finra.herd.model.jpa.NamespaceEntity;
/**
* Helper for namespace related operations which require DAO.
*/
@Component
public class NamespaceDaoHelper
{
@Autowired
private NamespaceDao namespaceDao;
/**
* Gets a namespace entity and ensure it exists.
*
* @param namespace the namespace (case insensitive)
*
* @return the namespace entity
* @throws ObjectNotFoundException if the namespace entity doesn't exist
*/
public NamespaceEntity getNamespaceEntity(String namespace) throws ObjectNotFoundException
{
NamespaceEntity namespaceEntity = namespaceDao.getNamespaceByCd(namespace);
if (namespaceEntity == null)
{
throw new ObjectNotFoundException(String.format("Namespace \"%s\" doesn't exist.", namespace));
}
return namespaceEntity;
}
}