// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License.  Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
// 
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.storage.dao;

import java.util.HashMap;
import java.util.List;
import java.util.Map;

import javax.ejb.Local;

import com.cloud.storage.StoragePoolDetailVO;
import com.cloud.utils.db.GenericDaoBase;
import com.cloud.utils.db.SearchBuilder;
import com.cloud.utils.db.SearchCriteria;
import com.cloud.utils.db.Transaction;

@Local(value=StoragePoolDetailsDao.class)
public class StoragePoolDetailsDaoImpl extends GenericDaoBase<StoragePoolDetailVO, Long> implements StoragePoolDetailsDao {
    
    protected final SearchBuilder<StoragePoolDetailVO> PoolSearch;
    
    protected StoragePoolDetailsDaoImpl() {
        super();
        PoolSearch = createSearchBuilder();
        PoolSearch.and("pool", PoolSearch.entity().getPoolId(), SearchCriteria.Op.EQ);
        PoolSearch.done();
    }
    
    @Override
    public void update(long poolId, Map<String, String> details) {
        Transaction txn = Transaction.currentTxn();
        SearchCriteria<StoragePoolDetailVO> sc = PoolSearch.create();
        sc.setParameters("pool", poolId);
        
        txn.start();
        expunge(sc);
        for (Map.Entry<String, String> entry : details.entrySet()) {
            StoragePoolDetailVO detail = new StoragePoolDetailVO(poolId, entry.getKey(), entry.getValue());
            persist(detail);
        }
        txn.commit();
    }
    
    @Override
    public Map<String, String> getDetails(long poolId) {
    	SearchCriteria<StoragePoolDetailVO> sc = PoolSearch.create();
    	sc.setParameters("pool", poolId);
    	
    	List<StoragePoolDetailVO> details = listBy(sc);
    	Map<String, String> detailsMap = new HashMap<String, String>();
    	for (StoragePoolDetailVO detail : details) {
    		detailsMap.put(detail.getName(), detail.getValue());
    	}
    	
    	return detailsMap;
    }
}