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/*-
* ============LICENSE_START=======================================================
* openECOMP : SDN-C
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights
* reserved.
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdnc.lock.dao;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Date;
import java.util.List;
import org.openecomp.sdnc.lock.data.ResourceLock;
import org.openecomp.sdnc.util.db.CachedDataSourceWrap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
public class ResourceLockDaoImpl implements ResourceLockDao {
private static final Logger log = LoggerFactory.getLogger(ResourceLockDaoImpl.class);
private JdbcTemplate jdbcTemplate;
private boolean testing = false;
@Override
public void lockTable() {
if (!testing) {
jdbcTemplate.update("LOCK TABLES RESOURCE_LOCK WRITE");
log.info("Table RESOURCE_LOCK locked.");
}
}
@Override
public void unlockTable() {
if (!testing) {
jdbcTemplate.update("UNLOCK TABLES");
log.info("Table RESOURCE_LOCK unlocked.");
CachedDataSourceWrap ds = (CachedDataSourceWrap) jdbcTemplate.getDataSource();
ds.releaseConnection();
}
}
@Override
public void add(ResourceLock l) {
jdbcTemplate.update(
"INSERT INTO RESOURCE_LOCK (resource_name, lock_holder, lock_count, lock_time, expiration_time)\n" +
"VALUES (?, ?, ?, ?, ?)",
new Object[] { l.resourceName, l.lockHolder, l.lockCount, l.lockTime, l.expirationTime });
}
@Override
public void update(long id, Date lockTime, Date expirationTime, int lockCount) {
jdbcTemplate.update(
"UPDATE RESOURCE_LOCK SET lock_time = ?, expiration_time = ?, lock_count = ? WHERE resource_lock_id = ?",
new Object[] { lockTime, expirationTime, lockCount, id });
}
@Override
public ResourceLock getByResourceName(String resourceName) {
List<ResourceLock> ll = jdbcTemplate.query("SELECT * FROM RESOURCE_LOCK WHERE resource_name = ?",
new Object[] { resourceName }, new RowMapper<ResourceLock>() {
@Override
public ResourceLock mapRow(ResultSet rs, int rowNum) throws SQLException {
ResourceLock rl = new ResourceLock();
rl.id = rs.getLong("resource_lock_id");
rl.resourceName = rs.getString("resource_name");
rl.lockHolder = rs.getString("lock_holder");
rl.lockCount = rs.getInt("lock_count");
rl.lockTime = rs.getTimestamp("lock_time");
rl.expirationTime = rs.getTimestamp("expiration_time");
return rl;
}
});
return ll != null && !ll.isEmpty() ? ll.get(0) : null;
}
@Override
public void delete(long id) {
jdbcTemplate.update("DELETE FROM RESOURCE_LOCK WHERE resource_lock_id = ?", new Object[] { id });
}
@Override
public void decrementLockCount(long id) {
jdbcTemplate.update("UPDATE RESOURCE_LOCK SET lock_count = lock_count - 1 WHERE resource_lock_id = ?",
new Object[] { id });
}
public void setJdbcTemplate(JdbcTemplate jdbcTemplate) {
this.jdbcTemplate = jdbcTemplate;
}
public void setTesting(boolean testing) {
this.testing = testing;
}
}
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