2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2017 AT&T Intellectual Property. All rights
7 * ================================================================================
8 * Licensed under the Apache License, Version 2.0 (the "License");
9 * you may not use this file except in compliance with the License.
10 * You may obtain a copy of the License at
12 * http://www.apache.org/licenses/LICENSE-2.0
14 * Unless required by applicable law or agreed to in writing, software
15 * distributed under the License is distributed on an "AS IS" BASIS,
16 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17 * See the License for the specific language governing permissions and
18 * limitations under the License.
19 * ============LICENSE_END=========================================================
22 package org.openecomp.sdnc.lock.dao;
24 import java.sql.ResultSet;
25 import java.sql.SQLException;
26 import java.util.Date;
27 import java.util.List;
29 import org.openecomp.sdnc.lock.data.ResourceLock;
30 import org.openecomp.sdnc.util.db.CachedDataSourceWrap;
31 import org.slf4j.Logger;
32 import org.slf4j.LoggerFactory;
33 import org.springframework.jdbc.core.JdbcTemplate;
34 import org.springframework.jdbc.core.RowMapper;
36 public class ResourceLockDaoImpl implements ResourceLockDao {
38 private static final Logger log = LoggerFactory.getLogger(ResourceLockDaoImpl.class);
40 private JdbcTemplate jdbcTemplate;
41 private boolean testing = false;
44 public void lockTable() {
46 jdbcTemplate.update("LOCK TABLES RESOURCE_LOCK WRITE");
47 log.info("Table RESOURCE_LOCK locked.");
52 public void unlockTable() {
54 jdbcTemplate.update("UNLOCK TABLES");
55 log.info("Table RESOURCE_LOCK unlocked.");
57 CachedDataSourceWrap ds = (CachedDataSourceWrap) jdbcTemplate.getDataSource();
58 ds.releaseConnection();
63 public void add(ResourceLock l) {
65 "INSERT INTO RESOURCE_LOCK (resource_name, lock_holder, lock_count, lock_time, expiration_time)\n" +
66 "VALUES (?, ?, ?, ?, ?)",
67 new Object[] { l.resourceName, l.lockHolder, l.lockCount, l.lockTime, l.expirationTime });
71 public void update(long id, Date lockTime, Date expirationTime, int lockCount) {
73 "UPDATE RESOURCE_LOCK SET lock_time = ?, expiration_time = ?, lock_count = ? WHERE resource_lock_id = ?",
74 new Object[] { lockTime, expirationTime, lockCount, id });
78 public ResourceLock getByResourceName(String resourceName) {
79 List<ResourceLock> ll = jdbcTemplate.query("SELECT * FROM RESOURCE_LOCK WHERE resource_name = ?",
80 new Object[] { resourceName }, new RowMapper<ResourceLock>() {
83 public ResourceLock mapRow(ResultSet rs, int rowNum) throws SQLException {
84 ResourceLock rl = new ResourceLock();
85 rl.id = rs.getLong("resource_lock_id");
86 rl.resourceName = rs.getString("resource_name");
87 rl.lockHolder = rs.getString("lock_holder");
88 rl.lockCount = rs.getInt("lock_count");
89 rl.lockTime = rs.getTimestamp("lock_time");
90 rl.expirationTime = rs.getTimestamp("expiration_time");
94 return ll != null && !ll.isEmpty() ? ll.get(0) : null;
98 public void delete(long id) {
99 jdbcTemplate.update("DELETE FROM RESOURCE_LOCK WHERE resource_lock_id = ?", new Object[] { id });
103 public void decrementLockCount(long id) {
104 jdbcTemplate.update("UPDATE RESOURCE_LOCK SET lock_count = lock_count - 1 WHERE resource_lock_id = ?",
105 new Object[] { id });
108 public void setJdbcTemplate(JdbcTemplate jdbcTemplate) {
109 this.jdbcTemplate = jdbcTemplate;
112 public void setTesting(boolean testing) {
113 this.testing = testing;