/
ClusterServiceSqlMap.java
78 lines (62 loc) · 3.57 KB
/
ClusterServiceSqlMap.java
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/**
* Licensed to JumpMind Inc under one or more contributor
* license agreements. See the NOTICE file distributed
* with this work for additional information regarding
* copyright ownership. JumpMind Inc licenses this file
* to you under the GNU General Public License, version 3.0 (GPLv3)
* (the "License"); you may not use this file except in compliance
* with the License.
*
* You should have received a copy of the GNU General Public License,
* version 3.0 (GPLv3) along with this library; if not, see
* <http://www.gnu.org/licenses/>.
*
* 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.jumpmind.symmetric.service.impl;
import java.util.Map;
import org.jumpmind.db.platform.IDatabasePlatform;
public class ClusterServiceSqlMap extends AbstractSqlMap {
public ClusterServiceSqlMap(IDatabasePlatform platform, Map<String, String> replacementTokens) {
super(platform, replacementTokens);
putSql("acquireClusterLockSql",
"update $(lock) set locking_server_id=?, lock_time=? " +
"where lock_action=? and lock_type=? and (lock_time is null or lock_time < ? or locking_server_id=?)");
putSql("acquireSharedLockSql",
"update $(lock) set lock_type=?, locking_server_id=?, lock_time=?, " +
"shared_enable=(case when shared_count = 0 then 1 else shared_enable end), shared_count=shared_count+1 " +
"where lock_action=? and (lock_type=? or lock_time is null or lock_time < ?) " +
"and (shared_enable = 1 or shared_count = 0)");
putSql("disableSharedLockSql",
"update $(lock) set shared_enable=0 where lock_action=? and lock_type=?");
putSql("acquireExclusiveLockSql",
"update $(lock) set lock_type=?, locking_server_id=?, lock_time=? " +
"where lock_action=? and ((lock_type=? and shared_count = 0) or lock_time is null or lock_time < ?)");
putSql("releaseClusterLockSql",
"update $(lock) set locking_server_id=null, lock_time=null, last_lock_time=?, last_locking_server_id=? " +
"where lock_action=? and lock_type=? and locking_server_id=?");
putSql("releaseSharedLockSql",
"update $(lock) set last_lock_time=?, last_locking_server_id=?, " +
"shared_enable=(case when shared_count = 1 then 0 else shared_enable end), " +
"locking_server_id = (case when shared_count = 1 then null else locking_server_id end), " +
"lock_time = (case when shared_count = 1 then null else lock_time end), " +
"shared_count=shared_count-1 " +
"where lock_action=? and lock_type=?");
putSql("releaseExclusiveLockSql",
"update $(lock) set locking_server_id=null, lock_time=null, last_lock_time=?, last_locking_server_id=? " +
"where lock_action=? and lock_type=?");
putSql("initLockSql",
"update $(lock) set locking_server_id=null, lock_time=null, shared_count=0, shared_enable=0 " +
"where locking_server_id=?");
putSql("insertLockSql", "insert into $(lock) (lock_action, lock_type) values(?,?)");
putSql("findLocksSql",
"select lock_action, lock_type, locking_server_id, lock_time, shared_count, shared_enable, " +
"last_locking_server_id, last_lock_time " +
"from $(lock)");
}
}