org.activiti.engine.impl.db.DbIdGenerator Maven / Gradle / Ivy
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/* 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.activiti.engine.impl.db;
import org.activiti.engine.impl.cfg.IdGenerator;
import org.activiti.engine.impl.cmd.GetNextIdBlockCmd;
import org.activiti.engine.impl.interceptor.CommandConfig;
import org.activiti.engine.impl.interceptor.CommandExecutor;
/**
* @author Tom Baeyens
*/
public class DbIdGenerator implements IdGenerator {
protected int idBlockSize;
protected long nextId = 0;
protected long lastId = -1;
protected CommandExecutor commandExecutor;
protected CommandConfig commandConfig;
public synchronized String getNextId() {
if (lastId