TenantAwareAcquireAsyncJobsDueRunnable.java

/* 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.asyncexecutor.multitenant;

import org.activiti.engine.impl.asyncexecutor.AcquireAsyncJobsDueRunnable;
import org.activiti.engine.impl.asyncexecutor.AsyncExecutor;
import org.activiti.engine.impl.cfg.multitenant.TenantInfoHolder;

/**
 * Extends the default {@link AcquireAsyncJobsDueRunnable} by setting the 'tenant' context before executing.
 * 
 * @author Joram Barrez
 */
public class TenantAwareAcquireAsyncJobsDueRunnable extends AcquireAsyncJobsDueRunnable {

  protected TenantInfoHolder tenantInfoHolder;
  protected String tenantId;
  
  public TenantAwareAcquireAsyncJobsDueRunnable(AsyncExecutor asyncExecutor, TenantInfoHolder tenantInfoHolder, String tenantId) {
    super(asyncExecutor);
    this.tenantInfoHolder = tenantInfoHolder;
    this.tenantId = tenantId;
  }
  
  protected ExecutorPerTenantAsyncExecutor getTenantAwareAsyncExecutor() {
    return (ExecutorPerTenantAsyncExecutor) asyncExecutor;
  }
  
  @Override
  public synchronized void run() {
    tenantInfoHolder.setCurrentTenantId(tenantId);
    super.run();
    tenantInfoHolder.clearCurrentTenantId();
  }

}