/* 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.jobexecutor;

import java.util.logging.Level;
import java.util.logging.Logger;

import org.activiti.engine.ActivitiException;
import org.activiti.engine.impl.interceptor.CommandContext;
import org.activiti.engine.impl.persistence.entity.ExecutionEntity;
import org.activiti.engine.impl.persistence.entity.JobEntity;
import org.activiti.engine.impl.pvm.process.ActivityImpl;


public class TimerCatchIntermediateEventJobHandler implements JobHandler {

  private static Logger log = Logger.getLogger(TimerCatchIntermediateEventJobHandler.class.getName());

  public static final String TYPE = "timer-intermediate-transition";

  public String getType() {
    return TYPE;
  }

  public void execute(JobEntity job, String configuration, ExecutionEntity execution, CommandContext commandContext) {
    ActivityImpl intermediateEventActivity = execution.getProcessDefinition().findActivity(configuration);

    if (intermediateEventActivity == null) {
      throw new ActivitiException("Error while firing timer: intermediate event activity " + configuration + " not found");
    }

    try {
      if(!execution.getActivity().getId().equals(intermediateEventActivity.getId())) {
        execution.setActivity(intermediateEventActivity);
      }
      execution.signal(null, null);
    } catch (RuntimeException e) {
      log.log(Level.SEVERE, "exception during timer execution", e);
      throw e;
    } catch (Exception e) {
      log.log(Level.SEVERE, "exception during timer execution", e);
      throw new ActivitiException("exception during timer execution: " + e.getMessage(), e);
    }
  }
}