Package org.activiti.engine.impl.pvm.runtime

Source Code of org.activiti.engine.impl.pvm.runtime.AtomicOperationActivityExecute

/* 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.pvm.runtime;

import org.activiti.engine.delegate.event.ActivitiEventType;
import org.activiti.engine.delegate.event.impl.ActivitiEventBuilder;
import org.activiti.engine.impl.context.Context;
import org.activiti.engine.impl.pvm.PvmException;
import org.activiti.engine.impl.pvm.delegate.ActivityBehavior;
import org.activiti.engine.impl.pvm.process.ActivityImpl;
import org.activiti.engine.logging.LogMDC;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;


/**
* @author Tom Baeyens
*/
public class AtomicOperationActivityExecute implements AtomicOperation {
 
  private static Logger log = LoggerFactory.getLogger(AtomicOperationActivityExecute.class);

  public boolean isAsync(InterpretableExecution execution) {
    return false;
  }

  public void execute(InterpretableExecution execution) {
    ActivityImpl activity = (ActivityImpl) execution.getActivity();
   
    ActivityBehavior activityBehavior = activity.getActivityBehavior();
    if (activityBehavior==null) {
      throw new PvmException("no behavior specified in "+activity);
    }

    log.debug("{} executes {}: {}", execution, activity, activityBehavior.getClass().getName());
   
    try {
      if(Context.getProcessEngineConfiguration() != null && Context.getProcessEngineConfiguration().getEventDispatcher().isEnabled()) {
        Context.getProcessEngineConfiguration().getEventDispatcher().dispatchEvent(
            ActivitiEventBuilder.createActivityEvent(ActivitiEventType.ACTIVITY_STARTED,
                execution.getActivity().getId(),
                (String) execution.getActivity().getProperty("name"),
                execution.getId(),
                execution.getProcessInstanceId(),
                execution.getProcessDefinitionId(),
                (String) activity.getProperties().get("type"),
                activity.getActivityBehavior().getClass().getCanonicalName()));
      }
     
      activityBehavior.execute(execution);
    } catch (RuntimeException e) {
      throw e;
    } catch (Exception e) {
      LogMDC.putMDCExecution(execution);
      throw new PvmException("couldn't execute activity <"+activity.getProperty("type")+" id=\""+activity.getId()+"\" ...>: "+e.getMessage(), e);
    }
  }
}
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