Package org.camunda.bpm.engine.impl.jobexecutor

Source Code of org.camunda.bpm.engine.impl.jobexecutor.MessageJobDeclaration

/* 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.camunda.bpm.engine.impl.jobexecutor;

import org.camunda.bpm.engine.impl.persistence.entity.ExecutionEntity;
import org.camunda.bpm.engine.impl.persistence.entity.MessageEntity;
import org.camunda.bpm.engine.impl.pvm.process.ActivityImpl;
import org.camunda.bpm.engine.impl.pvm.runtime.AtomicOperation;

/**
* <p>Declaration of a Message Job (Asynchronous continuation job)</p>
*
* @author Daniel Meyer
*
*/
public class MessageJobDeclaration extends JobDeclaration<MessageEntity> {

  public static final String ASYNC_BEFORE = "async-before";
  public static final String ASYNC_AFTER = "async-after";

  private static final long serialVersionUID = 1L;

  protected String[] operationIdentifier;

  public MessageJobDeclaration(String[] operationsIdentifier) {
    super(AsyncContinuationJobHandler.TYPE);
    this.operationIdentifier = operationsIdentifier;
  }

  protected MessageEntity newJobInstance(ExecutionEntity execution) {
    MessageEntity message = new MessageEntity();
    message.setExecution(execution);
    message.setJobHandlerType(AsyncContinuationJobHandler.TYPE);
    return message;
  }

  public void setJobHandlerConfiguration(MessageEntity message, ExecutionEntity execution, AtomicOperation executionOperation) {
    String configuration = executionOperation.getCanonicalName();
    ActivityImpl activity = execution.getActivity();

    if(activity != null && activity.isAsyncAfter()) {
      if(execution.getTransition() != null) {
        // store id of selected transition in case this is async after.
        // id is not serialized with the execution -> we need to remember it as
        // job handler configuration.
        configuration += "$"+execution.getTransition().getId();
      }
    }

    message.setJobHandlerConfiguration(configuration);

  }

  public boolean isApplicableForOperation(AtomicOperation operation) {
    for (String identifier : operationIdentifier) {
      if (operation.getCanonicalName().equals(identifier)) {
        return true;
      }
    }
    return false;
  }

}
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