Package net.fp.rp.workflow.flow.action

Source Code of net.fp.rp.workflow.flow.action.MappingActionHander

/**
*
*/
package net.fp.rp.workflow.flow.action;

import net.fp.rp.workflow.flow.state.FlowStateBean;
import net.fp.rp.drools.SpringDecisionTableLoader;

import org.apache.log4j.Logger;
import org.jbpm.graph.def.ActionHandler;
import org.jbpm.graph.exe.ExecutionContext;
import org.springframework.beans.factory.BeanFactory;

/**
* A decision Handler to decide the message type that needs to be sent This
* delegates to the Decision Table contained in DecisionTable.xls
*
* This project uses Apache, Spring, JBoss and other GPL Licenced Code
*
* @author paul browne
*/
public class MappingActionHander extends AbstractActionHandler implements
    ActionHandler {

  // Serial ID
  static final long serialVersionUID = 1;

  /** Logger for this class and subclasses */
  protected final Logger log = Logger.getLogger(getClass());

  // These values will be set by JBPM
  public String addMessageTransitionName = null;

  public String deleteMessageTransitionName = null;

  // Handle to the Drools workflow bean
  SpringDecisionTableLoader dtLoader = null;

  // Name of the SpringDecisionTableLoaderBean bean
  private static String SPRING_DECISION_TABLE_LOADER_BEAN_NAME = "SpringDecisionTableLoaderBean";

 
//   These values will be set by JBPM
  public String successTransitionName = null;
 
  /**
   * Pass in the Execution Context, decide on which transition to leave the
   * node by. jBPM expects the transition provided (
   *
   * @return String - name of the Transition to follow
   */
  public void execute(ExecutionContext executionContext) {
   
    log.debug("Enter MappingActionHander");
   
    //Short circuit until implemented
    if(true) return;
   
    try {
      // Carry out the processing
      FlowStateBean flowBean = super
          .getFlowBeanFromContext(executionContext);
     
      // Get the Spring bean responsible for loading the decision table
      BeanFactory appContext = super.getSpringContext();
      dtLoader = (SpringDecisionTableLoader) appContext
          .getBean(SPRING_DECISION_TABLE_LOADER_BEAN_NAME);

      // Update the context
      super.setFlowBeanInContext(executionContext, flowBean);

      // transition to the next node based on the decision
      executionContext.leaveNode(successTransitionName);

    } catch (Throwable t) {

      // Log the exception , end the workflow
      log.warn("Exception occured , ending workflow", t);
      executionContext
          .leaveNode(AbstractActionHandler.ERROR_TRANSITION_NAME);
    }
   
    log.debug("Exit MappingActionHander");
  }

}
TOP

Related Classes of net.fp.rp.workflow.flow.action.MappingActionHander

TOP
Copyright © 2018 www.massapi.com. All rights reserved.
All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.