jbpm實踐4 beanshell

<node name="node1">
    <action class="com.xj.TestAction"></action>
    <transition name="" to="state2"></transition>
</node>

package com.xj;
import org.jbpm.graph.def.ActionHandler;
import org.jbpm.graph.exe.ExecutionContext;
/**
*node加action變成非自動節點
**/
public class TestAction implements ActionHandler {

    public void execute(ExecutionContext context) throws Exception {
        System.out.println("通過Action類來解決問題!!!");
    }

}





 <task-node name="task1">
       <task>
         <assignment actor-id="#{user}"></assignment>
      </task>
      <transition name="同意" to="state2"></transition>
      <transition name="不同意" to="node1"></transition>
</task-node>

public static void main(String[] args) {
    JbpmConfiguration config = JbpmConfiguration.getInstance();
    JbpmContext context = config.createJbpmContext();
    GraphSession gs = context.getGraphSession();
    ProcessDefinition pd = gs.findLatestProcessDefinition("test04");
    ProcessInstance pi = new ProcessInstance(pd);
    pi.getContextInstance().setVariable("user", "001");
    Token token = pi.getRootToken();
    TaskInstance ti = (TaskInstance)pi.getTaskMgmtInstance().getTaskInstances().iterator().next();
    System.out.println("現在工作的參與者是"+ti.getActorId());
    //獲取該工作的路由
    List<Transition> tns = ti.getTask().getTaskNode().getLeavingTransitions();
    for(Transition tn : tns) {
        System.out.println("該工作的所有路由"+tn.getName());
    }

    context.close();
}





<!--event-->
 <task-node name="task1">
      <task>
        <assignment class="com.xj.TestAssignment"></assignment>
      </task>
      <event type="node-enter">
    <script>
    print(&qout;dd&qout;+token.getId());
    </script>
      </event>
      <transition name="" to="end1"></transition>
</task-node>


package com.xj;

import org.jbpm.graph.exe.ExecutionContext;
import org.jbpm.taskmgmt.def.AssignmentHandler;
import org.jbpm.taskmgmt.exe.Assignable;

public class TestAssignment implements AssignmentHandler {
    public void assign(Assignable assignale, ExecutionContext context) throws Exception {
        assignale.setActorId("北風007");
    }

}



<fork name="frok1">
    <script>
        <variable name="trans" access="write"></variable>
        <expression>
            trans = new ArraList();
            if(){
                trans.add("tr1");
                trans.add("tr1");
            }
        </expression>
    </script>
    <transition name="tr1" to="node3">
    <transition name="tr2" to="node3">
    <transition name="tr3" to="node3">
    <transition name="tr4" to="node3">
</fork>




<decision name="decision1" expression="#{trans}">
      <transition name="tr1" to="node1"></transition>
      <transition name="tr2" to="node2"></transition>
      <transition name="tr3" to="node3"></transition>
</decision>

<decision name="decision1" expression="#{trans}">
    <handler class="com.xj.TestDecision"></handler>
      <transition name="tr1" to="node1"></transition>
      <transition name="tr2" to="node2"></transition>
      <transition name="tr3" to="node3"></transition>
</decision>

package com.xj;
import org.jbpm.graph.exe.ExecutionContext;
import org.jbpm.graph.node.DecisionHandler;
public class TestDecision implements DecisionHandler {

    public String decide(ExecutionContext context) throws Exception {

        return "tr3";
    }

}