hello.bpel

ejb3 java session bean

<?xml version="1.0" encoding="UTF-8"?>
<process name="HelloWorld" targetNamespace="http://jbpm.org/examples/hello"
  xmlns:tns="http://jbpm.org/examples/hello"
  xmlns="http://docs.oasis-open.org/wsbpel/2.0/process/executable">

  <import importType="http://schemas.xmlsoap.org/wsdl/" location="hello.wsdl"
    namespace="http://jbpm.org/examples/hello" />

  <partnerLinks>
    <partnerLink myRole="Greeter" name="caller" partnerLinkType="tns:Greeter-Caller">
      <documentation>establishes the relationship with the caller agent</documentation>
    </partnerLink>
  </partnerLinks>

  <variables>
    <variable messageType="tns:nameMessage" name="request">
      <documentation>holds the incoming message</documentation>
    </variable>
    <variable messageType="tns:greetingMessage" name="response">
      <documentation>holds the outgoing message</documentation>
    </variable>
  </variables>

  <sequence name="MainSeq">

    <receive createInstance="yes" name="ReceiveName" operation="sayHello" 
      partnerLink="caller" portType="tns:Greeter" variable="request">
      <documentation>receive the name of a person</documentation>
    </receive>

    <assign name="ComposeGreeting" validate="no">
      <documentation>compose a greeting phrase</documentation>
      <copy>
        <from>concat('Hello, ', $request.name, '!')</from>
        <to part="greeting" variable="response" />
      </copy>
    </assign>

    <reply name="SendGreeting" operation="sayHello" partnerLink="caller"
      portType="tns:Greeter" variable="response">
      <documentation>send greeting back to caller</documentation>
    </reply>

  </sequence>

</process>