purchase.bpel

ejb3 java session bean

<?xml version="1.0" encoding="UTF-8"?>
<process name="PurchaseOrder" targetNamespace="http://acme.com/ws-bp/purchase"
  xmlns:lns="http://manufacturing.org/wsdl/purchase"
  xmlns="http://schemas.xmlsoap.org/ws/2003/03/business-process/">

  <partnerLinks>
    <partnerLink name="purchasing" partnerLinkType="lns:purchasingLT" myRole="purchaseService" />
    <partnerLink name="invoicing" partnerLinkType="lns:invoicingLT" myRole="invoiceRequester"
      partnerRole="invoiceService" />
    <partnerLink name="shipping" partnerLinkType="lns:shippingLT" myRole="shippingRequester"
      partnerRole="shippingService" />
    <partnerLink name="scheduling" partnerLinkType="lns:schedulingLT"
      partnerRole="schedulingService" />
  </partnerLinks>

  <variables>
    <variable name="PO" messageType="lns:POMessage" />
    <variable name="Invoice" messageType="lns:InvMessage" />
    <variable name="POFault" messageType="lns:orderFaultType" />
    <variable name="shippingRequest" messageType="lns:shippingRequestMessage" />
    <variable name="shippingInfo" messageType="lns:shippingInfoMessage" />
    <variable name="shippingSchedule" messageType="lns:scheduleMessage" />
  </variables>

  <faultHandlers>

    <catch faultName="lns:cannotCompleteOrder" faultVariable="POFault">

      <reply partnerLink="purchasing" portType="lns:purchaseOrderPT" operation="sendPurchaseOrder"
        variable="POFault" faultName="cannotCompleteOrder" />

    </catch>

  </faultHandlers>

  <sequence name="Main">

    <receive name="ReceivePurchaseOrder" partnerLink="purchasing" portType="lns:purchaseOrderPT"
      operation="sendPurchaseOrder" variable="PO" createInstance="yes" />

    <flow>

      <links>
        <link name="ship-to-invoice" />
        <link name="ship-to-scheduling" />
      </links>

      <sequence name="Shipping">

        <assign name="PrepareShipping">
          <copy>
            <from variable="PO" part="customerInfo" />
            <to variable="shippingRequest" part="customerInfo" />
          </copy>
        </assign>

        <invoke name="RequestShipping" partnerLink="shipping" portType="lns:shippingPT"
          operation="requestShipping" inputVariable="shippingRequest"
          outputVariable="shippingInfo">
          <source linkName="ship-to-invoice" />
        </invoke>

        <receive name="ReceiveSchedule" partnerLink="shipping" portType="lns:shippingCallbackPT"
          operation="sendSchedule" variable="shippingSchedule">
          <source linkName="ship-to-scheduling" />
        </receive>

      </sequence>

      <sequence name="Invoicing">

        <invoke name="InitiatePriceCalculation" partnerLink="invoicing"
          portType="lns:computePricePT" operation="initiatePriceCalculation" inputVariable="PO" />

        <invoke name="SendShippingPrice" partnerLink="invoicing" portType="lns:computePricePT"
          operation="sendShippingPrice" inputVariable="shippingInfo">
          <target linkName="ship-to-invoice" />
        </invoke>

        <receive name="ReceiveInvoice" partnerLink="invoicing" portType="lns:invoiceCallbackPT"
          operation="sendInvoice" variable="Invoice" />

      </sequence>

      <sequence name="Scheduling">

        <invoke name="RequestScheduling" partnerLink="scheduling" portType="lns:schedulingPT"
          operation="requestProductionScheduling" inputVariable="PO" />

        <invoke name="SendShippingSchedule" partnerLink="scheduling" portType="lns:schedulingPT"
          operation="sendShippingSchedule" inputVariable="shippingSchedule">
          <target linkName="ship-to-scheduling" />
        </invoke>

      </sequence>

    </flow>

    <reply name="SendPurchaseOrder" partnerLink="purchasing" portType="lns:purchaseOrderPT"
      operation="sendPurchaseOrder" variable="Invoice" />

  </sequence>

</process>