Hi,
I've just tested an example using while loop. But it got run out of memory
error. is there anything wrong with my code?
Here is my code:
<!-- SimpleInvokeProcess BPEL Process [Generated by the Eclipse BPEL
Designer] -->
<bpel:process name="SimpleInvokeProcess"
targetNamespace="http://www.se.uni-hannover.de/soa08/tutorial/SimpleInvokeProcess";
suppressJoinFailure="yes"
xmlns:tns="http://www.se.uni-hannover.de/soa08/tutorial/SimpleInvokeProcess";
xmlns:bpel="http://docs.oasis-open.org/wsbpel/2.0/process/executable";
xmlns:xsd="http://www.w3.org/2001/XMLSchema";
xmlns:ns1="http://randomHelloService.tutorial.soa08.se.unihannover.de";>
<!-- Import the client WSDL -->
<bpel:import
namespace="http://randomHelloService.tutorial.soa08.se.unihannover.de";
location="RandomHelloService.wsdl"
importType="http://schemas.xmlsoap.org/wsdl/";></bpel:import>
<bpel:import location="SimpleInvokeProcessArtifacts.wsdl"
namespace="http://www.se.uni-hannover.de/soa08/tutorial/SimpleInvokeProcess";
importType="http://schemas.xmlsoap.org/wsdl/"; />
<!-- =================================================================
-->
<!-- PARTNERLINKS
-->
<!-- List of services participating in this BPEL process
-->
<!-- =================================================================
-->
<bpel:partnerLinks>
<!-- The 'client' role represents the requester of this service. -->
<bpel:partnerLink name="client"
partnerLinkType="tns:SimpleInvokeProcess"
myRole="SimpleInvokeProcessProvider"
/>
<bpel:partnerLink name="RandomHelloPL"
partnerLinkType="tns:RandomHelloPLT"
partnerRole="RandomHelloServiceProvider"></bpel:partnerLink>
</bpel:partnerLinks>
<!-- =================================================================
-->
<!-- VARIABLES
-->
<!-- List of messages and XML documents used within this BPEL process
-->
<!-- =================================================================
-->
<bpel:variables>
<!-- Reference to the message passed as input during initiation -->
<bpel:variable name="detailIndex" type="xsd:integer"/>
<bpel:variable name="input"
messageType="tns:SimpleInvokeProcessRequestMessage"/>
<!--
Reference to the message that will be returned to the requester
-->
<bpel:variable name="output"
messageType="tns:SimpleInvokeProcessResponseMessage"/>
<bpel:variable name="RandomHelloRequest"
messageType="ns1:sayHelloRequest"></bpel:variable>
<bpel:variable name="RandomHelloResponse"
messageType="ns1:sayHelloResponse"></bpel:variable>
</bpel:variables>
<!-- =================================================================
-->
<!-- ORCHESTRATION LOGIC
-->
<!-- Set of activities coordinating the flow of messages across the
-->
<!-- services integrated within this business process
-->
<!-- =================================================================
-->
<bpel:sequence name="main">
<!-- Receive input from requester.
Note: This maps to operation defined in
SimpleInvokeProcess.wsdl
-->
<bpel:receive name="receiveInput" partnerLink="client"
portType="tns:SimpleInvokeProcess"
operation="process" variable="input"
createInstance="yes"/>
<bpel:assign validate="no">
<bpel:copy>
<bpel:from>
1
</bpel:from>
<bpel:to variable="detailIndex"></bpel:to>
</bpel:copy>
</bpel:assign>
<bpel:while>
<bpel:condition
expressionLanguage="urn:oasis:names:tc:wsbpel:2.0:sublang:xpath1.0">
<![CDATA[$detailIndex <= 10]]>
</bpel:condition>
<!-- Generate reply to synchronous request -->
<bpel:assign validate="no" name="PrepareRandomHelloRequest">
<bpel:copy>
<bpel:from>
<bpel:literal xml:space="preserve"><impl:sayHello
xmlns:impl="http://randomHelloService.tutorial.soa08.se.unihannover.de";
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";>
<impl:withSpace></impl:withSpace>
</impl:sayHello>
</bpel:literal>
</bpel:from>
<bpel:to variable="RandomHelloRequest"
part="parameters"></bpel:to>
</bpel:copy>
<bpel:copy>
<bpel:from>
<bpel:literal xml:space="preserve">true</bpel:literal>
</bpel:from>
<bpel:to part="parameters" variable="RandomHelloRequest">
<bpel:query
queryLanguage="urn:oasis:names:tc:wsbpel:2.0:sublang:xpath1.0"><![CDATA[ns1:withSpace]]></bpel:query>
</bpel:to>
</bpel:copy>
</bpel:assign>
<bpel:invoke name="GetGreeting" partnerLink="RandomHelloPL"
operation="sayHello" portType="ns1:RandomHelloService"
inputVariable="RandomHelloRequest"
outputVariable="RandomHelloResponse"></bpel:invoke>
<bpel:assign validate="no">
<bpel:copy>
<bpel:from>
<![CDATA[$detailIndex + 1]]>
</bpel:from>
<bpel:to variable="detailIndex"></bpel:to>
</bpel:copy>
</bpel:assign>
</bpel:while>
<bpel:assign validate="no" name="PrepareOutput">
<bpel:copy>
<bpel:from xmlns:http="urn:http:namesapce">
<![CDATA[concat(bpel:getVariableData('RandomHelloResponse', 'parameters',
'/'), bpel:getVariableData('input', 'payload', '/'))]]>
</bpel:from>
<bpel:to variable="output" part="payload"></bpel:to>
</bpel:copy>
</bpel:assign>
<bpel:reply name="replyOutput"
partnerLink="client"
portType="tns:SimpleInvokeProcess"
operation="process"
variable="output"
/>
</bpel:sequence>
</bpel:process>
Thanks for any help!
-----
Sang PL
--
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