BPEL之贷款审批案例(2)

    技术2022-05-11  22

    BPEL之贷款审批案例(2)

    我们把该例的业务流程定义拷在下面,进行说明:          targetNamespace=" http://acme.com/loanprocessing"          xmlns=" http://schemas.xmlsoap.org/ws/2003/03/business-process/"          xmlns:lns=" http://loans.org/wsdl/loan-approval"          suppressJoinFailure="yes">

                            partnerLinkType="lns:loanPartnerLinkType"                myRole="loanService"/>                      partnerLinkType="lns:loanApprovalLinkType"                partnerRole="approver"/>                      partnerLinkType="lns:riskAssessmentLinkType"                partnerRole="assessor"/>   

                            messageType="lns:creditInformationMessage"/>                      messageType="lns:riskAssessmentMessage"/>                      messageType="lns:approvalMessage"/>                      messageType="lns:errorMessage"/>   

                          faultVariable="error">                            portType="lns:loanServicePT"                   operation="request"                   variable="error"                   faultName="unableToHandleRequest"/>                                                                           

             H: 指明一组步骤应该并行地执行;在并行地执行的一组活动中,您可以通过使用链接(link)来指明执行顺序方面的约束。

          s>         name="receive-to-assess"/>         name="receive-to-approval"/>         name="approval-to-reply"/>         name="assess-to-setMessage"/>         name="setMessage-to-reply"/>         name="assess-to-approval"/>           H:流程的每一步称为一个活动。存在以下一些基本活动:     H:receive等待一条消息来响应由某人从外部进行调用的服务接口的操作                     portType="lns:loanServicePT"                operation="request"                variable="request" createInstance="yes">          H:转移及其条件                      transitionCondition=               "bpws:getVariableData('request','amount')< 10000"/>                               transitionCondition=               "bpws:getVariableData('request','amount')>=10000"/>             H:invoke调用某个 Web 服务上的操作                     portType="lns:riskAssessmentPT"                operation="check"                inputVariable="request"                 outputVariable="risk">                               transitionCondition=               "bpws:getVariableData('risk','level')='low'"/>                      transitionCondition=               "bpws:getVariableData('risk','level')!='low'"/>             H:assign把数据从一个地方复制到另一个地方                                                                               H:invoke调用某个 Web 服务上的操作                      portType="lns:loanApprovalPT"                operation="approve"                inputVariable="request"                outputVariable="approval">                                        H:reply生成输入/输出操作的响应                      portType="lns:loanServicePT"                operation="request"                variable="approval">                           

     

     

     

     

     


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