房屋贷款BPEL实例详解

http://tech.ddvip.com   2008年01月05日    社区交流

本文详细介绍房屋贷款BPEL实例详解

  这样客户端可以创建响应的SOAP请求消息:

  <getLoanQuoteRequest xmlns='urn:sample:soa:houseloanbroker'>
<name>Zhang San</name>
</getLoanQuoteRequest>

  (2)BPEL引擎可以根据请求消息创建相应的BPEL实例,执行BPEL流程。例如:

  BPEL在收到上面的服务请求后,根据命名空间“urn:sample:soa:houseloanbroker”和请求消息“getLoanQuoteRequest”,就知道创建和执行该BPEL流程houseloanbroker。

  例程1显示了BPEL流程的接口WSDL文件。

  例程1 houseloanbroker.wsdl

  <?xml version="1.0" encoding="UTF-8"?>
  <definitions targetNamespace="urn:sample:soa:houseloanbroker"
   xmlns:tns="urn:sample:soa:houseloanbroker"
   xmlns:typens="urn:sample:soa:houseloanbroker:types"
   xmlns="http://schemas.xmlsoap.org/wsdl/"
   xmlns:plnk="http://schemas.xmlsoap.org/ws/2003/05/partner-link/"
   xmlns:xsd="http://www.w3.org/2001/XMLSchema"
   xmlns:bpws="http://schemas.xmlsoap.org/ws/2003/03/business-process/">
   <import namespace="urn:sample:soa:houseloanagency" location="houseloanagency.wsdl" />
   <import namespace="urn:sample:soa:bank" location="bank.wsdl" />
   <!-- type defs -->
   <types>
  <xsd:schema
  targetNamespace="urn:sample:soa:houseloanbroker:types"
  xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <xsd:complexType name="getLoanQuoteRequest">
   <xsd:sequence>
  <xsd:element name="name" type="xsd:string" />
   </xsd:sequence>
  </xsd:complexType>
  <xsd:complexType name="getLoanQuoteResponse">
   <xsd:sequence>
  <xsd:element name="rate" type="xsd:double" />
  <xsd:element name="firstpaidratio" type="xsd:double" />
   </xsd:sequence>
  </xsd:complexType>
   <xsd:complexType name="unknownNAMEFault">
   <xsd:sequence>
  <xsd:element name="name" type="xsd:string" />
   </xsd:sequence>
  </xsd:complexType>
  </xsd:schema>
   </types>
   <message name="getLoanQuoteRequest">
  <part name="payload" type="typens:getLoanQuoteRequest" />
   </message>
   <message name="getLoanQuoteResponse">
  <part name="payload" type="typens:getLoanQuoteResponse" />
   </message>
   <message name="unknownNAMEFault">
  <part name="payload" type="typens:unknownNAMEFault" />
   </message>    
   <portType name="HouseLoanBroker">
  <operation name="getLoanQuote">
  <input message="tns:getLoanQuoteRequest" />
  <output message="tns:getLoanQuoteResponse" />
  <fault name="UnknownNAME" message="tns:unknownNAMEFault" />      
  </operation>
   </portType>
   <plnk:partnerLinkType name="HouseLoanBrokerPL">
  <plnk:role name="HouseLoanBrokerService" portType="tns:HouseLoanBroker" />
   </plnk:partnerLinkType>
   <binding name="HouseLoanBroker" type="tns:HouseLoanBroker">
  <operation name="request"></operation>
   </binding>
   <service name="HouseLoanBrokerService">
  <port name="houseloanbroker" binding="tns:HouseLoanBroker" />
   </service>
  </definitions>

  外部服务合作伙伴的WSDL

责编:豆豆技术应用

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