这种文件怎么解析，得到字段faltstring的值


<?xml version="1.0" encoding="UTF-8"?>
<SOAP-ENV:Envelope xmlns:SOAP-ENV="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:wsa="http://schemas.xmlsoap.org/ws/2004/08/addressing">
<SOAP-ENV:Header>
<wsa:MessageID SOAP-ENV:mustUnderstand="0">uuid:b78b20d0-15d5-11df-b6aa-810d9fe1925d</wsa:MessageID>
<wsa:To SOAP-ENV:mustUnderstand="0">http://schemas.xmlsoap.org/ws/2004/08/addressing/role/anonymous</wsa:To>
</SOAP-ENV:Header>
<SOAP-ENV:Body>
<SOAP-ENV:Fault>
<faultcode>SOAP-ENV:Server</faultcode>
<faultstring>An error was detected while executing the Web Service request. (10893)</faultstring>
<detail>
<ns1:FaultDetail xmlns:ns1="urn:soap-fault:details">
<errorMessage>An internal Web Service error occurred in the Web Services Adapter. (10902)</errorMessage>
<requestID>ee4eb2e938495f07:26136d68:1267af47378:-7ffa#4e</requestID>
</ns1:FaultDetail>
</detail>
</SOAP-ENV:Fault>
</SOAP-ENV:Body>
</SOAP-ENV:Envelope>