parsing xml to java object

[simbiosis]

i want to pick a perticular node from an XMl file and then parse it to a java Objectfor eg my sample.xml file is as follows\[code\]<?xml version="1.0" encoding="UTF-8"?> <S:Envelope xmlns:S="http://schemas.xmlsoap.org/soap/envelope/"><S:Body> <ns2:GetStudyInfo xmlns:ns2="http://com.study/"> <WSResult> <ResultCode>eMaven-0000</ResultCode> <ResultDesc>Ok</ResultDesc> </WSResult> <return> <StudyNumber>Q005</StudyNumber> <StudyTitle>Stomach</StudyTitle> <StudyPI></StudyPI> <eirbNumber></eirbNumber> <SponsorID></SponsorID> <SponsorName></SponsorName> <SponsorContact></SponsorContact> <OtherInfo></OtherInfo> <StudyDiv></StudyDiv> <StudyID>904</StudyID> <StudyStatus></StudyStatus> <RevBoard></RevBoard> <InitalAppDate>01-01-1900</InitalAppDate> </return> <return> <StudyNumber>Q004</StudyNumber> <StudyTitle>Brain Tumor</StudyTitle> <StudyPI></StudyPI> <eirbNumber></eirbNumber> <SponsorID></SponsorID> <SponsorName></SponsorName> <SponsorContact></SponsorContact> <OtherInfo></OtherInfo> <StudyDiv>Cardiology</StudyDiv> <StudyID>891</StudyID> <StudyStatus>Active/Enrolling</StudyStatus> <RevBoard></RevBoard> <InitalAppDate>01-01-1900</InitalAppDate> </return> </ns2:GetStudyInfo></S:Body>\[/code\]now what my requirement is to take the "return" node and then take its all element in a java object.want to use JAXB annotation base work.please help.Thanks