@WebService()
public class FileWS {

@WebMethod(action="PrintFileContents")
public int PrintFileContents(byte[] buffer)
{
for(int i=0; i<= buffer.length - 1; i++)
System.out.println(buffer[i]);
return buffer.length;
}
}

<definitions
xmlns="http://schemas.xmlsoap.org/wsdl/"
xmlns:wsdl="http://schemas.xmlsoap.org/wsdl/"
xmlns:xsd="http://www.w3.org/2001/XMLSchema"
xmlns:soap="http://schemas.xmlsoap.org/wsdl/soap/" name="FileWSService" targetNamespace="http://mtomws/" xmlns:tns="http://mtomws/" xmlns:wsp="http://schemas.xmlsoap.org/ws/2004/09/policy" xmlns:wsu="http://docs.oasis-open.org/wss/2004/01/oasis-200401-wss-wssecurity-utility-1.0.xsd" xmlns:wsaws="http://www.w3.org/2005/08/addressing" xmlns:wsoma="http://schemas.xmlsoap.org/ws/2004/09/policy/optimizedmimeserialization"
>
WSDL components....
<wsp:Policy wsu:Id="FileWSPortBindingPolicy">
<wsp:ExactlyOne>
<wsp:All>
<!-- <wsaws:UsingAddressing xmlns:wsaws="http://www.w3.org/2006/05/addressing/wsdl"/>-->
<wsoma:OptimizedMimeSerialization/>
</wsp:All>
</wsp:ExactlyOne>
</wsp:Policy>
</definitions>

public static void Test()
{
try
{
FileTransmitter transmitter= new FileTransmitter();
byte[] buffer= transmitter.GetImg("c:\\temp\\images\\p1.jpg");
FileWSPortClient binding= new FileWSPortClient();
FileWS proxy= binding.getPort();
((OracleStub)proxy)._setProperty(Stub.ENDPOINT_ADDRESS_PROPERTY, service url);
((OracleStub)proxy)._setProperty(ClientConstants.MTOM_SUPPORT, true);
int result= proxy.printFileContents(buffer);
System.out.println(result);
}
catch(Exception ex)
{
System.out.println(ex.getMessage());
}
}

POST /MtomServices/FileWSService HTTP/1.1
Host: localhost:8082
Connection: Keep-Alive, TE
TE: trailers, deflate, gzip, compress
User-Agent: Oracle HTTPClient Version 10h
SOAPAction: "PrintFileContents"
Accept-Encoding: gzip, x-gzip, compress, x-compress
Content-type: multipart/related;type="application/xop+xml";boundary="----=_Part_0_13050435.1185038715262";start="<97b2fe36f9184df3a6fa8792abd9a00c>";start-info="text/xml;charset=UTF-8"
Content-length: 12849

------=_Part_0_13050435.1185038715262
Content-Type: application/xop+xml;charset=UTF-8;type="text/xml;charset=UTF-8"
Content-Transfer-Encoding: 8bit
Content-ID: <97b2fe36f9184df3a6fa8792abd9a00c>

<?xml version="1.0" encoding="UTF-8" ?>
<env:Envelope xmlns:env="http://schemas.xmlsoap.org/soap/envelope/" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:ns0="http://mtomws/"><env:Body><ns0:PrintFileContents><arg0> <xop:Include xmlns:xop="http://www.w3.org/2004/08/xop/include" href="cid:b9abc481c3664db8b0b7f842d0886c30"/> </arg0></ns0:PrintFileContents></env:Body></env:Envelope>
------=_Part_0_13050435.1185038715262
Content-Type: application/octet-stream
Content-Transfer-Encoding: binary
Content-Id: <b9abc481c3664db8b0b7f842d0886c30>

Content-Id: <rootpart*74f72fe4-510e-48de-a29a-38896f03901d@example.jaxws.sun.com>
Content-Type: application/xop+xml;charset=utf-8;type="text/xml"
Content-Transfer-Encoding: binary

<?xml version="1.0" ?><S:Envelope xmlns:S="http://schemas.xmlsoap.org/soap/envelope/"><S:Body><ns2:PrintFileContentsResponse xmlns:ns2="http://mtomws/"><return>12000</return></ns2:PrintFileContentsResponse></S:Body></S:Envelope>