private byte [ ] getSerializedEntity ( ClientRequest request ) { final ByteArrayOutputStream outputStream = new ByteArrayOutputStream ( ) ; try { // By using the RequestWriter parent class, we match the behavior of entity writing from // for example, com.sun.jersey.client.urlconnection.URLConnectionClientHandler. writeRequestEntity ( request , new RequestEntityWriterListener ( ) { public void onRequestEntitySize ( long size ) throws IOException { } public OutputStream onGetOutputStream ( ) throws IOException { return outputStream ; } } ) ; } catch ( IOException e ) { throw new ClientHandlerException ( "Unable to serialize request entity" , e ) ; } return outputStream . toByteArray ( ) ; }
Get the serialized representation of the request entity . This is used when generating the client signature because this is the representation that the server will receive and use when it generates the server - side signature to compare to the client - side signature .