StreamTransportHandler extends TransportHandler { @Override public void closeClientConnection() throws IOException { throw new UnsupportedOperationException("Not supported yet."); } StreamTransportHandler(long timeout, ConnectionEndType type, InputStream inputStream,
            OutputStream outputStream); @Override void closeConnection(); @Override void initialize(); InputStream getInputStream(); OutputStream getOutputStream(); @Override boolean isClosed(); @Override void closeClientConnection();  }
@Test(expected = UnsupportedOperationException.class) public void testCloseClientconnection() throws IOException { handler.initialize(); handler.closeClientConnection(); }