params[6] = new Parameter<Coordinate>(Parameter.TYPE_COORDINATE, 6, new Coordinate(10, 11, 12));
ChannelBuffer buffer = ChannelBuffers.buffer(46);
ChannelBufferUtils.writeParameters(buffer, params);
assertEquals(0x00, buffer.readUnsignedByte());
assertEquals(0x12, buffer.readUnsignedByte());
assertEquals(0x21, buffer.readUnsignedByte());
assertEquals(0x1234, buffer.readUnsignedShort());