public static <V> ByteBuf writeObject(Transform<V, ByteBuf> converter, V object) {
ByteBuf buffer = null;
try {
ByteBuf objectBuffer = converter.convert(object);
int length = objectBuffer.readableBytes();
ByteBuf lengthBuffer = Unpooled.buffer(2);
lengthBuffer.writeShort(length);
buffer = Unpooled.wrappedBuffer(lengthBuffer, objectBuffer);
} catch (Exception e) {
LOG.error("Error occurred while writing object to buffer: {}", e);
}
return buffer;
}
public static <T, V> V readObject(ByteBuf buffer, Transform<ByteBuf, V> decoder) {
int length = 0;
if (null != buffer && buffer.readableBytes() > 2) {
length = buffer.readUnsignedShort();
} else {
return null;
}
ByteBuf objBuffer = buffer.readSlice(length);
V obj = null;
try {
obj = decoder.convert(objBuffer);
} catch (Exception e) {
LOG.error("Error occurred while trying to read object from buffer: {}", e);
}
return obj;
}