public void writeTo(DataOutput out) throws Exception {
out.writeByte(type.ordinal());
// We can't use Util.writeObject since it's size is limited to 2^15-1
try {
if (object instanceof Streamable) {
out.writeShort(-1);
Util.writeGenericStreamable((Streamable) object, out);
} else {
byte[] bytes = Util.objectToByteBuffer(object);
out.writeInt(bytes.length);
out.write(bytes);
}
} catch (IOException e) {
throw e;
} catch (Exception e) {
throw new IOException("Exception encountered while serializing execution request", e);
}
out.writeLong(request);
}
