/**
* Calls a method remotely over the channel. Does nothing if {@link #isDroppedOut()} flag is set.
*
* @param id The ID of the method.
* @param messageNumber The message number.
* @param args The arguments.
*/
protected void callRemoteMethod(final short id, final long messageNumber, final Object... args) {
if (!cluster.channel.isConnected()) {
return;
}
MethodCall call = createMethodCall(id, messageNumber, args);
try {
dispatcher.callRemoteMethods(null, call, ASYNC_REQUEST_OPTIONS);
LOGGER.info(
"Method called: "
+ methods.findMethod(id).getName()
+ " "
+ Arrays.toString(call.getArgs()));
} catch (Exception e) {
throw new RuntimeException(
"Cannot call "
+ methods.findMethod(id)
+ " with parameters "
+ Arrays.toString(call.getArgs()),
e);
}
}
public Buffer objectToBuffer(Object obj) throws Exception {
MethodCall call = (MethodCall) obj;
ByteBuffer buf;
switch (call.getId()) {
case START:
case GET_CONFIG:
buf = ByteBuffer.allocate(Global.BYTE_SIZE);
buf.put((byte) call.getId());
return new Buffer(buf.array());
case SET_OOB:
case SET_SYNC:
return new Buffer(booleanBuffer(call.getId(), (Boolean) call.getArgs()[0]));
case SET_NUM_MSGS:
case SET_NUM_THREADS:
case SET_MSG_SIZE:
case SET_ANYCAST_COUNT:
return new Buffer(intBuffer(call.getId(), (Integer) call.getArgs()[0]));
case GET:
return new Buffer(longBuffer(call.getId(), (Long) call.getArgs()[0]));
case PUT:
Long long_arg = (Long) call.getArgs()[0];
byte[] arg2 = (byte[]) call.getArgs()[1];
buf =
ByteBuffer.allocate(
Global.BYTE_SIZE + Global.INT_SIZE + Global.LONG_SIZE + arg2.length);
buf.put((byte) call.getId())
.putLong(long_arg)
.putInt(arg2.length)
.put(arg2, 0, arg2.length);
return new Buffer(buf.array());
case SET_READ_PERCENTAGE:
Double double_arg = (Double) call.getArgs()[0];
buf = ByteBuffer.allocate(Global.BYTE_SIZE + Global.DOUBLE_SIZE);
buf.put((byte) call.getId()).putDouble(double_arg);
return new Buffer(buf.array());
default:
throw new IllegalStateException("method " + call.getMethod() + " not known");
}
}
