159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta/* 259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Copyright (c) 2009-2010 jMonkeyEngine 359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * All rights reserved. 459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * Redistribution and use in source and binary forms, with or without 659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * modification, are permitted provided that the following conditions are 759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * met: 859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions of source code must retain the above copyright 1059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer. 1159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Redistributions in binary form must reproduce the above copyright 1359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * notice, this list of conditions and the following disclaimer in the 1459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * documentation and/or other materials provided with the distribution. 1559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 1659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * * Neither the name of 'jMonkeyEngine' nor the names of its contributors 1759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * may be used to endorse or promote products derived from this software 1859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * without specific prior written permission. 1959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 2059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 2159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 2259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 2359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 2459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 2559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 2659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 2759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 2859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 2959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 3059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 3159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 3259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3359b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapackage com.jme3.network.rmi; 3459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 3559b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.network.serializing.Serializer; 3659b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport com.jme3.network.serializing.SerializerRegistration; 3759b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.io.IOException; 3859b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.lang.reflect.Method; 3959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.nio.ByteBuffer; 4059b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.util.logging.Level; 4159b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartaimport java.util.logging.Logger; 4259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 4359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta/** 4459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * {@link RmiSerializer} is responsible for serializing RMI messages 4559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * like define object, call, and return. 4659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * 4759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta * @author Kirill Vainer 4859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta */ 4959b2e6871c65f58fdad78cd7229c292f6a177578Scott Bartapublic class RmiSerializer extends Serializer { 5059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private static final Logger logger = Logger.getLogger(RmiSerializer.class.getName()); 5259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // not good for multithread applications 5459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private char[] chrBuf = new char[256]; 5559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 5659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeString(ByteBuffer buffer, String string) throws IOException{ 5759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int length = string.length(); 5859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (length > 255){ 5959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta logger.log(Level.WARNING, "The string length exceeds the limit! {0} > 255", length); 6059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put( (byte) 0 ); 6159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return; 6259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 6359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 6459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put( (byte) length ); 6559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < length; i++){ 6659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put( (byte) string.charAt(i) ); 6759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 6859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 6959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private String readString(ByteBuffer buffer){ 7159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int length = buffer.get() & 0xff; 7259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < length; i++){ 7359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta chrBuf[i] = (char) (buffer.get() & 0xff); 7459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 7559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return String.valueOf(chrBuf, 0, length); 7659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 7759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 7859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeType(ByteBuffer buffer, Class<?> clazz) throws IOException{ 7959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (clazz == void.class){ 8059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort((short)0); 8159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else { 8259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta SerializerRegistration reg = Serializer.getSerializerRegistration(clazz); 8359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (reg == null){ 8459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta logger.log(Level.WARNING, "Unknown class: {0}", clazz); 8559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta throw new IOException(); // prevents message from being serialized 8659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 8759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort(reg.getId()); 8859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 8959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 9059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 9159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private Class<?> readType(ByteBuffer buffer) throws IOException{ 9259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta SerializerRegistration reg = Serializer.readClass(buffer); 9359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (reg == null){ 9459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // either "void" or unknown val 9559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta short id = buffer.getShort(buffer.position()-2); 9659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (id == 0){ 9759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return void.class; 9859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } else{ 9959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta logger.log(Level.WARNING, "Undefined class ID: {0}", id); 10059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta throw new IOException(); // prevents message from being serialized 10159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 10259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 10359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return reg.getType(); 10459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 10559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 10659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeMethod(ByteBuffer buffer, Method method) throws IOException{ 10759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta String name = method.getName(); 10859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Class<?>[] paramTypes = method.getParameterTypes(); 10959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Class<?> returnType = method.getReturnType(); 11059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeString(buffer, name); 11259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeType(buffer, returnType); 11359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)paramTypes.length); 11459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (Class<?> paramType : paramTypes) 11559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeType(buffer, paramType); 11659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 11759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 11859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private MethodDef readMethod(ByteBuffer buffer) throws IOException{ 11959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta String name = readString(buffer); 12059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Class<?> retType = readType(buffer); 12159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int numParams = buffer.get() & 0xff; 12359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Class<?>[] paramTypes = new Class<?>[numParams]; 12459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < numParams; i++){ 12559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta paramTypes[i] = readType(buffer); 12659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 12759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 12859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta MethodDef def = new MethodDef(); 12959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta def.name = name; 13059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta def.paramTypes = paramTypes; 13159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta def.retType = retType; 13259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return def; 13359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 13459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 13559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeObjectDef(ByteBuffer buffer, ObjectDef def) throws IOException{ 13659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort((short)def.objectId); 13759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeString(buffer, def.objectName); 13859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Method[] methods = def.methods; 13959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put( (byte) methods.length ); 14059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (Method method : methods){ 14159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeMethod(buffer, method); 14259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 14359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 14459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private ObjectDef readObjectDef(ByteBuffer buffer) throws IOException{ 14659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ObjectDef def = new ObjectDef(); 14759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 14859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta def.objectId = buffer.getShort(); 14959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta def.objectName = readString(buffer); 15059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 15159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int numMethods = buffer.get() & 0xff; 15259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta MethodDef[] methodDefs = new MethodDef[numMethods]; 15359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < numMethods; i++){ 15459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta methodDefs[i] = readMethod(buffer); 15559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 15659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta def.methodDefs = methodDefs; 15759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return def; 15859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 15959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeObjectDefs(ByteBuffer buffer, RemoteObjectDefMessage defMsg) throws IOException{ 16159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ObjectDef[] defs = defMsg.objects; 16259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put( (byte) defs.length ); 16359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (ObjectDef def : defs) 16459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeObjectDef(buffer, def); 16559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 16659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 16759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private RemoteObjectDefMessage readObjectDefs(ByteBuffer buffer) throws IOException{ 16859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta RemoteObjectDefMessage defMsg = new RemoteObjectDefMessage(); 16959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int numObjs = buffer.get() & 0xff; 17059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ObjectDef[] defs = new ObjectDef[numObjs]; 17159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < numObjs; i++){ 17259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta defs[i] = readObjectDef(buffer); 17359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 17459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta defMsg.objects = defs; 17559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return defMsg; 17659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 17759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 17859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeMethodCall(ByteBuffer buffer, RemoteMethodCallMessage call) throws IOException{ 17959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort((short)call.objectId); 18059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort(call.methodId); 18159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort(call.invocationId); 18259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (call.args == null){ 18359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)0); 18459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 18559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)call.args.length); 18659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 18759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // Right now it writes 0 for every null argument 18859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // and 1 for every non-null argument followed by the serialized 18959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta // argument. For the future, using a bit set should be considered. 19059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (Object obj : call.args){ 19159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (obj != null){ 19259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)0x01); 19359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Serializer.writeClassAndObject(buffer, obj); 19459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 19559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)0x00); 19659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 19759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 19859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 19959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 20059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 20159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private RemoteMethodCallMessage readMethodCall(ByteBuffer buffer) throws IOException{ 20259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta RemoteMethodCallMessage call = new RemoteMethodCallMessage(); 20359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta call.objectId = buffer.getShort(); 20459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta call.methodId = buffer.getShort(); 20559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta call.invocationId = buffer.getShort(); 20659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta int numArgs = buffer.get() & 0xff; 20759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (numArgs > 0){ 20859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Object[] args = new Object[numArgs]; 20959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta for (int i = 0; i < numArgs; i++){ 21059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (buffer.get() == (byte)0x01){ 21159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta args[i] = Serializer.readClassAndObject(buffer); 21259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 21359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 21459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta call.args = args; 21559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 21659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return call; 21759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 21859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 21959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private void writeMethodReturn(ByteBuffer buffer, RemoteMethodReturnMessage ret) throws IOException{ 22059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.putShort(ret.invocationID); 22159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (ret.retVal != null){ 22259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)0x01); 22359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta Serializer.writeClassAndObject(buffer, ret.retVal); 22459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else{ 22559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta buffer.put((byte)0x00); 22659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 22759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 22859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 22959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta private RemoteMethodReturnMessage readMethodReturn(ByteBuffer buffer) throws IOException{ 23059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta RemoteMethodReturnMessage ret = new RemoteMethodReturnMessage(); 23159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ret.invocationID = buffer.getShort(); 23259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (buffer.get() == (byte)0x01){ 23359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta ret.retVal = Serializer.readClassAndObject(buffer); 23459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 23559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return ret; 23659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 23759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 23859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 23959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public <T> T readObject(ByteBuffer data, Class<T> c) throws IOException { 24059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (c == RemoteObjectDefMessage.class){ 24159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return (T) readObjectDefs(data); 24259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if (c == RemoteMethodCallMessage.class){ 24359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return (T) readMethodCall(data); 24459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if (c == RemoteMethodReturnMessage.class){ 24559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return (T) readMethodReturn(data); 24659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 24759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta return null; 24859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 24959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 25059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta @Override 25159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta public void writeObject(ByteBuffer buffer, Object object) throws IOException { 25259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// int p = buffer.position(); 25359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta if (object instanceof RemoteObjectDefMessage){ 25459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta RemoteObjectDefMessage def = (RemoteObjectDefMessage) object; 25559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeObjectDefs(buffer, def); 25659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if (object instanceof RemoteMethodCallMessage){ 25759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta RemoteMethodCallMessage call = (RemoteMethodCallMessage) object; 25859b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeMethodCall(buffer, call); 25959b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta }else if (object instanceof RemoteMethodReturnMessage){ 26059b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta RemoteMethodReturnMessage ret = (RemoteMethodReturnMessage) object; 26159b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta writeMethodReturn(buffer, ret); 26259b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26359b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// p = buffer.position() - p; 26459b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta// System.out.println(object+": uses " + p + " bytes"); 26559b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta } 26659b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta 26759b2e6871c65f58fdad78cd7229c292f6a177578Scott Barta} 268