add some debug logging and wrapper

build.gradle

@@ -264,3 +264,5 @@ task showResults(type:Exec) {
     //        logger.error(output)
     //    }
 }    
+task wrapper(type: Wrapper) {
+}

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Tue May 28 11:29:17 IDT 2013
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists
+distributionUrl=http\://services.gradle.org/distributions-snapshots/gradle-1.5-20130302103424+0000-bin.zip

gradlew

@@ -0,0 +1,164 @@
+#!/usr/bin/env bash
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS=""
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn ( ) {
+    echo "$*"
+}
+
+die ( ) {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+esac
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched.
+if $cygwin ; then
+    [ -n "$JAVA_HOME" ] && JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+fi
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >&-
+APP_HOME="`pwd -P`"
+cd "$SAVED" >&-
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=$((i+1))
+    done
+    case $i in
+        (0) set -- ;;
+        (1) set -- "$args0" ;;
+        (2) set -- "$args0" "$args1" ;;
+        (3) set -- "$args0" "$args1" "$args2" ;;
+        (4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        (5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        (6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        (7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        (8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        (9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Split up the JVM_OPTS And GRADLE_OPTS values into an array, following the shell quoting and substitution rules
+function splitJvmOpts() {
+    JVM_OPTS=("$@")
+}
+eval splitJvmOpts $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS
+JVM_OPTS[${#JVM_OPTS[*]}]="-Dorg.gradle.appname=$APP_BASE_NAME"
+
+exec "$JAVACMD" "${JVM_OPTS[@]}" -classpath "$CLASSPATH" org.gradle.wrapper.GradleWrapperMain "$@"

gradlew.bat

@@ -0,0 +1,90 @@
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS=
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto init
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto init
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:init
+@rem Get command-line arguments, handling Windowz variants
+
+if not "%OS%" == "Windows_NT" goto win9xME_args
+if "%@eval[2+2]" == "4" goto 4NT_args
+
+:win9xME_args
+@rem Slurp the command line arguments.
+set CMD_LINE_ARGS=
+set _SKIP=2
+
+:win9xME_args_slurp
+if "x%~1" == "x" goto execute
+
+set CMD_LINE_ARGS=%*
+goto execute
+
+:4NT_args
+@rem Get arguments from the 4NT Shell from JP Software
+set CMD_LINE_ARGS=%$
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

src/main/java/co/paralleluniverse/galaxy/core/Message.java

@@ -25,6 +25,7 @@
 import co.paralleluniverse.common.util.Enums;
 import co.paralleluniverse.galaxy.Store;
 import co.paralleluniverse.galaxy.Store.InvokeOnLine;
+import co.paralleluniverse.galaxy.netty.MessagePacketCodec;
 import com.google.common.collect.ImmutableList;
 import com.google.common.primitives.Ints;
 import java.io.ByteArrayInputStream;
@@ -44,12 +45,14 @@
 import java.util.List;
 import java.util.logging.Level;
 import java.util.logging.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  *
  * @author pron
  */
 public class Message implements Streamable, Externalizable, Cloneable {
+    private static final org.slf4j.Logger LOG = LoggerFactory.getLogger(Message.class);
     public static enum Type {
         GET, GETX, INV, INVACK, PUT, PUTX, DEL, CHNGD_OWNR, NOT_FOUND, TIMEOUT,
         INVOKE, INVRES,
@@ -193,6 +196,7 @@ public static Message fromByteArray(byte[] array) {
 
     public static Message fromByteBuffer(ByteBuffer buffer) {
         final Type type = Type.values()[buffer.get()];
+        LOG.debug("from bb type:" +type.name());
         final Message message = newMessage(type);
         message.read(buffer);
         return message;
@@ -506,6 +510,7 @@ public void read(byte[] array, int offset) {
      * @return
      */
     public ByteBuffer[] toByteBuffers() {
+        LOG.debug("to bb type "+type.name());
         final ByteBuffer buffer0 = ByteBuffer.allocate(size1() + 2 * getNumDataBuffers());
         Persistables.persistable(streamableNoBuffers()).write(buffer0);
         for (int i = 0; i < getNumDataBuffers(); i++)

src/main/java/co/paralleluniverse/galaxy/netty/MessagePacket.java

@@ -24,6 +24,8 @@
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.Iterator;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  *
@@ -35,6 +37,7 @@ public class MessagePacket implements Iterable<Message>, Cloneable {
     private transient boolean multicast;
     private transient long timestamp;
     private ArrayList<Message> messages = new ArrayList<Message>();
+    private static final Logger LOG = LoggerFactory.getLogger(MessagePacket.class);
 
     public void setTimestamp(long timestamp) {
         this.timestamp = timestamp;
@@ -178,8 +181,11 @@ public ByteBuffer[] toByteBuffers() {
     }
 
     public void fromByteBuffer(ByteBuffer buffer) {
-        while (buffer.hasRemaining())
-            addMessage(Message.fromByteBuffer(buffer));
+        while (buffer.hasRemaining()) {
+            final Message fromByteBuffer = Message.fromByteBuffer(buffer);
+            LOG.debug("decoded "+fromByteBuffer);
+            addMessage(fromByteBuffer);
+        }
     }
 
     public short getNode() {

src/main/java/co/paralleluniverse/galaxy/netty/MessagePacketCodec.java

@@ -19,29 +19,42 @@
  */
 package co.paralleluniverse.galaxy.netty;
 
+import java.nio.ByteBuffer;
 import org.jboss.netty.buffer.ChannelBuffer;
 import org.jboss.netty.buffer.ChannelBuffers;
 import org.jboss.netty.channel.Channel;
 import org.jboss.netty.channel.ChannelHandler;
 import org.jboss.netty.channel.ChannelHandlerContext;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  *
  * @author pron
  */
 @ChannelHandler.Sharable
 public class MessagePacketCodec extends OneToOneCodec {
+    private static final Logger LOG = LoggerFactory.getLogger(MessagePacketCodec.class);
+
     @Override
     protected Object encode(ChannelHandlerContext ctx, Channel channel, Object msg) throws Exception {
         final MessagePacket packet = (MessagePacket) msg;
-        return ChannelBuffers.wrappedBuffer(packet.toByteBuffers());
+        final ByteBuffer[] toByteBuffers = packet.toByteBuffers();
+        int size=0;
+        for (ByteBuffer byteBuffer : toByteBuffers) {
+            size+=byteBuffer.remaining();
+        }
+        LOG.info("encoding size "+size+ " "+packet);
+        return ChannelBuffers.wrappedBuffer(toByteBuffers);
     }
 
     @Override
     protected Object decode(ChannelHandlerContext ctx, Channel channel, Object msg) throws Exception {
         final ChannelBuffer buffer = (ChannelBuffer) msg;
         final MessagePacket packet = new MessagePacket();
-        packet.fromByteBuffer(buffer.toByteBuffer());
+        final ByteBuffer toByteBuffer = buffer.toByteBuffer();
+        LOG.info("decoding size "+toByteBuffer.remaining());
+        packet.fromByteBuffer(toByteBuffer);
         return packet;
     }
 }