[nioEventLoopGroup-1-2] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame opCode=8
[nioEventLoopGroup-1-2] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame length=2
[nioEventLoopGroup-1-2] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameEncoder - Encoding WebSocket Frame opCode=8 length=2
[nioEventLoopGroup-1-1] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame opCode=8
[nioEventLoopGroup-1-1] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame length=2
[nioEventLoopGroup-1-1] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameEncoder - Encoding WebSocket Frame opCode=8 length=2
[nioEventLoopGroup-1-0] DEBUG io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker - [id: 0x88be5c4c, /127.0.0.1:41270 => /127.0.0.1:7777] WebSocket version V13 server handshake
[nioEventLoopGroup-1-0] DEBUG io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker - WebSocket version 13 server handshake key: NUP1tzVS4bqlWGfVxYcv6g==, response: g6vI7OFzaxl+PSNSe4LrFcVaCgA=
[nioEventLoopGroup-1-3] DEBUG io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker - [id: 0xa4cc7b1d, /127.0.0.1:41269 => /127.0.0.1:7777] WebSocket version V13 server handshake
[nioEventLoopGroup-1-3] DEBUG io.netty.handler.codec.http.websocketx.WebSocketServerHandshaker - WebSocket version 13 server handshake key: 0KRX+dPAez3XiGbvXCHTrQ==, response: PBKDAByN8EhuLJ54/UtpuAa3ydQ=
[nioEventLoopGroup-1-3] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame opCode=1
[nioEventLoopGroup-1-3] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame length=125
[nioEventLoopGroup-1-0] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame opCode=1
[nioEventLoopGroup-1-0] DEBUG io.netty.handler.codec.http.websocketx.WebSocket08FrameDecoder - Decoding WebSocket Frame length=82
[nioEventLoopGroup-1-3] INFO org.jboss.aerogear.diffsync.DiffSyncHandler - Doc:{"msgType":"add","id":"efc5393e-4de0-40f2-8334-f3c6c4c937c3","clientId":"client1","content":"Do or do not, there is no try."}
[nioEventLoopGroup-1-0] INFO org.jboss.aerogear.diffsync.DiffSyncHandler - Doc:{"msgType":"add","id":"efc5393e-4de0-40f2-8334-f3c6c4c937c3","clientId":"client2"}
[nioEventLoopGroup-1-0] ERROR org.jboss.aerogear.diffsync.DiffSyncHandler - Caught exception
[nioEventLoopGroup-1-3] INFO org.jboss.aerogear.diffsync.server.ServerSyncEngine - Document with id [efc5393e-4de0-40f2-8334-f3c6c4c937c3] already exists.
[nioEventLoopGroup-1-3] ERROR org.jboss.aerogear.diffsync.DiffSyncHandler - Caught exception
java.lang.IllegalArgumentException: Null inputs. (diffMain)
at org.jboss.aerogear.sync.common.DiffMatchPatch.diffMain(DiffMatchPatch.java:273)
at org.jboss.aerogear.sync.common.DiffMatchPatch.diffMain(DiffMatchPatch.java:254)
at org.jboss.aerogear.sync.common.DiffMatchPatch.diffMain(DiffMatchPatch.java:233)
at org.jboss.aerogear.diffsync.server.DefaultServerSynchronizer.serverDiff(DefaultServerSynchronizer.java:58)
at org.jboss.aerogear.diffsync.server.ServerSyncEngine.serverDiff(ServerSyncEngine.java:236)
at org.jboss.aerogear.diffsync.server.ServerSyncEngine.addDocument(ServerSyncEngine.java:69)
at org.jboss.aerogear.diffsync.DiffSyncHandler.addDocument(DiffSyncHandler.java:92)
at org.jboss.aerogear.diffsync.DiffSyncHandler.messageReceived(DiffSyncHandler.java:68)
at org.jboss.aerogear.diffsync.DiffSyncHandler.messageReceived(DiffSyncHandler.java:1)
at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.channel.ChannelHandlerAdapter.channelRead(ChannelHandlerAdapter.java:143)
at io.netty.handler.codec.http.websocketx.Utf8FrameValidator.channelRead(Utf8FrameValidator.java:86)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$1.channelRead(WebSocketServerProtocolHandler.java:149)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:162)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:896)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:126)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:514)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:471)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:385)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:351)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:122)
at io.netty.util.internal.chmv8.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1412)
at io.netty.util.internal.chmv8.ForkJoinTask.doExec(ForkJoinTask.java:280)
at io.netty.util.internal.chmv8.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:877)
at io.netty.util.internal.chmv8.ForkJoinPool.scan(ForkJoinPool.java:1706)
at io.netty.util.internal.chmv8.ForkJoinPool.runWorker(ForkJoinPool.java:1661)
at io.netty.util.internal.chmv8.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:126)
java.lang.IllegalArgumentException: Null inputs. (diffMain)
at org.jboss.aerogear.sync.common.DiffMatchPatch.diffMain(DiffMatchPatch.java:273)
at org.jboss.aerogear.sync.common.DiffMatchPatch.diffMain(DiffMatchPatch.java:254)
at org.jboss.aerogear.sync.common.DiffMatchPatch.diffMain(DiffMatchPatch.java:233)
at org.jboss.aerogear.diffsync.server.DefaultServerSynchronizer.serverDiff(DefaultServerSynchronizer.java:58)
at org.jboss.aerogear.diffsync.server.ServerSyncEngine.serverDiff(ServerSyncEngine.java:236)
at org.jboss.aerogear.diffsync.server.ServerSyncEngine.addDocument(ServerSyncEngine.java:64)
at org.jboss.aerogear.diffsync.DiffSyncHandler.addDocument(DiffSyncHandler.java:92)
at org.jboss.aerogear.diffsync.DiffSyncHandler.messageReceived(DiffSyncHandler.java:68)
at org.jboss.aerogear.diffsync.DiffSyncHandler.messageReceived(DiffSyncHandler.java:1)
at io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.channel.ChannelHandlerAdapter.channelRead(ChannelHandlerAdapter.java:143)
at io.netty.handler.codec.http.websocketx.Utf8FrameValidator.channelRead(Utf8FrameValidator.java:86)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.handler.codec.http.websocketx.WebSocketServerProtocolHandler$1.channelRead(WebSocketServerProtocolHandler.java:149)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:162)
at io.netty.channel.ChannelHandlerInvokerUtil.invokeChannelReadNow(ChannelHandlerInvokerUtil.java:83)
at io.netty.channel.DefaultChannelHandlerInvoker.invokeChannelRead(DefaultChannelHandlerInvoker.java:153)
at io.netty.channel.PausableChannelEventExecutor.invokeChannelRead(PausableChannelEventExecutor.java:86)
at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:390)
at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:896)
at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:126)
at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:514)
at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:471)
at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:385)
at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:351)
at io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:122)
at io.netty.util.internal.chmv8.ForkJoinTask$RunnableExecuteAction.exec(ForkJoinTask.java:1412)
at io.netty.util.internal.chmv8.ForkJoinTask.doExec(ForkJoinTask.java:280)
at io.netty.util.internal.chmv8.ForkJoinPool$WorkQueue.runTask(ForkJoinPool.java:877)
at io.netty.util.internal.chmv8.ForkJoinPool.scan(ForkJoinPool.java:1706)
at io.netty.util.internal.chmv8.ForkJoinPool.runWorker(ForkJoinPool.java:1661)
at io.netty.util.internal.chmv8.ForkJoinWorkerThread.run(ForkJoinWorkerThread.java:126)
