I have this, should be helpful
org.apache.mina.filter.codec.ProtocolDecoderException:
java.lang.NullPointerException (Hexdump: 3C 72 65 73 70 6F 6E 73 65 20 61 3D
22 67 65 74 4C 69 73 74 54 61 62 6C 65 73 22 20 74 3D 22 61 61 37 31 45 79
35 4E 71 6B 77 6C 56 4B 47 76 35 34 6E 7A 6B 37 35 6D 36 43 51 41 6B 35 38
4E 22 20 70 6C 72 3D 22 35 35 34 35 22 20 72 6F 6F 6D 3D 22 30 22 2F 3E 0A
00)
at
org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:235)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:434)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:46)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:793)
at
org.apache.mina.core.filterchain.IoFilterEvent.fire(IoFilterEvent.java:71)
at org.apache.mina.core.session.IoEvent.run(IoEvent.java:63)
at
org.apache.mina.filter.executor.OrderedThreadPoolExecutor$Worker.runTask(OrderedThreadPoolExecutor.java:780)
at
org.apache.mina.filter.executor.OrderedThreadPoolExecutor$Worker.runTasks(OrderedThreadPoolExecutor.java:772)
at
org.apache.mina.filter.executor.OrderedThreadPoolExecutor$Worker.run(OrderedThreadPoolExecutor.java:714)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NullPointerException
at
org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:225)
... 9 more
15:57:32,085 ERROR {pool-3-thread-1} Connector:20 - exceptionCaught :
(0x00000074: nio socket, server, null => /208.10.148.175:49325) -
java.lang.NullPointerException (Hexdump: 3C 72 65 73 70 6F 6E 73 65 20
61 3D 22 67 65 74 4C 69 73 74 54 61 62 6C 65 73 22 20 74 3D 22 61 61 37 31
45 79 35 4E 71 6B 77 6C 56 4B 47 76 35 34 6E 7A 6B 37 35 6D 36 43 51 41 6B
35 38 4E 22 20 70 6C 72 3D 22 35 35 34 35 22 20 72 6F 6F
6D 3D 22 30 22 2F 3E 0A 00)
org.apache.mina.filter.codec.ProtocolDecoderException:
java.lang.NullPointerException (Hexdump: 3C 72 65 73 70 6F 6E 73 65 20 61 3D
22 67 65 74 4C 69 73 74 54 61 62 6C 65 73 22 20 74 3D 22 61 61 37 31 45 79
35 4E 71 6B 77 6C 56 4B 47 76 35 34 6E 7A 6B 37 35 6D 36 43 51 41 6B 35 38
4E 22 20 70 6C 72 3D 22 35 35 34 35 22 20 72 6F 6F 6D 3D 22 30 22 2F 3E 0A
00)
at
org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:235)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:434)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:46)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:793)
at
org.apache.mina.core.filterchain.IoFilterEvent.fire(IoFilterEvent.java:71)
at org.apache.mina.core.session.IoEvent.run(IoEvent.java:63)
at
org.apache.mina.filter.executor.OrderedThreadPoolExecutor$Worker.runTask(OrderedThreadPoolExecutor.java:780)
at
org.apache.mina.filter.executor.OrderedThreadPoolExecutor$Worker.runTasks(OrderedThreadPoolExecutor.java:772)
at
org.apache.mina.filter.executor.OrderedThreadPoolExecutor$Worker.run(OrderedThreadPoolExecutor.java:714)
at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.NullPointerException
at
org.apache.mina.filter.codec.ProtocolCodecFilter.messageReceived(ProtocolCodecFilter.java:225)
... 9 more
2010/9/22 FLV <[email protected]>
> Hi,
> in my application i am using
>
> *chain.addLast("readExecutor", new ExecutorFilter(new
> OrderedThreadPoolExecutor(), IoEventType.MESSAGE_RECEIVED));
>
> chain.addLast("codec", new ProtocolCodecFilter(new
> FlashCrossdomainCodec()));
>
> //OrderedThreadPoolExecutor writerThreadPool = new
> OrderedThreadPoolExecutor();
> chain.addLast("writeExecutor", new ExecutorFilter(new
> **OrderedThreadPoolExecutor(),
> IoEventType.WRITE));*
>
>
> and i receive a lot of this *ProtocolDecoderException*
>
> *org.apache.mina.filter.codec.ProtocolDecoderException*:
> java.lang.NullPointerException (Hexdump: 3C 72 65 73 70 6F 6E 73 65 20 61 3D
> 22 6C 65 61 76 65 47 61 6D 65 22 20 74 3D 22 6C 71 4F 74 4E 73 42 6E 67 78
> 62 5A 65 72 4B 4D 55 6A 55 73 46 4B 52 6D 6A 42 53 31 5A 4E 41 61 22 20 74
> 62 6C 3D 22 33 22 20 70 6C 72 3D 22 31 31 37 34 33 22 3E 3C 6C 65 61 76 65
> 47 61 6D 65 2F 3E 3C 2F 72 65 73 70 6F 6E 73 65 3E 0A 00)
> Caused by: java.lang.NullPointerException
> *14:10:21,167 ERROR {pool-3-thread-8}* Connector:20 - exceptionCaught :
> (0x00000125: nio socket, server, null => /208.10.135.175:64172) -
> java.lang.NullPointerException (Hexdump: 3C 72 65 73 70 6F 6E 73 65 20 61 3D
> 22 67 65 74 4C 69 73 74 54 61 62 6C 65 73 22 20 74 3D 22 45 79 68 4E 36 56
> 6B 49 77 65 55 6F 45 48 47 44 34 7A 75 58 73 49 42 58 75 79 63 4C 57 42 33
> 74 22 20 70 6C 72 3D 22 31 30 35 35 33 22 20 72 6F 6F 6D 3D 22 30 22 2F 3E
> 0A 00)
> *org.apache.mina.filter.codec.ProtocolDecoderException*:
> java.lang.NullPointerException (Hexdump: 3C 72 65 73 70 6F 6E 73 65 20 61 3D
> 22 67 65 74 4C 69 73 74 54 61 62 6C 65 73 22 20 74 3D 22 45 79 68 4E 36 56
> 6B 49 77 65 55 6F 45 48 47 44 34 7A 75 58 73 49 42 58 75 79 63 4C 57 42 33
> 74 22 20 70 6C 72 3D 22 31 30 35 35 33 22 20 72 6F 6F 6D 3D 22 30 22 2F 3E
> 0A 00)
> Caused by: java.lang.NullPointerException
>
> and my decoder is:
>
> *
> public class FlashCrossdomainDecoder extends CumulativeProtocolDecoder {
> protected CharsetDecoder decoder;
> private static final Logger log =
> LoggerFactory.getLogger(FlashCrossdomainDecoder.class);
>
> public FlashCrossdomainDecoder() {
> //decoder = Charset.forName("UTF-8").newDecoder();
> decoder = Charset.defaultCharset().newDecoder();
> }
>
> @Override
> protected boolean doDecode(IoSession session, IoBuffer in,
> ProtocolDecoderOutput out) throws Exception {
> int start = in.position();
> while (in.hasRemaining()) {
> byte current = in.get();
> if (current == '\0') {
> int position = in.position();
> int limit = in.limit();
> try {
> in.position(start);
> in.limit(position);
> String res = (in.slice().getString(this.decoder));
> out.write(res);
> log.debug("[doDecode] SENT=" + res.trim());
> } finally {
> in.position(position);
> in.limit(limit);
> }
> return true;
> }
> }
> in.position(start);
> return false;
> }
> }*
>
>
> do you think something is wrong ?
>
> Thanks for your work, it is amazing
>
> Francesco
>
