Hi Mina users,

I've encountered a strange NPE when attempting to use Mina 2.0.7 on
Android.  When not using an SslFilter, everything is great; with SSL, the
app hangs during the handshake, and eventually crashes with an NPE inside
of SslHandler.

I've attempted to track down the issue, but haven't had much luck; it's not
clear to me at the moment how to go about debugging the
SslFilter/SslHandler interactions.  Has anyone else had success using Mina
+ SSL on Android?  If so, what's the secret?

I appreciate any insight you can offer.

Thanks,
Ben

Below is the relevant stack trace:
EXCEPTION :
java.lang.NullPointerException
at org.apache.mina.filter.ssl.SslHandler.fetchAppBuffer(SslHandler.java:389)
at
org.apache.mina.filter.ssl.SslFilter.handleAppDataRead(SslFilter.java:702)
at org.apache.mina.filter.ssl.SslFilter.handleSslData(SslFilter.java:697)
at org.apache.mina.filter.ssl.SslFilter.messageReceived(SslFilter.java:471)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.access$1200(DefaultIoFilterChain.java:47)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain$EntryImpl$1.messageReceived(DefaultIoFilterChain.java:765)
at
org.apache.mina.core.filterchain.IoFilterAdapter.messageReceived(IoFilterAdapter.java:109)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.callNextMessageReceived(DefaultIoFilterChain.java:417)
at
org.apache.mina.core.filterchain.DefaultIoFilterChain.fireMessageReceived(DefaultIoFilterChain.java:410)
at
org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:710)
at
org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:664)
at
org.apache.mina.core.polling.AbstractPollingIoProcessor.process(AbstractPollingIoProcessor.java:653)
at
org.apache.mina.core.polling.AbstractPollingIoProcessor.access$600(AbstractPollingIoProcessor.java:67)
at
org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:1124)
at
org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
at java.lang.Thread.run(Thread.java:856)

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