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Fix NPE which is triggered if the destory method is called

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before channelOpen(..). See #143
This commit is contained in:
Norman Maurer 2012-01-07 19:42:00 +01:00
parent 521bf83d0f
commit 7c412848ef
1 changed files with 17 additions and 11 deletions
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28
handler/src/main/java/io/netty/handler/timeout/IdleStateHandler.java
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@ -309,17 +309,23 @@ public class IdleStateHandler extends SimpleChannelUpstreamHandler
private void destroy(ChannelHandlerContext ctx) {
State state = (State) ctx.getAttachment();
if (state.readerIdleTimeout != null) {
state.readerIdleTimeout.cancel();
state.readerIdleTimeout = null;
}
if (state.writerIdleTimeout != null) {
state.writerIdleTimeout.cancel();
state.writerIdleTimeout = null;
}
if (state.allIdleTimeout != null) {
state.allIdleTimeout.cancel();
state.allIdleTimeout = null;
// Check if the state was set before, it may not if the destroy method was called before the
// channelOpen(...) method.
//
// See #143
if (state != null) {
if (state.readerIdleTimeout != null) {
state.readerIdleTimeout.cancel();
state.readerIdleTimeout = null;
}
if (state.writerIdleTimeout != null) {
state.writerIdleTimeout.cancel();
state.writerIdleTimeout = null;
}
if (state.allIdleTimeout != null) {
state.allIdleTimeout.cancel();
state.allIdleTimeout = null;
}
}
}