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Change ChannelInboundMessageHandlerAdapter.beginMessageReceived(..) to return a boolean that will be used to check if data should be processed. See #674

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This commit is contained in:
Norman Maurer 2012-10-23 20:43:58 +02:00
parent f6aeb5ef77
commit 5d51aed846
1 changed files with 16 additions and 2 deletions
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18
transport/src/main/java/io/netty/channel/ChannelInboundMessageHandlerAdapter.java
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@ -28,7 +28,9 @@ public abstract class ChannelInboundMessageHandlerAdapter<I>
@Override
public final void inboundBufferUpdated(ChannelHandlerContext ctx) throws Exception {
beginMessageReceived(ctx);
if (!beginMessageReceived(ctx)) {
return;
}
MessageBuf<I> in = ctx.inboundMessageBuffer();
for (;;) {
@ -46,7 +48,19 @@ public abstract class ChannelInboundMessageHandlerAdapter<I>
endMessageReceived(ctx);
}
public void beginMessageReceived(ChannelHandlerContext ctx) throws Exception { }
/**
* Will get notified once {@link #inboundBufferUpdated(ChannelHandlerContext)} was called.
*
* If this method returns <code>false</code> no further processing of the {@link MessageBuf}
* will be done until the next call of {@link #inboundBufferUpdated(ChannelHandlerContext)}.
*
* This will return <code>true</code> by default, and may get overriden by sub-classes for
* special handling.
*/
public boolean beginMessageReceived(ChannelHandlerContext ctx) throws Exception {
return true;
}
public abstract void messageReceived(ChannelHandlerContext ctx, I msg) throws Exception;
public void endMessageReceived(ChannelHandlerContext ctx) throws Exception { }
}