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[#1657] Log content of ByteBufHolder

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This commit is contained in:
Norman Maurer 2013-07-29 20:57:33 +02:00
parent 4222610b2a
commit 9da81acec1
1 changed files with 13 additions and 0 deletions
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13
handler/src/main/java/io/netty/handler/logging/LoggingHandler.java
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@ -16,6 +16,7 @@
package io.netty.handler.logging;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufHolder;
import io.netty.channel.ChannelDuplexHandler;
import io.netty.channel.ChannelHandler;
import io.netty.channel.ChannelHandler.Sharable;
@ -319,6 +320,8 @@ public class LoggingHandler extends ChannelDuplexHandler {
protected String formatMessage(String eventName, Object msg) {
if (msg instanceof ByteBuf) {
return formatByteBuf(eventName, (ByteBuf) msg);
} else if (msg instanceof ByteBufHolder) {
return formatByteBufHolder(eventName, (ByteBufHolder) msg);
} else {
return formatNonByteBuf(eventName, msg);
}
@ -384,4 +387,14 @@ public class LoggingHandler extends ChannelDuplexHandler {
protected String formatNonByteBuf(String eventName, Object msg) {
return eventName + ": " + msg;
}
/**
* Returns a String which contains all details to log the {@link ByteBufHolder}.
*
* By default this method just delegates to {@link #formatByteBuf(String, ByteBuf)},
* using the content of the {@link ByteBufHolder}. Sub-classes may override this.
*/
protected String formatByteBufHolder(String eventName, ByteBufHolder msg) {
return formatByteBuf(eventName, msg.content());
}
}