LogEventHandler.java

package com.manning.nettyinaction.chapter13;

import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.SimpleChannelInboundHandler;

/**
 * @author <a href="mailto:norman.maurer@googlemail.com">Norman Maurer</a>
 */
public class LogEventHandler extends SimpleChannelInboundHandler<LogEvent> {

    @Override
    public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) throws Exception {
        cause.printStackTrace();
        ctx.close();
    }

    @Override
    public void channelRead0(ChannelHandlerContext channelHandlerContext, LogEvent event) throws Exception {
        StringBuilder builder = new StringBuilder();
        builder.append(event.getReceivedTimestamp());
        builder.append(" [");
        builder.append(event.getSource().toString());
        builder.append("] [");
        builder.append(event.getLogfile());
        builder.append("] : ");
        builder.append(event.getMsg());

        System.out.println(builder.toString());
    }
}