com.wavefront.ingester.graphite

Class GraphiteDecoder

java.lang.Object

io.netty.channel.ChannelHandlerAdapter

io.netty.channel.ChannelInboundHandlerAdapter

io.netty.handler.codec.MessageToMessageDecoder<String>

com.wavefront.ingester.graphite.GraphiteDecoder

All Implemented Interfaces:

io.netty.channel.ChannelHandler, io.netty.channel.ChannelInboundHandler

public class GraphiteDecoder
extends io.netty.handler.codec.MessageToMessageDecoder<String>

Take a line describing a metric defined as:

[metric name] [metric value] [timestamp]? [tags]

User: sam Date: 7/12/13 Time: 8:10 PM

Nested Class Summary

Nested classes/interfaces inherited from interface io.netty.channel.ChannelHandler

io.netty.channel.ChannelHandler.Sharable

Constructor Summary

Constructors

Constructor and Description
GraphiteDecoder()
GraphiteDecoder(String hostName)

Method Summary

Methods

Modifier and Type	Method and Description
void	decode(io.netty.channel.ChannelHandlerContext ctx, String msg, List<Object> out)
void	decodeReportPoints(String msg, List<ReportPoint> out) Decode graphite points and dump them into an output array.
void	decodeReportPoints(String msg, List<ReportPoint> out, String customerId) Decode graphite points and dump them into an output array.
static String	unquote(String text)

Methods inherited from class io.netty.handler.codec.MessageToMessageDecoder

acceptInboundMessage, channelRead

Methods inherited from class io.netty.channel.ChannelInboundHandlerAdapter

channelActive, channelInactive, channelReadComplete, channelRegistered, channelUnregistered, channelWritabilityChanged, exceptionCaught, userEventTriggered

Methods inherited from class io.netty.channel.ChannelHandlerAdapter

handlerAdded, handlerRemoved, isSharable

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.netty.channel.ChannelHandler

handlerAdded, handlerRemoved

Constructor Detail

GraphiteDecoder

public GraphiteDecoder()

GraphiteDecoder

public GraphiteDecoder(String hostName)

Method Detail

decodeReportPoints

public void decodeReportPoints(String msg,
                      List<ReportPoint> out,
                      String customerId)

Decode graphite points and dump them into an output array. The supplied customer id will be set and no customer id extraction will be attempted.

Parameters:

msg - Message to parse.

out - List to output the parsed point.

customerId - The customer id to use as the table for the result ReportPoint.

decodeReportPoints

public void decodeReportPoints(String msg,
                      List<ReportPoint> out)

Decode graphite points and dump them into an output array. The customer id would be parsed out of the metric name.

Parameters:

msg - Message to parse.

out - List to output the parsed point.

decode

public void decode(io.netty.channel.ChannelHandlerContext ctx,
          String msg,
          List<Object> out)
            throws Exception

Specified by:

decode in class io.netty.handler.codec.MessageToMessageDecoder<String>

Throws:

Exception

unquote

public static String unquote(String text)