Package org.apache.hadoop.resourceestimator.translator.impl

Class NativeSingleLineParser

java.lang.Object

org.apache.hadoop.resourceestimator.translator.impl.NativeSingleLineParser

All Implemented Interfaces:

SingleLineParser

public class NativeSingleLineParser
extends java.lang.Object
implements SingleLineParser

This sample parser will parse the sample log and extract the resource skyline.

The expected log format is: NormalizedJobName NumInstances SubmitTime StartTime EndTime JobInstanceName memUsage coreUsage

Constructor Summary

Constructors

Constructor	Description
NativeSingleLineParser()

Method Summary

Modifier and Type	Method	Description
void	parseLine(java.lang.String logLine, java.util.Map<java.lang.String,JobMetaData> jobMetas, java.util.Map<RecurrenceId,java.util.List<ResourceSkyline>> skylineRecords)	Parse one line in the log file, extract the ResourceSkylines and store them.

Methods inherited from class java.lang.Object

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

Constructor Detail

NativeSingleLineParser

public NativeSingleLineParser()

Method Detail

parseLine

public void parseLine(java.lang.String logLine,
                      java.util.Map<java.lang.String,JobMetaData> jobMetas,
                      java.util.Map<RecurrenceId,java.util.List<ResourceSkyline>> skylineRecords)
               throws DataFieldNotFoundException,
                      java.text.ParseException

Description copied from interface: SingleLineParser

Parse one line in the log file, extract the ResourceSkylines and store them.

Specified by:

parseLine in interface SingleLineParser

Parameters:

logLine - one line in the log file.

jobMetas - the job metadata collected during parsing.

skylineRecords - the valid ResourceSkylines extracted from the log.

Throws:

DataFieldNotFoundException - if certain data fields are not found in the log.

java.text.ParseException - if it fails to convert date string to unix timestamp successfully.