edu.isi.pegasus.planner.code.generator
Class NetloggerJobMapper

java.lang.Object
  edu.isi.pegasus.planner.code.generator.NetloggerJobMapper

public class NetloggerJobMapper
extends Object

This class can write out the job mappings that link jobs with jobs in the DAX to a Writer stream in the netlogger format.

Version:

$Revision: 3417 $

Author:

Karan Vahi

Field Summary

private LogFormatter	mLogFormatter The handle to the netlogger log formatter.
private LogManager	mLogger The handle to pegasus logger used for run.
static String	NETLOGGER_LOG_FORMATTER_IMPLEMENTOR

Constructor Summary

NetloggerJobMapper(LogManager logger)
The default constructor.

Method Summary

private String	generateLogEvent(Job job, String prefix) Generates a log event message in the netlogger format for a job
private String	getKey(String prefix, String key) Adds a prefix to the key and returns it.
private int	getTaskCount(Job job) Returns the task count for a job.
void	writeOutMappings(Writer writer, ADag dag) Writes out the job mappings for a workflow.

Methods inherited from class java.lang.Object

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

Field Detail

NETLOGGER_LOG_FORMATTER_IMPLEMENTOR

public static final String NETLOGGER_LOG_FORMATTER_IMPLEMENTOR

See Also:

Constant Field Values

mLogFormatter

private LogFormatter mLogFormatter

The handle to the netlogger log formatter.

mLogger

private LogManager mLogger

The handle to pegasus logger used for run.

Constructor Detail

NetloggerJobMapper

public NetloggerJobMapper(LogManager logger)

The default constructor.

Parameters:

logger - the logger instance to use for logging

Method Detail

writeOutMappings

public void writeOutMappings(Writer writer,
                             ADag dag)
                      throws IOException

Writes out the job mappings for a workflow.

Parameters:

writer - the writer stream to which to write out the mappings

dag - the dag for which to write out the mappings

Throws:

IOException

generateLogEvent

private String generateLogEvent(Job job,
                                String prefix)

Generates a log event message in the netlogger format for a job

Parameters:

job - the job

prefix - prefix if any to add to the keys

Returns:

netlogger formatted message

getKey

private String getKey(String prefix,
                      String key)

Adds a prefix to the key and returns it.

Parameters:

prefix - the prefix to be added

key - the key

Returns:

the key with prefix added.

getTaskCount

private int getTaskCount(Job job)

Returns the task count for a job. The task count is the number of jobs associated with the job in the DAX

Parameters:

job -

Returns:

task count