org.apache.hadoop.contrib.failmon
Class CPUParser

java.lang.Object
  org.apache.hadoop.contrib.failmon.ShellParser
      org.apache.hadoop.contrib.failmon.CPUParser

All Implemented Interfaces:

Monitored

public class CPUParser
extends ShellParser

Objects of this class parse the /proc/cpuinfo file to gather information about present processors in the system.

Constructor Summary

CPUParser()
Constructs a CPUParser

Method Summary

String	getInfo() Return a String with information about this class
EventRecord[]	monitor() Invokes query() to do the parsing and handles parsing errors.
EventRecord	query(String s) Reads and parses /proc/cpuinfo and creates an appropriate EventRecord that holds the desirable information.

Methods inherited from class org.apache.hadoop.contrib.failmon.ShellParser

findAll, findPattern, monitor

Methods inherited from class java.lang.Object

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

Constructor Detail

CPUParser

public CPUParser()

Constructs a CPUParser

Method Detail

query

public EventRecord query(String s)
                  throws Exception

Reads and parses /proc/cpuinfo and creates an appropriate EventRecord that holds the desirable information.

Specified by:

query in class ShellParser

Parameters:

s - unused parameter

Returns:

the EventRecord created

Throws:

Exception

monitor

public EventRecord[] monitor()

Invokes query() to do the parsing and handles parsing errors.

Specified by:

monitor in interface Monitored

Specified by:

monitor in class ShellParser

Returns:

an array of EventRecords that holds one element that represents the current state of /proc/cpuinfo

getInfo

public String getInfo()

Return a String with information about this class

Returns:

A String describing this class