org.apache.hadoop.contrib.failmon

Class SerializedRecord

java.lang.Object

org.apache.hadoop.contrib.failmon.SerializedRecord

public class SerializedRecord
extends Object

Objects of this class hold the serialized representations of EventRecords. A SerializedRecord is essentially an EventRecord with all its property values converted to strings. It also provides some convenience methods for printing the property fields in a more readable way.

Constructor Summary

Constructors

Constructor and Description
SerializedRecord(EventRecord source) Create the SerializedRecord given an EventRecord.

Method Summary

Methods

Modifier and Type	Method and Description
static void	arrangeKeys(ArrayList<String> keys) Arrange the keys to provide a more readable printing order: first goes the timestamp, then the hostname and then the type, followed by all other keys found.
String	get(String fieldName) Get the value of a property of the EventRecord.
boolean	isValid() Check if the SerializedRecord is a valid one, i.e., whether it represents meaningful metric values.
void	set(String fieldName, String fieldValue) Set the value of a property of the EventRecord.
String	toString() Creates and returns a string reperssentation of the object

Methods inherited from class java.lang.Object

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

Constructor Detail

SerializedRecord

public SerializedRecord(EventRecord source)

Create the SerializedRecord given an EventRecord.

Method Detail

set

public void set(String fieldName,
       String fieldValue)

Set the value of a property of the EventRecord.

Parameters:

fieldName - the name of the property to set

fieldValue - the value of the property to set

get

public String get(String fieldName)

Get the value of a property of the EventRecord. If the property with the specific key is not found, null is returned.

Parameters:

fieldName - the name of the property to get.

arrangeKeys

public static void arrangeKeys(ArrayList<String> keys)

Arrange the keys to provide a more readable printing order: first goes the timestamp, then the hostname and then the type, followed by all other keys found.

Parameters:

keys - The input ArrayList of keys to re-arrange.

isValid

public boolean isValid()

Check if the SerializedRecord is a valid one, i.e., whether it represents meaningful metric values.

Returns:

true if the EventRecord is a valid one, false otherwise.

toString

public String toString()

Creates and returns a string reperssentation of the object

Overrides:

toString in class Object

Returns:

a String representing the object