Package org.apache.hadoop.yarn.logaggregation

Class ExtendedLogMetaRequest.ComparisonExpression

java.lang.Object

org.apache.hadoop.yarn.logaggregation.ExtendedLogMetaRequest.ComparisonExpression

Enclosing class:

ExtendedLogMetaRequest

public static class ExtendedLogMetaRequest.ComparisonExpression
extends java.lang.Object

Wraps a comparison logic based on a stringified expression. The format of the expression is: >value = is greater than value <value = is lower than value value = is equal to value

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	GREATER_OPERATOR
static java.lang.String	LESSER_OPERATOR

Constructor Summary

Constructors

Constructor	Description
ComparisonExpression(java.lang.String expression)

Method Summary

Modifier and Type	Method	Description
boolean	match(java.lang.Long value)
boolean	match(java.lang.Long value, boolean defaultValue)	Test the given value with the defined comparison functions based on stringified expression.
boolean	match(java.lang.String value)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

GREATER_OPERATOR

public static final java.lang.String GREATER_OPERATOR

See Also:

Constant Field Values

LESSER_OPERATOR

public static final java.lang.String LESSER_OPERATOR

See Also:

Constant Field Values

Constructor Detail

ComparisonExpression

public ComparisonExpression(java.lang.String expression)

Method Detail

match

public boolean match(java.lang.String value)

match

public boolean match(java.lang.Long value)

match

public boolean match(java.lang.Long value,
                     boolean defaultValue)

Test the given value with the defined comparison functions based on stringified expression.

Parameters:

value - value to test with

defaultValue - value to return when no expression was defined

Returns:

comparison test result or the given default value

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object