org.apache.hadoop.yarn.util.constraint

Class PlacementConstraintParser.ConstraintParser

java.lang.Object

org.apache.hadoop.yarn.util.constraint.PlacementConstraintParser.ConstraintParser

Direct Known Subclasses:

PlacementConstraintParser.CardinalityConstraintParser, PlacementConstraintParser.ConjunctionConstraintParser, PlacementConstraintParser.NodeConstraintParser, PlacementConstraintParser.TargetConstraintParser

Enclosing class:

PlacementConstraintParser

public abstract static class PlacementConstraintParser.ConstraintParser
extends Object

Constraint Parser used to parse placement constraints from a given expression.

Constructor Summary

Constructors

Constructor and Description
ConstraintParser(PlacementConstraintParser.ConstraintTokenizer tk)

Method Summary

Modifier and Type	Method and Description
abstract PlacementConstraint.AbstractConstraint	parse()
PlacementConstraint.AbstractConstraint	tryParse()

Methods inherited from class java.lang.Object

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

Constructor Detail

ConstraintParser

public ConstraintParser(PlacementConstraintParser.ConstraintTokenizer tk)

Method Detail

tryParse

public PlacementConstraint.AbstractConstraint tryParse()

parse

public abstract PlacementConstraint.AbstractConstraint parse()
                                                      throws PlacementConstraintParseException

Throws:

PlacementConstraintParseException