org.eclipse.persistence.jpa.jpql.parser

Class NullComparisonExpressionFactory

java.lang.Object

org.eclipse.persistence.jpa.jpql.parser.ExpressionFactory

org.eclipse.persistence.jpa.jpql.parser.NullComparisonExpressionFactory

All Implemented Interfaces:

java.lang.Comparable<ExpressionFactory>

public final class NullComparisonExpressionFactory
extends ExpressionFactory

This NullComparisonExpressionFactory creates a new NullComparisonExpression when the portion of the query to parse starts with IS NULL or IS NOT NULL.

Since:

2.3

Version:

2.4

Author:

Pascal Filion

See Also:

NullComparisonExpression

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	ID The unique identifier of this NullComparisonExpression.

Constructor Summary

Constructors

Constructor and Description
NullComparisonExpressionFactory() Creates a new NullComparisonExpressionFactory.

Method Summary

Methods inherited from class org.eclipse.persistence.jpa.jpql.parser.ExpressionFactory

compareTo, equals, getExpressionRegistry, getFallBackExpressionFactoryId, getId, hashCode, identifiers, setFallBackExpressionFactory, toString

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Field Detail

ID

public static final java.lang.String ID

The unique identifier of this NullComparisonExpression.

See Also:

Constant Field Values

Constructor Detail

NullComparisonExpressionFactory

public NullComparisonExpressionFactory()

Creates a new NullComparisonExpressionFactory.