org.eclipse.persistence.internal.jpa.parsing

public Class NullComparisonNode

Class Inheritance

extends SimpleConditionalExpressionNode

Imports

org.eclipse.persistence.expressions.*

INTERNAL

Purpose: This node represents the IS NULL comparisons

Responsibilities:

Constructor Summary

Access	Constructor and Description
public	NullComparisonNode() Return a new NullComparisonNode.

Modifier and Type	Method and Description
public Expression	generateExpression(GenerationContext context) Overrides org.eclipse.persistence.internal.jpa.parsing.Node.generateExpression. INTERNAL Return a EclipseLink expression for this node.
public void	validate(ParseTreeContext context) Overrides org.eclipse.persistence.internal.jpa.parsing.Node.validate. INTERNAL Validate node and calculate its type.

NullComparisonNode	back to summary
public NullComparisonNode() Return a new NullComparisonNode.

generateExpression	back to summary
public Expression generateExpression(GenerationContext context) Overrides org.eclipse.persistence.internal.jpa.parsing.Node.generateExpression. INTERNAL Return a EclipseLink expression for this node. Annotations @Override

generateExpression

public Expression generateExpression(GenerationContext context)

INTERNAL Return a EclipseLink expression for this node.

Annotations

validate	back to summary
public void validate(ParseTreeContext context) Overrides org.eclipse.persistence.internal.jpa.parsing.Node.validate. INTERNAL Validate node and calculate its type. Annotations @Override

validate

public void validate(ParseTreeContext context)

INTERNAL Validate node and calculate its type.

Annotations