oracle.toplink.essentials.internal.parsing

Class BetweenNode

java.lang.Object

oracle.toplink.essentials.internal.parsing.Node

oracle.toplink.essentials.internal.parsing.SimpleConditionalExpressionNode

oracle.toplink.essentials.internal.parsing.BetweenNode

public class BetweenNode
extends SimpleConditionalExpressionNode

INTERNAL

Purpose: Represent a BETWEEN in EJBQL

Responsibilities:

• Generate the correct expression for a BETWEEN in EJBQL

Since:

TopLink 4.0

Author:

Jon Driscoll and Joel Lucuik

Field Summary

Fields

Modifier and Type	Field and Description
protected Node	rightForAnd
protected Node	rightForBetween

Fields inherited from class oracle.toplink.essentials.internal.parsing.Node

left, right, shouldGenerateExpression

Constructor Summary

Constructors

Constructor and Description
BetweenNode() BetweenNode constructor comment.

Method Summary

Modifier and Type	Method and Description
Expression	generateExpression(GenerationContext context) INTERNAL Return a TopLink expression by 'BETWEEN' and 'AND'ing the expressions from the left, rightForBetween and rightForAnd nodes
Node	getRightForAnd()
Node	getRightForBetween()
boolean	hasRightForAnd()
boolean	hasRightForBetween()
Node	qualifyAttributeAccess(ParseTreeContext context) INTERNAL Check the child nodes for an unqualified field access and if there are any, replace them by a qualified field access.
void	setRightForAnd(Node newRightForAnd)
void	setRightForBetween(Node newRightForBetween)
void	validate(ParseTreeContext context) INTERNAL Validate node and calcualte its type.

Methods inherited from class oracle.toplink.essentials.internal.parsing.Node

addToExpression, appendExpression, applyToQuery, getAsString, getColumn, getLeft, getLine, getRight, getType, hasLeft, hasRight, isAggregateNode, isAttributeNode, isConstructorNode, isCountNode, isDivideNode, isDotNode, isEscape, isLiteralNode, isMinusNode, isMultiplyNode, isNotNode, isParameterNode, isPlusNode, isSubqueryNode, isVariableNode, resolveAttribute, resolveClass, resolveClass, resolveMapping, resolveMapping, setColumn, setLeft, setLine, setRight, setType, toString, toString, toStringDisplayName, toStringIndent, validateParameter

Methods inherited from class java.lang.Object

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

Field Detail

rightForBetween

protected Node rightForBetween

rightForAnd

protected Node rightForAnd

Constructor Detail

BetweenNode

public BetweenNode()

BetweenNode constructor comment.

Method Detail

qualifyAttributeAccess

public Node qualifyAttributeAccess(ParseTreeContext context)

INTERNAL Check the child nodes for an unqualified field access and if there are any, replace them by a qualified field access.

Overrides:

qualifyAttributeAccess in class Node

validate

public void validate(ParseTreeContext context)

INTERNAL Validate node and calcualte its type.

Overrides:

validate in class Node

generateExpression

public Expression generateExpression(GenerationContext context)

INTERNAL Return a TopLink expression by 'BETWEEN' and 'AND'ing the expressions from the left, rightForBetween and rightForAnd nodes

Overrides:

generateExpression in class Node

getRightForAnd

public Node getRightForAnd()

getRightForBetween

public Node getRightForBetween()

hasRightForAnd

public boolean hasRightForAnd()

hasRightForBetween

public boolean hasRightForBetween()

setRightForAnd

public void setRightForAnd(Node newRightForAnd)

setRightForBetween

public void setRightForBetween(Node newRightForBetween)