org.eclipse.persistence.internal.jpa.parsing

Class ParameterNode

java.lang.Object

org.eclipse.persistence.internal.jpa.parsing.Node

org.eclipse.persistence.internal.jpa.parsing.ParameterNode

public class ParameterNode
extends Node

INTERNAL

Purpose: This node represnts a Parameter (?1) in an EJBQL

Responsibilities:

• Generate the correct expression for an AND in EJBQL
• Maintain a

Since:

TopLink 4.0

Author:

Jon Driscoll and Joel Lucuik

Field Summary

Fields inherited from class org.eclipse.persistence.internal.jpa.parsing.Node

shouldGenerateExpression

Constructor Summary

Constructors

Constructor and Description
ParameterNode() Return a new ParameterNode.
ParameterNode(java.lang.String newParameterName) INTERNAL Create a new ParameterNode with the passed string.

Method Summary

Modifier and Type	Method and Description
Expression	generateExpression(GenerationContext context) Generate the result expression, must use the base builder to avoid getting multiple builders.
java.lang.String	getAsString() INTERNAL Return the parameterName
java.lang.String	getParameterName() INTERNAL Return the parameter name
boolean	isParameterNode() INTERNAL Yes this is a Parameter node
void	setParameterName(java.lang.String name)
void	validateParameter(ParseTreeContext context, java.lang.Object contextType) INTERNAL

Methods inherited from class org.eclipse.persistence.internal.jpa.parsing.Node

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

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

ParameterNode

public ParameterNode()

Return a new ParameterNode.

ParameterNode

public ParameterNode(java.lang.String newParameterName)

INTERNAL Create a new ParameterNode with the passed string.

Parameters:

newVariableName - java.lang.String

Method Detail

validateParameter

public void validateParameter(ParseTreeContext context,
                              java.lang.Object contextType)

INTERNAL

Overrides:

validateParameter in class Node

generateExpression

public Expression generateExpression(GenerationContext context)

Generate the result expression, must use the base builder to avoid getting multiple builders.

Overrides:

generateExpression in class Node

getAsString

public java.lang.String getAsString()

INTERNAL Return the parameterName

Overrides:

getAsString in class Node

getParameterName

public java.lang.String getParameterName()

INTERNAL Return the parameter name

setParameterName

public void setParameterName(java.lang.String name)

isParameterNode

public boolean isParameterNode()

INTERNAL Yes this is a Parameter node

Overrides:

isParameterNode in class Node