public class LengthNode extends StringFunctionNode
Purpose: Used to resolve the LENGTH Function in EJBQL
Responsibilities:
shouldGenerateExpression
Constructor and Description |
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LengthNode()
LengthNode constructor comment.
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Modifier and Type | Method and Description |
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Expression |
generateExpression(GenerationContext context)
INTERNAL
Generate the EclipseLink expression for this node
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void |
validate(ParseTreeContext context)
INTERNAL
Validate the current node and calculates its type.
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applyToQuery, isAliasableNode
addToExpression, appendExpression, getAlias, getAsString, getColumn, getLeft, getLine, getRight, getType, hasLeft, hasRight, isAggregateNode, isAttributeNode, isConstructorNode, isCountNode, isDivideNode, isDotNode, isEscape, isLiteralNode, isMapKeyNode, isMinusNode, isMultiplyNode, isNotNode, isParameterNode, isPlusNode, isSubqueryNode, isVariableNode, qualifyAttributeAccess, resolveAttribute, resolveClass, resolveClass, resolveMapping, resolveMapping, setAlias, setColumn, setLeft, setLine, setRight, setType, toString, toString, toStringDisplayName, toStringIndent, validateParameter
equals, getClass, hashCode, notify, notifyAll, wait, wait, wait
getAlias, setAlias
public void validate(ParseTreeContext context)
public Expression generateExpression(GenerationContext context)
generateExpression
in class Node
EclipseLink 2.6.3, "build v20160428-59c81c5" API Reference