org.springframework.expression.spel.ast
Class Operator

java.lang.Object
  org.springframework.expression.spel.ast.SpelNodeImpl
      org.springframework.expression.spel.ast.Operator

All Implemented Interfaces:

SpelNode

Direct Known Subclasses:

OpAnd, OpDivide, OpEQ, OperatorBetween, OperatorInstanceof, OperatorMatches, OperatorPower, OpGE, OpGT, OpLE, OpLT, OpMinus, OpModulus, OpMultiply, OpNE, OpOr, OpPlus

public abstract class Operator
extends SpelNodeImpl

Common supertype for operators that operate on either one or two operands. In the case of multiply or divide there would be two operands, but for unary plus or minus, there is only one.

Since:

3.0

Author:

Andy Clement

Field Summary

(package private) java.lang.String

operatorName

Fields inherited from class org.springframework.expression.spel.ast.SpelNodeImpl

children, pos

Constructor Summary

Operator(java.lang.String payload, int pos, SpelNodeImpl... operands)

Method Summary

SpelNodeImpl	getLeftOperand()
java.lang.String	getOperatorName()
SpelNodeImpl	getRightOperand()
java.lang.String	toStringAST() String format for all operators is the same '(' [operand] [operator] [operand] ')'

Methods inherited from class org.springframework.expression.spel.ast.SpelNodeImpl

getChild, getChildCount, getEndPosition, getObjectClass, getPreviousChild, getStartPosition, getTypedValue, getValue, getValue, getValueInternal, isWritable, nextChildIs, setValue

Methods inherited from class java.lang.Object

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

Field Detail

operatorName

java.lang.String operatorName

Constructor Detail

Operator

public Operator(java.lang.String payload,
                int pos,
                SpelNodeImpl... operands)

Method Detail

getLeftOperand

public SpelNodeImpl getLeftOperand()

getRightOperand

public SpelNodeImpl getRightOperand()

getOperatorName

public final java.lang.String getOperatorName()

toStringAST

public java.lang.String toStringAST()

String format for all operators is the same '(' [operand] [operator] [operand] ')'

Specified by:

toStringAST in interface SpelNode

Specified by:

toStringAST in class SpelNodeImpl

Returns:

the string form of this AST node