org.camunda.bpm.engine.impl.juel

Class AstBinary

java.lang.Object

org.camunda.bpm.engine.impl.juel.AstNode

org.camunda.bpm.engine.impl.juel.AstRightValue

org.camunda.bpm.engine.impl.juel.AstBinary

All Implemented Interfaces:

ExpressionNode, Node

public class AstBinary
extends AstRightValue

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	AstBinary.Operator
static class	AstBinary.SimpleOperator

Field Summary

Fields

Modifier and Type	Field and Description
static AstBinary.Operator	ADD
static AstBinary.Operator	AND
static AstBinary.Operator	DIV
static AstBinary.Operator	EQ
static AstBinary.Operator	GE
static AstBinary.Operator	GT
static AstBinary.Operator	LE
static AstBinary.Operator	LT
static AstBinary.Operator	MOD
static AstBinary.Operator	MUL
static AstBinary.Operator	NE
static AstBinary.Operator	OR
static AstBinary.Operator	SUB

Constructor Summary

Constructors

Constructor and Description
AstBinary(AstNode left, AstNode right, AstBinary.Operator operator)

Method Summary

Methods

Modifier and Type	Method and Description
void	appendStructure(StringBuilder b, Bindings bindings)
Object	eval(Bindings bindings, ELContext context)
int	getCardinality() Get the node's number of children.
AstNode	getChild(int i) Get i'th child
AstBinary.Operator	getOperator()
String	toString()

Methods inherited from class org.camunda.bpm.engine.impl.juel.AstRightValue

getMethodInfo, getType, getValueReference, invoke, isLeftValue, isLiteralText, isMethodInvocation, isReadOnly, setValue

Methods inherited from class org.camunda.bpm.engine.impl.juel.AstNode

getStructuralId, getValue

Methods inherited from class java.lang.Object

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

Field Detail

ADD

public static final AstBinary.Operator ADD

AND

public static final AstBinary.Operator AND

DIV

public static final AstBinary.Operator DIV

EQ

public static final AstBinary.Operator EQ

GE

public static final AstBinary.Operator GE

GT

public static final AstBinary.Operator GT

LE

public static final AstBinary.Operator LE

LT

public static final AstBinary.Operator LT

MOD

public static final AstBinary.Operator MOD

MUL

public static final AstBinary.Operator MUL

NE

public static final AstBinary.Operator NE

OR

public static final AstBinary.Operator OR

SUB

public static final AstBinary.Operator SUB

Constructor Detail

AstBinary

public AstBinary(AstNode left,
         AstNode right,
         AstBinary.Operator operator)

Method Detail

getOperator

public AstBinary.Operator getOperator()

eval

public Object eval(Bindings bindings,
          ELContext context)

Specified by:

eval in class AstNode

toString

public String toString()

Overrides:

toString in class Object

appendStructure

public void appendStructure(StringBuilder b,
                   Bindings bindings)

Specified by:

appendStructure in class AstNode

getCardinality

public int getCardinality()

Description copied from interface: Node

Get the node's number of children.

getChild

public AstNode getChild(int i)

Description copied from interface: Node

Get i'th child