com.bea.p13n.expression.operator.comparative
Class Equals

java.lang.Object
  |
  +--com.bea.p13n.expression.internal.ComplexExpressionImpl
        |
        +--com.bea.p13n.expression.operator.Operator
              |
              +--com.bea.p13n.expression.operator.comparative.ComparativeOperator
                    |
                    +--com.bea.p13n.expression.operator.comparative.Equals

public final class Equals

extends ComparativeOperator

Implementation of the Equals operator.
Input 1: An Object (or Expression returning an Object) that is LHS of the operator.
Input 2: An Object (or Expression returning an Object) that is RHS of the operator.
Returns: A Boolean(true) if the LHS == RHS, otherwise Boolen(false).

See Also:

Serialized Form

Constructor Summary

Equals()
Constructs an empty operator and operands can be added later by calling addSubExpression() on this.

Equals(java.lang.Object lhs, java.lang.Object rhs)
Constructs equals operator by storing the given parameters as operands of this.

Method Summary

java.lang.Class[]

getParameterSignature()

Methods inherited from class com.bea.p13n.expression.operator.comparative.ComparativeOperator

getLeftHandSide, getRightHandSide

Methods inherited from class com.bea.p13n.expression.operator.Operator

leftHandSide, operand, rightHandSide

Methods inherited from class com.bea.p13n.expression.internal.ComplexExpressionImpl

addListener, addSubExpression, clearCache, clone, createProxyExpression, equals, getCachedValue, getParent, getSource, getSubExpression, getSubExpressionCount, getUserData, hashCode, isCached, isCacheEnabled, isEqualitySubExpression, notifyListeners, removeAllSubExpressions, removeListener, removeSubExpression, removeSubExpression, setCachedValue, setCacheEnabled, setParent, setSource, setSubExpression, setUserData, toString, write

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Equals

public Equals()

Constructs an empty operator and operands can be added later by calling addSubExpression() on this.

Equals

public Equals(java.lang.Object lhs,
              java.lang.Object rhs)

Constructs equals operator by storing the given parameters as operands of this.

Parameters:

lhs - The left hand side operand of this.

rhs - The right hand side operand of this.

Method Detail

getParameterSignature

public java.lang.Class[] getParameterSignature()

Overrides:

getParameterSignature in class ComparativeOperator