com.bea.p13n.expression.operator
Class ObjectToString

java.lang.Object
  |
  +--com.bea.p13n.expression.internal.ComplexExpressionImpl
        |
        +--com.bea.p13n.expression.operator.Operator
              |
              +--com.bea.p13n.expression.operator.ObjectToString

public final class ObjectToString

extends Operator

implements UnaryOperator

Implementation of the ObjectToString operator. Returns the String representation for an Object instance.
Input 1: An Object or Expression returning an Object.
Returns: A String that is the result of calling toString on the Object.

See Also:

Serialized Form

Constructor Summary

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

ObjectToString(java.lang.Object obj)
Constructs this by associating the given parameter as an operand of this.

Method Summary

java.lang.Object	getOperand()
java.lang.Class[]	getParameterSignature()

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

ObjectToString

public ObjectToString()

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

ObjectToString

public ObjectToString(java.lang.Object obj)

Constructs this by associating the given parameter as an operand of this.

Parameters:

obj - An Object or an Expression returning an object.

Method Detail

getParameterSignature

public java.lang.Class[] getParameterSignature()

Overrides:

getParameterSignature in class com.bea.p13n.expression.internal.ComplexExpressionImpl

getOperand

public java.lang.Object getOperand()

Specified by:

getOperand in interface UnaryOperator