com.bea.p13n.expression.operator
Class SystemGetProperty

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

public final class SystemGetProperty

extends Operator

implements UnaryOperator

Implementation of the SystemGetProperty operator. Returns a String object which is the value of the System property.
Input 1: A String (or expression that evaluates to a String) that is the value of the System property with the given name.
Returns: A String that is the result of calling System.getProperty.

See Also:

Serialized Form

Constructor Summary

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

SystemGetProperty(java.lang.Object name)
Constructs this by storing the given name 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 java.lang.Object

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

Constructor Detail

SystemGetProperty

public SystemGetProperty()

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

SystemGetProperty

public SystemGetProperty(java.lang.Object name)

Constructs this by storing the given name as an operand of this.

Parameters:

name - A string or an expression resulting in a string that represents a property's name.

Method Detail

getParameterSignature

public java.lang.Class[] getParameterSignature()

getOperand

public java.lang.Object getOperand()

Specified by:

getOperand in interface UnaryOperator