jas.io
Class ValueReader

java.lang.Object
  jas.io.ValueReader

public class ValueReader
extends java.lang.Object

Not of interest for users. It uses java reflection to call objects' methods which return double values. It is used by Statistics objects.

Title: JAS

Description: Java Agent-based Simulation library

Copyright (C) 2002 Michele Sonnessa

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.

Author:

Michele Sonnessa

Constructor Summary

ValueReader(java.lang.Class target, java.lang.String fieldName, boolean isMethod)
Constructor.

ValueReader(java.lang.Object target, java.lang.String fieldName, boolean isMethod)
Constructor.

Method Summary

java.lang.String	readValue() Invoke the method of the object passed to constructor and return its double result.
java.lang.String	readValue(java.lang.Object target) Invoke the method of the target object and return its double result.

Methods inherited from class java.lang.Object

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

Constructor Detail

ValueReader

public ValueReader(java.lang.Class target,
                   java.lang.String fieldName,
                   boolean isMethod)

Constructor.

Parameters:

target - It is the class of the target object.

fieldName - A string representing the name of the method to invoke.

isMethod - If true the fieldName is a method, otherwise it is a property of the object.

ValueReader

public ValueReader(java.lang.Object target,
                   java.lang.String fieldName,
                   boolean isMethod)

Constructor.

Parameters:

target - It is the target object.

fieldName - A string representing the name of the method to invoke.

isMethod - If true the fieldName is a method, otherwise it is a property of the object.

Method Detail

readValue

public java.lang.String readValue()

Invoke the method of the object passed to constructor and return its double result.

Returns:

The requested double value.

readValue

public java.lang.String readValue(java.lang.Object target)

Invoke the method of the target object and return its double result.

Parameters:

target - Object to be invoked.

Returns:

The requested double value.