com.is.util
Class KeyPathHelper

java.lang.Object
  |
  +--com.is.util.KeyPathHelper

public class KeyPathHelper

extends java.lang.Object

This class executes recursive getter methods (no parameters) using reflection. i.e. If you have an Employee instance that has a Manager instance, you could get the name of the employees manager with this key path string: "getManager.getName"

Inner Class Summary

static class

KeyPathHelper.KeyPathException

Constructor Summary

KeyPathHelper()

Method Summary

static java.lang.Object

getValueForKeyPath(java.lang.Object obj, java.lang.String keyPath) Recursively execute methods on the result of the previous method.

Methods inherited from class java.lang.Object

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

Constructor Detail

KeyPathHelper

public KeyPathHelper()

Method Detail

getValueForKeyPath

public static java.lang.Object getValueForKeyPath(java.lang.Object obj,
                                                  java.lang.String keyPath)
                                           throws KeyPathHelper.KeyPathException

Recursively execute methods on the result of the previous method.

Parameters:

obj - a value of type 'Object' - i.e. an Employee instance

keyPath - a value of type 'String' - i.e. "getManager.getName"

Returns:

a value of type 'Object' - i.e. returns the managers name