Package com.ribs

Class RBKeyChain

java.lang.Object

com.ribs.RBKeyChain

public class RBKeyChain
extends Object

This class contains static utility methods for generically getting and setting values on any object using a key chain string.

Field Summary

Fields

Modifier and Type	Field	Description
static final String	delim
static final String	delimRegex

Constructor Summary

Constructors

Constructor	Description
RBKeyChain()

Method Summary

Modifier and Type	Method	Description
static Object	getValueForKey(Object anObject, String aKey)	Get a value from an object, given a dotted path of property names, for instance: "Model.SelectedObject" returns the value for: anObject.getModel().getSelectedObject()
static void	setValueForKey(Object anObject, String aKey, Object aValue)	Sets a value in given object for given key.

Methods inherited from class java.lang.Object

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

Field Details

delim

public static final String delim

See Also:

• Constant Field Values

delimRegex

public static final String delimRegex

See Also:

• Constant Field Values

Constructor Details

RBKeyChain

public RBKeyChain()

Method Details

getValueForKey

public static Object getValueForKey(Object anObject,
 String aKey)

Get a value from an object, given a dotted path of property names, for instance: "Model.SelectedObject" returns the value for: anObject.getModel().getSelectedObject()

Parameters:

anObject - the object to get a value from

path - a dotted path of property names, each value is found, and the next property is extracted from the result, and so on.

Returns:

the reuslting value or null, if any null value was found on the path.

setValueForKey

public static void setValueForKey(Object anObject,
 String aKey,
 Object aValue)

Sets a value in given object for given key.

Parameters:

anObject -

aKey -

aValue -