elge.engine
Class BeanUtils

java.lang.Object
  |
  +--elge.engine.BeanUtils

public class BeanUtils

extends Object

Bunch of methods that was needed and that work with stuff around bean like objects.

Author:

Pavol Žibrita

Constructor Summary

BeanUtils()

Method Summary

static Object	duplicateBean(Object template) Duplicates beans.
static PropertyDescriptor	findDescriptor(Class cls, String propName) Searches the bean for a property and returns descriptor for it if found.
static PropertyEditor	findPropertyEditor(PropertyDescriptor pd) Searches for the editor for the PropertyDescriptor.
static Object	getPropertyValue(PropertyDescriptor pd, Object bean) gets a value from bean like object with a method that is described in the PropertyDescriptor.

Methods inherited from class java.lang.Object

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

Constructor Detail

BeanUtils

public BeanUtils()

Method Detail

getPropertyValue

public static Object getPropertyValue(PropertyDescriptor pd,
                                      Object bean)

gets a value from bean like object with a method that is described in the PropertyDescriptor.

Parameters:

pd - the object's propertydescriptor

bean - the bean like object

Returns:

returns value of the property or null.

findDescriptor

public static PropertyDescriptor findDescriptor(Class cls,
                                                String propName)

Searches the bean for a property and returns descriptor for it if found.

Parameters:

cls - the bean like object class

propName - property name

Returns:

the PropertyDescriptor for the propName or null if not found

findPropertyEditor

public static PropertyEditor findPropertyEditor(PropertyDescriptor pd)

Searches for the editor for the PropertyDescriptor.

Parameters:

pd - Propertydesriptor to search the editor for.

Returns:

the editor or null if not found

duplicateBean

public static Object duplicateBean(Object template)

Duplicates beans. It clones it and returns a freshly created new isntance with all fields equals that are bean introspector viewable.

Parameters:

template - bean like object to clone

Returns:

returns the cloned object or null if something wrong with cloning.