org.vedantatree.expressionoasis.utils

Class BeanUtils

java.lang.Object

org.vedantatree.expressionoasis.utils.BeanUtils

public final class BeanUtils
extends Object

This class provides the util methods for bean management. One can handle bean using these util method like method invocation by name property accessing by the name and many more.

Version:

1.0

Author:

Mohit Gupta, Parmod Kamboj

Method Summary

Modifier and Type	Method and Description
static PropertyDescriptor	getPropertyDescriptor(Class beanClass, String property) Gets the property descriptor for the property name from given class.
static Class	getPropertyType(Class beanClass, String property) Gets the return type of property.
static Object	getPropertyValue(Object bean, String property) Gets the value of property from the bean object.
static boolean	isPropertyEditable(Class beanClass, String property) Checks whether the property is editable or not.
static void	setPropertyValue(Object bean, String property, Object value) Sets the value of property to the object of bean

Methods inherited from class java.lang.Object

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

Method Detail

isPropertyEditable

public static final boolean isPropertyEditable(Class beanClass,
                                               String property)
                                        throws IntrospectionException

Checks whether the property is editable or not. Generally it checks whether the mutator is available for this property or not. A property is editable iff the property mutator is available.

Parameters:

beanClass - the class of bean whose property is being inspecting.

property - the name of property to inspect.

Returns:

Returns true if the property is editable else false

Throws:

IntrospectionException

getPropertyType

public static final Class getPropertyType(Class beanClass,
                                          String property)
                                   throws IntrospectionException

Gets the return type of property.

Parameters:

beanClass - the class of bean whose property is being inspecting.

property - the name of property

Returns:

the type of property. Returns null if the property name if not found in bean class.

Throws:

IntrospectionException

getPropertyValue

public static final Object getPropertyValue(Object bean,
                                            String property)
                                     throws IntrospectionException,
                                            IllegalArgumentException,
                                            IllegalAccessException,
                                            InvocationTargetException

Gets the value of property from the bean object.

Parameters:

bean - the object of bean class whose property is to access.

property - the name of property.

Returns:

the value of property.

Throws:

IntrospectionException

IllegalArgumentException

IllegalAccessException

InvocationTargetException

setPropertyValue

public static final void setPropertyValue(Object bean,
                                          String property,
                                          Object value)
                                   throws IntrospectionException,
                                          IllegalArgumentException,
                                          IllegalAccessException,
                                          InvocationTargetException

Sets the value of property to the object of bean

Parameters:

bean - the bean object whose proeprty is to set.

property - the name of property.

value - the value to set for the property.

Throws:

IntrospectionException

IllegalArgumentException

IllegalAccessException

InvocationTargetException

getPropertyDescriptor

public static final PropertyDescriptor getPropertyDescriptor(Class beanClass,
                                                             String property)
                                                      throws IntrospectionException

Gets the property descriptor for the property name from given class.

Parameters:

beanClass - the class of bean

property - the name of property.

Returns:

the property descriptor if property name found else return null.

Throws:

IntrospectionException