org.hamcrest.beans
Class PropertyUtil

java.lang.Object
  org.hamcrest.beans.PropertyUtil

public class PropertyUtil
extends java.lang.Object

Utility class for accessing properties on JavaBean objects.

See http://java.sun.com/products/javabeans/docs/index.html for more information on JavaBeans.

Since:

1.1.0

Author:

Iain McGinniss, Steve Freeman

Field Summary

static java.lang.Object[]

NO_ARGUMENTS

Constructor Summary

PropertyUtil()

Method Summary

static java.beans.PropertyDescriptor	getPropertyDescriptor(java.lang.String propertyName, java.lang.Object fromObj) Returns the description of the property with the provided name on the provided object's interface.
static java.beans.PropertyDescriptor[]	propertyDescriptorsFor(java.lang.Object fromObj, java.lang.Class<java.lang.Object> stopClass) Returns all the property descriptors for the class associated with the given object

Methods inherited from class java.lang.Object

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

Field Detail

NO_ARGUMENTS

public static final java.lang.Object[] NO_ARGUMENTS

Constructor Detail

PropertyUtil

public PropertyUtil()

Method Detail

getPropertyDescriptor

public static java.beans.PropertyDescriptor getPropertyDescriptor(java.lang.String propertyName,
                                                                  java.lang.Object fromObj)
                                                           throws java.lang.IllegalArgumentException

Returns the description of the property with the provided name on the provided object's interface.

Returns:

the descriptor of the property, or null if the property does not exist.

Throws:

java.lang.IllegalArgumentException - if there's a introspection failure

propertyDescriptorsFor

public static java.beans.PropertyDescriptor[] propertyDescriptorsFor(java.lang.Object fromObj,
                                                                     java.lang.Class<java.lang.Object> stopClass)
                                                              throws java.lang.IllegalArgumentException

Returns all the property descriptors for the class associated with the given object

Parameters:

fromObj - Use the class of this object

stopClass - Don't include any properties from this ancestor class upwards.

Returns:

Property descriptors

Throws:

java.lang.IllegalArgumentException - if there's a introspection failure