com.codereligion.reflect
Class BeanIntrospections

java.lang.Object
  com.codereligion.reflect.BeanIntrospections

public final class BeanIntrospections
extends Object

Provides convenience methods to ease working with Java bean instrospection.

Since:

11.08.2012

Author:

Sebastian Gröbler

Method Summary

static Set<PropertyDescriptor>	getReadableProperties(Class<?> type) Retrieves a Set of readable properties of the given type.
static Set<PropertyDescriptor>	getWriteableAndReadableProperties(Class<?> type) Retrieves a Set of writeable and readable properties of the given type.
static Set<PropertyDescriptor>	getWriteableProperties(Class<?> type) Retrieves a Set of writeable properties of the given type .
static boolean	hasDefaultConstructor(Class<?> type) Determines whether the given type has a default constructor.

Methods inherited from class java.lang.Object

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

Method Detail

hasDefaultConstructor

public static boolean hasDefaultConstructor(Class<?> type)

Determines whether the given type has a default constructor.

Parameters:

type - the Class to check

Returns:

true if the given type as a zero argument constructor, false otherwise

Throws:

NullPointerException - when the given parameter is null

getWriteableProperties

public static Set<PropertyDescriptor> getWriteableProperties(Class<?> type)

Retrieves a Set of writeable properties of the given type . This includes all properties which have a public setter.

Parameters:

type - the Class to get the writeable properties for

Returns:

a Set of PropertyDescriptors

Throws:

NullPointerException - when the given type is null

IllegalArgumentException - when the given type can not be introspected

getReadableProperties

public static Set<PropertyDescriptor> getReadableProperties(Class<?> type)

Retrieves a Set of readable properties of the given type. This includes all properties which have a public getter.

Parameters:

type - the Class to get the readable properties for

Returns:

a Set of PropertyDescriptors

Throws:

NullPointerException - when the given type is null

IllegalArgumentException - when the given type can not be introspected

getWriteableAndReadableProperties

public static Set<PropertyDescriptor> getWriteableAndReadableProperties(Class<?> type)

Retrieves a Set of writeable and readable properties of the given type. This includes all properties which have a public setter.

Parameters:

type - the Class to get the writeable and readable properties for

Returns:

a Set of PropertyDescriptors

Throws:

NullPointerException - when the given type is null

IllegalArgumentException - when the given type can not be introspected