org.foxlabs.util.reflect

Class BeanIntrospector

java.lang.Object

org.foxlabs.util.reflect.BeanIntrospector

public final class BeanIntrospector
extends Object

This class is wrapper around java.beans.Introspector that allows to collect information about annotations.

Author:

Fox Mulder

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BeanIntrospector.Property Property descriptor.

Method Summary

Methods

Modifier and Type	Method and Description
<A extends Annotation> A	getAnnotation(Class<A> annotationType) Returns bean annotation for the specified annotation type or null if annotation is not defined.
Annotation[]	getAnnotations() Returns array of annotations defined on the bean type.
static BeanIntrospector	getInstance(Class<?> type) Returns BeanIntrospector instance for the specified type.
Collection<BeanIntrospector.Property>	getProperties() Returns collection of all the properties defined on the bean.
BeanIntrospector.Property	getProperty(String name) Returns property descriptor for the specified property name or null if property is not exists.
Set<String>	getPropertyNames() Returns set of property names.
Class<?>	getType() Returns the type of bean.
boolean	hasAnnotation(Class<? extends Annotation> annotationType) Determines if this bean type has annotation with the specified type.
boolean	hasProperty(String name) Determines if this bean type has property with the specified name.
String	toString() Returns string representing this bean type.

Methods inherited from class java.lang.Object

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

Method Detail

getType

public Class<?> getType()

Returns the type of bean.

Returns:

The type of bean.

hasAnnotation

public boolean hasAnnotation(Class<? extends Annotation> annotationType)

Determines if this bean type has annotation with the specified type.

Parameters:

annotationType - The type of annotation.

Returns:

true if this bean type has annotation with the specified type; false otherwise.

getAnnotation

public <A extends Annotation> A getAnnotation(Class<A> annotationType)

Returns bean annotation for the specified annotation type or null if annotation is not defined.

Parameters:

annotationType - The type of annotation.

Returns:

Bean annotation for the specified annotation type or null if annotation is not defined.

getAnnotations

public Annotation[] getAnnotations()

Returns array of annotations defined on the bean type.

Returns:

Array of annotations defined on the bean type.

getPropertyNames

public Set<String> getPropertyNames()

Returns set of property names.

Returns:

Set of property names.

hasProperty

public boolean hasProperty(String name)

Determines if this bean type has property with the specified name.

Parameters:

name - Property name.

Returns:

true if this bean type has property with the specified name; false otherwise.

getProperty

public BeanIntrospector.Property getProperty(String name)

Returns property descriptor for the specified property name or null if property is not exists.

Parameters:

name - Property name.

Returns:

Property descriptor for the specified property name or null if property is not exists.

getProperties

public Collection<BeanIntrospector.Property> getProperties()

Returns collection of all the properties defined on the bean.

Returns:

Collection of all the properties defined on the bean.

toString

public String toString()

Returns string representing this bean type.

Overrides:

toString in class Object

Returns:

String representing this bean type.

getInstance

public static BeanIntrospector getInstance(Class<?> type)

Returns BeanIntrospector instance for the specified type.

Parameters:

type - The type of bean.

Returns:

BeanIntrospector instance for the specified type.