Package com.orientechnologies.common.reflection

Class OReflectionHelper

java.lang.Object

com.orientechnologies.common.reflection.OReflectionHelper

public class OReflectionHelper
extends Object

Helper class to browse .class files. See also: http://forums.sun.com/thread.jspa?threadID=341935&start=15&tstart=0

Author:

Antony Stubbs

Constructor Summary

Constructors

Constructor	Description
OReflectionHelper()

Method Summary

Modifier and Type	Method	Description
static List<Class<?>>	getClassesFor(String iPackageName, ClassLoader iClassLoader)
static List<Class<?>>	getClassesFor(Collection<String> classNames, ClassLoader classLoader)
static List<Class<?>>	getClassessOfInterface(String thePackage, Class<?> theInterface, ClassLoader iClassLoader)	Filters discovered classes to see if they implement a given interface.
static Class<?>	getGenericMultivalueType(Field p)	Returns the generic class of multi-value objects.
static Type[]	getGenericTypes(Class<?> iClass)	Returns the declared generic types of a class.
static boolean	isJavaType(Class<?> clazz)	Checks if a class is a Java type: Map, Collection,arrays, Number (extensions and primitives), String, Boolean..

Methods inherited from class java.lang.Object

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

Constructor Details

OReflectionHelper

public OReflectionHelper()

Method Details

getClassesFor

public static List<Class<?>> getClassesFor(Collection<String> classNames,
 ClassLoader classLoader)
                                    throws ClassNotFoundException

Throws:

ClassNotFoundException

getClassesFor

public static List<Class<?>> getClassesFor(String iPackageName,
 ClassLoader iClassLoader)
                                    throws ClassNotFoundException

Throws:

ClassNotFoundException

getClassessOfInterface

public static List<Class<?>> getClassessOfInterface(String thePackage,
 Class<?> theInterface,
 ClassLoader iClassLoader)

Filters discovered classes to see if they implement a given interface.

Parameters:

thePackage -

theInterface -

iClassLoader -

Returns:

The list of classes that implements the requested interface

getGenericTypes

public static Type[] getGenericTypes(Class<?> iClass)

Returns the declared generic types of a class.

Parameters:

iClass - Class to examine

Returns:

The array of Type if any, otherwise null

getGenericMultivalueType

public static Class<?> getGenericMultivalueType(Field p)

Returns the generic class of multi-value objects.

Parameters:

p - Field to examine

Returns:

The Class<?> of generic type if any, otherwise null

isJavaType

public static boolean isJavaType(Class<?> clazz)

Checks if a class is a Java type: Map, Collection,arrays, Number (extensions and primitives), String, Boolean..

Parameters:

clazz - Class<?> to examine

Returns:

true if clazz is Java type, false otherwise