Class X4OLanguageClassLoader

java.lang.Object

org.x4o.xml.lang.X4OLanguageClassLoader

public final class X4OLanguageClassLoader
extends Object

X4OLanguageClassLoader is short hand for safe class loading.

Version:

1.0 6 Aug 2012

Author:

Willem Cazander

Method Summary

Modifier and Type	Method	Description
static ClassLoader	getClassLoader()	Gets the thread classloader or the normal classloader.
static URL	getResource(String resourceName)	Gets a resource from the classloader to an url.
static InputStream	getResourceAsStream(String resourceName)	Gets a resource from the classloader to an inputstream.
static Class<?>	loadClass(String className)	Loads a Class from the ContextClassLoader and if that is not set, then uses the class of the String className instance.
static Object	newInstance(Class<?> clazz)	Creates new instance of clazz.
static Object	newInstance(String className)	Creates new instance of className.

Methods inherited from class java.lang.Object

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

Method Details

getClassLoader

public static ClassLoader getClassLoader()

Gets the thread classloader or the normal classloader.

Returns:

Returns the ClassLoader.

loadClass

public static Class<?> loadClass(String className)
                          throws ClassNotFoundException

Loads a Class from the ContextClassLoader and if that is not set, then uses the class of the String className instance.

Parameters:

className - The class name to load

Returns:

The loaded class

Throws:

ClassNotFoundException - if class not loaded.

newInstance

public static Object newInstance(Class<?> clazz)
                          throws InstantiationException,
IllegalAccessException

Creates new instance of clazz.

Parameters:

clazz - The class to make object from.

Returns:

The object of the clazz.

Throws:

InstantiationException - When className has no default constructor.

IllegalAccessException - When class loading has security error.

newInstance

public static Object newInstance(String className)
                          throws ClassNotFoundException,
InstantiationException,
IllegalAccessException

Creates new instance of className.

Parameters:

className - The className to create object from.

Returns:

The object of the className.

Throws:

ClassNotFoundException - When className is not found.

InstantiationException - When className has no default constructor.

IllegalAccessException - When class loading has security error.

getResource

public static URL getResource(String resourceName)

Gets a resource from the classloader to an url.

Parameters:

resourceName - The resource to get from the classloader.

Returns:

The url to the resource or null if not found.

See Also:

• ClassLoader.getResource(String)

getResourceAsStream

public static InputStream getResourceAsStream(String resourceName)

Gets a resource from the classloader to an inputstream.

Parameters:

resourceName - The resource to get from the classloader.

Returns:

The inputstream to the resource or null if not found.

See Also:

• ClassLoader.getResourceAsStream(String)