com.helger.quartz.spi

Interface IClassLoadHelper

All Known Implementing Classes:

CascadingClassLoadHelper, InitThreadContextClassLoadHelper, LoadingLoaderClassLoadHelper, SimpleClassLoadHelper, ThreadContextClassLoadHelper

public interface IClassLoadHelper

An interface for classes wishing to provide the service of loading classes and resources within the scheduler...

Author:

jhouse, pl47ypus

Method Summary

Modifier and Type	Method and Description
ClassLoader	getClassLoader() Enable sharing of the class-loader with 3rd party (e.g. digester).
default URL	getResource(String sName) Finds a resource with a given name.
default InputStream	getResourceAsStream(String sName) Finds a resource with a given name.
default void	initialize() Called to give the ClassLoadHelper a chance to initialize itself, including the opportunity to "steal" the class loader off of the calling thread, which is the thread that is initializing Quartz.
default Class<?>	loadClass(String sClassName) Return the class with the given name.
default <T> Class<? extends T>	loadClass(String name, Class<T> dummy) Return the class of the given type with the given name.

Method Detail

initialize

default void initialize()

Called to give the ClassLoadHelper a chance to initialize itself, including the opportunity to "steal" the class loader off of the calling thread, which is the thread that is initializing Quartz.

loadClass

default Class<?> loadClass(String sClassName)
                    throws ClassNotFoundException

Return the class with the given name.

Parameters:

sClassName - the fqcn of the class to load.

Returns:

the requested class.

Throws:

ClassNotFoundException - if the class can be found in the classpath.

loadClass

default <T> Class<? extends T> loadClass(String name,
                                         Class<T> dummy)
                                  throws ClassNotFoundException

Return the class of the given type with the given name.

Parameters:

name - the fqcn of the class to load.

dummy - For casting.

Returns:

the requested class.

Throws:

ClassNotFoundException - if the class can be found in the classpath.

getResource

@Nullable
default URL getResource(String sName)

Finds a resource with a given name. This method returns null if no resource with this name is found.

Parameters:

sName - name of the desired resource

Returns:

a java.net.URL object

getResourceAsStream

@Nullable
default InputStream getResourceAsStream(String sName)

Finds a resource with a given name. This method returns null if no resource with this name is found.

Parameters:

sName - name of the desired resource

Returns:

a java.io.InputStream object

getClassLoader

@Nonnull
ClassLoader getClassLoader()

Enable sharing of the class-loader with 3rd party (e.g. digester).

Returns:

the class-loader user be the helper.