Package org.apache.flink.util

Class MutableURLClassLoader

java.lang.Object

java.lang.ClassLoader

java.security.SecureClassLoader

java.net.URLClassLoader

org.apache.flink.util.MutableURLClassLoader

All Implemented Interfaces:

Closeable, AutoCloseable

Direct Known Subclasses:

FlinkUserCodeClassLoader, FlinkUserCodeClassLoaders.SafetyNetWrapperClassLoader

@Internal
public abstract class MutableURLClassLoader
extends URLClassLoader

URL class loader that exposes the `addURL` method in URLClassLoader.

Constructor Summary

Constructors

Constructor	Description
MutableURLClassLoader(URL[] urls, ClassLoader parent)

Method Summary

Modifier and Type	Method	Description
void	addURL(URL url)
abstract MutableURLClassLoader	copy()	Copy the classloader for each job and these jobs can add their jar files to the classloader independently.

Methods inherited from class java.net.URLClassLoader

close, definePackage, findClass, findResource, findResources, getPermissions, getResourceAsStream, getURLs, newInstance, newInstance

Methods inherited from class java.security.SecureClassLoader

defineClass, defineClass

Methods inherited from class java.lang.ClassLoader

clearAssertionStatus, defineClass, defineClass, defineClass, defineClass, definePackage, findClass, findLibrary, findLoadedClass, findResource, findSystemClass, getClassLoadingLock, getDefinedPackage, getDefinedPackages, getName, getPackage, getPackages, getParent, getPlatformClassLoader, getResource, getResources, getSystemClassLoader, getSystemResource, getSystemResourceAsStream, getSystemResources, getUnnamedModule, isRegisteredAsParallelCapable, loadClass, loadClass, registerAsParallelCapable, resolveClass, resources, setClassAssertionStatus, setDefaultAssertionStatus, setPackageAssertionStatus, setSigners

Methods inherited from class java.lang.Object

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

Constructor Detail

MutableURLClassLoader

public MutableURLClassLoader(URL[] urls,
                             ClassLoader parent)

Method Detail

addURL

public void addURL(URL url)

Overrides:

addURL in class URLClassLoader

copy

public abstract MutableURLClassLoader copy()

Copy the classloader for each job and these jobs can add their jar files to the classloader independently.

Returns:

the copied classloader