Java Thread getContextClassLoader() method

The getContextClassLoader() method of thread class returns the context ClassLoader for the thread.

Syntax

Return

It returns the context ClassLoader for the Thread.

Exception

SecurityException: If the current thread cannot get the context ClassLoader.

Example

public class JavaGetClassLoaderExp implements Runnable 
{
    public void run() 
    {
        System.out.println("Thread is running");
    }
    public static void main(String args[])
    {
        JavaGetClassLoaderExp g1 = new JavaGetClassLoaderExp();
        Thread t1 = new Thread(g1);
        // call run() method
        t1.start();
        
        // returns the context ClassLoader for thread t1
        ClassLoader loader = t1.getContextClassLoader();
        // sets the context ClassLoader for thread t1 
        t1.setContextClassLoader(loader);
        System.out.println("Context ClassLoader = " + loader);
        System.out.println("Parent = " + loader.getParent());
        System.out.println("Class = " + loader.getClass());
    }
}

Test it Now

Output:

Context ClassLoader = jdk.internal.loader.ClassLoaders$AppClassLoader@7c53a9eb
Parent = jdk.internal.loader.ClassLoaders$PlatformClassLoader@ed17bee
Class = class jdk.internal.loader.ClassLoaders$AppClassLoader
Thread is running

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