Class getClassLoader() method in Java with Examples

The getClassLoader() method of java.lang.Class class is used to get the classLoader of this entity. This entity can be a class, an array, an interface, etc. The method returns the classLoader of this entity.

Syntax:

public ClassLoader getClassLoader()

Parameter: This method does not accept any paramter.

Return Value: This method returns the ClassLoader of the entity.

Below programs demonstrate the getClassLoader() method.



Example 1:

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// Java program to demonstrate getClassLoader() method
  
public class Test {
    public static void main(String[] args)
        throws ClassNotFoundException
    {
  
        // returns the Class object for this class
        Class myClass = Class.forName("Test");
  
        System.out.println("Class represented by myClass: "
                           + myClass.toString());
  
        // Get the classLoader of myClass
        // using getClassLoader() method
        System.out.println("ClassLoader of myClass: "
                           + myClass.getClassLoader());
    }
}

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Output:

Class represented by myClass: class Test
ClassLoader of myClass: sun.misc.Launcher$AppClassLoader@42a57993

Example 2:

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// Java program to demonstrate getClassLoader() method
  
public class Test {
  
    class Arr {
    }
  
    public static void main(String[] args)
        throws ClassNotFoundException
    {
        // returns the Class object for Arr
        Class arrClass = Arr.class;
  
        // Get the classLoader of arrClass
        // using getClassLoader() method
        System.out.println("ClassLoader of arrClass: "
                           + arrClass.getClassLoader());
    }
}

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Output:

ClassLoader of arrClass: sun.misc.Launcher$AppClassLoader@42a57993

Reference: https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html#getClassLoader–

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