Class getResource() method in Java with Examples (original) (raw)
Last Updated : 27 Dec, 2019
The getResource() method of java.lang.Class class is used to get the resource with the specified resource of this class. The method returns the specified resource of this class in the form of URL object.
Syntax:
public URL getResource(String resourceName)
Parameter: This method accepts a parameter resourceName which is the resource to get.
Return Value: This method returns the specified resource of this class in the form of URL objects.
Exception This method throws:
- NullPointerException if name is null
Below programs demonstrate the getResource() method.
Example 1:
import
java.util.*;
public
class
Test {
`` public
int
obj =
10
;
`` public
static
void
main(String[] args)
`` throws
ClassNotFoundException
`` {
`` Class myClass = Class.forName(
"Test"
);
`` System.out.println(
"Class represented by myClass: "
`` + myClass.toString());
`` String resourceName =
"obj"
;
`` System.out.println(
`` resourceName +
" resource of myClass: "
`` + myClass.getResource(resourceName));
`` }
}
Output:
Class represented by myClass: class Test obj resource of myClass: null
Example 2:
import
java.util.*;
class
Main {
`` private
Object obj;
`` public
static
void
main(String[] args)
`` throws
ClassNotFoundException, NoSuchFieldException
`` {
`` Class myClass = Class.forName(
"Main"
);
`` System.out.println(
"Class represented by myClass: "
`` + myClass.toString());
`` String resourceName =
"obj"
;
`` try
{
`` System.out.println(
`` resourceName +
" resource of myClass: "
`` + myClass.getResource(resourceName));
`` }
`` catch
(Exception e) {
`` System.out.println(e);
`` }
`` }
}
Output:
Class represented by myClass: class Main obj resource of myClass: null
Reference: https://docs.oracle.com/javase/9/docs/api/java/lang/Class.html#getResource-java.lang.String-
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