getinstance java
import java.security.*;
import java.util.*;
public class GFG1 {
public static void main(String[] argv)
{
try {
// creating the object of Signature and getting instance
// By using getInstance() method
Signature sr = Signature.getInstance("SHA1WithRSA");
// getting the status of signature object
String str = sr.toString();
// printing the status
System.out.println("Status : " + str);
}
catch (NoSuchAlgorithmException e) {
System.out.println("Exception thrown : " + e);
}
catch (ProviderException e) {
System.out.println("Exception thrown : " + e);
}
}
}