AlgorithmParameterGenerator getProvider() method in Java with Examples
The getProvider() method of java.security.AlgorithmParameterGenerator class is used to return the provider of this algorithm parameter generator object.
Syntax:
public final Provider getProvider()
Return Value: This method returns the provider of this algorithm parameter generator object.
Below are the examples to illustrate the getProvider() method:
Example 1: For Algorithm DSA
Java
// Java program to demonstrate // getProvider() method import java.security.*; import java.util.*; public class GFG1 { public static void main(String[] argv) { try { // creating the object of // AlgorithmParameterGenerator // and getting instance // using getInstance() method AlgorithmParameterGenerator sr = AlgorithmParameterGenerator .getInstance( "DSA" ); // initializing the AlgorithmParameterGenerator // with 1024 using initialize() method sr.init( 1024 ); // generating the Parameters // using getProvider() method Provider pro = sr.getProvider(); // printing the string algo System.out.println( "Provider : " + pro); } catch (NoSuchAlgorithmException e) { System.out.println( "Exception thrown : " + e); } catch (ProviderException e) { System.out.println( "Exception thrown : " + e); } } } |
Output:
Provider : SUN version 1.8
Example 2: For Algorithm DiffieHellman
Java
// Java program to demonstrate // getProvider() method import java.security.*; import java.util.*; public class GFG1 { public static void main(String[] argv) { try { // creating the object of // AlgorithmParameterGenerator // and getting instance // using getInstance() method AlgorithmParameterGenerator sr = AlgorithmParameterGenerator .getInstance( "DiffieHellman" ); // initializing the AlgorithmParameterGenerator // with 1024 using initialize() method sr.init( 1024 ); // generating the Parameters // using getProvider() method Provider pro = sr.getProvider(); // printing the string algo System.out.println( "Provider : " + pro); } catch (NoSuchAlgorithmException e) { System.out.println( "Exception thrown : " + e); } catch (ProviderException e) { System.out.println( "Exception thrown : " + e); } } } |
Output:
Provider : SunJCE version 1.8