Provider.Service getProvider() method in Java with Examples
Last Updated :
17 Sep, 2019
The getProvider() method of java.security.Provider.Service class is used to return the provider of this provider service object.
Syntax:
public final Provider getProvider()
Return Value: This method returns the provider of this provider service object.
Below are the examples to illustrate the getProvider() method:
Example 1:
import java.security.*;
import java.util.*;
public class GFG1 {
public static void main(String[] argv)
{
try {
Signature sr
= Signature.getInstance(
"SHA1withDSA" , "SUN" );
Provider provider = sr.getProvider();
Provider.Service service
= provider
.getService( "Signature" ,
sr.getAlgorithm());
Provider name = service.getProvider();
System.out.println( "Provider : " + name);
}
catch (NoSuchAlgorithmException e) {
System.out.println( "Exception thrown : " + e);
}
catch (NoSuchProviderException e) {
System.out.println( "Exception thrown : " + e);
}
}
}
|
Output:
Provider : SUN version 1.8
Example 2:
import java.security.*;
import java.util.*;
public class GFG1 {
public static void main(String[] argv)
{
try {
MessageDigest msd
= MessageDigest.getInstance( "MD5" );
Provider provider = msd.getProvider();
Provider.Service service
= provider
.getService( "MessageDigest" ,
msd.getAlgorithm());
Provider name = service.getProvider();
System.out.println( "Provider : " + name);
}
catch (NoSuchAlgorithmException e) {
System.out.println( "Exception thrown : "
+ e);
}
}
}
|
Output:
Provider : SUN version 1.8
Reference: https://docs.oracle.com/javase/9/docs/api/java/security/Provider.Service.html#getProvider–
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