Java JAASの将来と開発ロードマップ

import java.security.Principal;
import java.security.acl.Group;
import java.util.Set;

import javax.security.auth.Subject;
import javax.security.auth.login.LoginContext;

public class JAASExample {

public static void main(String[] args) {
// Create a LoginContext object.
LoginContext loginContext = new LoginContext("MyLoginModule");

// Login the user.
loginContext.login();

// Get the Subject object.
Subject subject = loginContext.getSubject();

// Get the Principal objects from the Subject.
Set<Principal> principals = subject.getPrincipals();

// Print the Principal objects.
for (Principal principal : principals) {
System.out.println(principal.getName());
}

// Get the Group objects from the Subject.
Set<Group> groups = subject.getPrincipals(Group.class);

// Print the Group objects.
for (Group group : groups) {
System.out.println(group.getName());
}

// LoGout the user.
loginContext.logout();
}
}