import lotus.domino.*;
import java.util.Vector;

public class JavaAgent extends AgentBase {

 public void NotesMain() {

   try {
     Session session = getSession();
     AgentContext agentContext = session.getAgentContext();

     // (Your code goes here)
     Vector groups = session.getUserGroupNameList();
     if (groups.size() == 0)
       System.out.println("None");
     else {
       for(int i =0; i < groups.size(); i++) {
         Name name = (Name)groups.elementAt(i);
         System.out.println(name.getAbbreviated());
         }
       }

   } catch(Exception e) {
     e.printStackTrace();
   }
 }
}

See Also

UserGroupNameList property

Glossary