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)
     Database db = agentContext.getCurrentDatabase();
     DocumentCollection dc = agentContext.getUnprocessedDocuments();
     
     // Document locking must be enabled
     if (db.isDocumentLockingEnabled()) {
       // Get and display lock holders
       Document doc = dc.getFirstDocument();
       Vector holders = doc.getLockHolders();
       if (holders.size() == 0)
         System.out.println("No lock holders");
       else
         for (int i = 0; i < holders.size(); i++)
           System.out.println(holders.elementAt(i));
     }
     else
       System.out.println("Document locking not enabled");

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

See Also

LockHolders property

Glossary