Java Tutorial/J2EE Application/SearchControls

Control the Scope of a Search

import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.SearchControls;
import javax.naming.directory.SearchResult;
public class SearchScopeExample {
  public static void main(String[] argc) {
    Hashtable env = new Hashtable(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://MyHost/o=JNDIExample");
    try {
      DirContext dctx = new InitialDirContext(env);
      String filter = "(&(cn=S*)(account>1000))";
      String[] attrIDs = { "cn", "email" };
      SearchControls sc = new SearchControls();
      sc.setReturningAttributes(attrIDs);
      sc.setSearchScope(SearchControls.SUBTREE_SCOPE);
      NamingEnumeration result = dctx.search("ou=People", filter, sc);
      while (result.hasMore()) {
        SearchResult sr = (SearchResult) result.next();
        System.out.println("Result = " + sr.getName());
      }
    } catch (NamingException e) {
      System.out.println(e);
    }
  }
}

Retrieving a set of attributes using a SearchControls

import java.util.Hashtable;
import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.SearchControls;
import javax.naming.directory.SearchResult;
public class SearchControlsExample {
  public static void main(String[] argc) throws Exception {
    Hashtable env = new Hashtable(11);
    env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory");
    env.put(Context.PROVIDER_URL, "ldap://MyHost/o=JNDIExample");
    DirContext dctx = new InitialDirContext(env);
    String filter = "(&(cn=S*)(account>1005))";
    String[] attrIDs = { "cn", "email" };
    SearchControls sc = new SearchControls();
    sc.setReturningAttributes(attrIDs);
    NamingEnumeration result = dctx.search("ou=People", filter, sc);
    while (result.hasMore()) {
      SearchResult sr = (SearchResult) result.next();
      System.out.println("Result = " + sr.getName());
    }
  }
}