Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.util.Enumeration;
import java.util.Hashtable;

import javax.naming.Context;
import javax.naming.NamingEnumeration;
import javax.naming.directory.Attribute;
import javax.naming.directory.Attributes;
import javax.naming.directory.DirContext;
import javax.naming.directory.InitialDirContext;
import javax.naming.directory.SearchControls;
import javax.naming.directory.SearchResult;

public class Main {
    public static String INITCTX = "com.sun.jndi.ldap.LdapCtxFactory";
    public static String MY_HOST = "ldap://localhost:1389";

    public static String MY_SEARCHBASE = "o=server.com";

    public static String MY_FILTER = "(sn=Carter)";

    public static String MY_ATTRS[] = { "cn", "mail" };

    public static void main(String args[]) throws Exception {
        Hashtable env = new Hashtable();
        env.put(Context.INITIAL_CONTEXT_FACTORY, INITCTX);
        env.put(Context.PROVIDER_URL, MY_HOST);
        DirContext ctx = new InitialDirContext(env);
        SearchControls constraints = new SearchControls();
        constraints.setSearchScope(SearchControls.SUBTREE_SCOPE);
        NamingEnumeration results = ctx.search(MY_SEARCHBASE, MY_FILTER, constraints);
        while (results != null && results.hasMore()) {
            SearchResult sr = (SearchResult) results.next();
            String dn = sr.getName() + ", " + MY_SEARCHBASE;

            System.out.println("Distinguished Name is " + dn);
            Attributes ar = ctx.getAttributes(dn, MY_ATTRS);
            if (ar == null) {
                System.out.println("Entry " + dn + " has none of the specified attributes\n");
                return;
            }
            for (int i = 0; i < MY_ATTRS.length; i++) {
                Attribute attr = ar.get(MY_ATTRS[i]);
                if (attr == null) {
                    continue;
                }
                System.out.println(MY_ATTRS[i] + ":");
                for (Enumeration vals = attr.getAll(); vals.hasMoreElements();) {
                    System.out.println("\t" + vals.nextElement());

                }
            }
        }
    }
}