1 /*
   2  * Copyright (c) 1999, 2004, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.sun.jndi.url.ldap;
  27 
  28 import java.util.Hashtable;
  29 import javax.naming.*;
  30 import javax.naming.directory.DirContext;
  31 import javax.naming.spi.*;
  32 import com.sun.jndi.ldap.LdapCtx;
  33 import com.sun.jndi.ldap.LdapCtxFactory;
  34 import com.sun.jndi.ldap.LdapURL;
  35 
  36 /**
  37  * An LDAP URL context factory.
  38  *
  39  * @author Rosanna Lee
  40  * @author Scott Seligman
  41  * @author Vincent Ryan
  42  */
  43 
  44 public class ldapURLContextFactory implements ObjectFactory {
  45 
  46     public Object getObjectInstance(Object urlInfo, Name name, Context nameCtx,
  47             Hashtable<?,?> env) throws Exception {
  48 
  49         if (urlInfo == null) {
  50             return new ldapURLContext(env);
  51         } else {
  52             return LdapCtxFactory.getLdapCtxInstance(urlInfo, env);
  53         }
  54     }
  55 
  56     static ResolveResult getUsingURLIgnoreRootDN(String url, Hashtable<?,?> env)
  57             throws NamingException {
  58         LdapURL ldapUrl = new LdapURL(url);
  59         DirContext ctx = new LdapCtx("", ldapUrl.getHost(), ldapUrl.getPort(),
  60             env, ldapUrl.useSsl());
  61         String dn = (ldapUrl.getDN() != null ? ldapUrl.getDN() : "");
  62 
  63         // Represent DN as empty or single-component composite name.
  64         CompositeName remaining = new CompositeName();
  65         if (!"".equals(dn)) {
  66             // if nonempty, add component
  67             remaining.add(dn);
  68         }
  69 
  70         return new ResolveResult(ctx, remaining);
  71     }
  72 }