1/* 2 * Copyright (c) 1999, 2011, 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 26package com.sun.jndi.ldap; 27 28import java.security.AccessControlContext; 29import java.security.AccessController; 30import java.security.PrivilegedActionException; 31import java.security.PrivilegedExceptionAction; 32import java.util.Vector; 33import javax.naming.*; 34import javax.naming.directory.*; 35import javax.naming.ldap.Control; 36import javax.naming.spi.*; 37 38import com.sun.jndi.toolkit.ctx.Continuation; 39 40final class LdapBindingEnumeration 41 extends AbstractLdapNamingEnumeration<Binding> { 42 43 private final AccessControlContext acc = AccessController.getContext(); 44 45 LdapBindingEnumeration(LdapCtx homeCtx, LdapResult answer, Name remain, 46 Continuation cont) throws NamingException 47 { 48 super(homeCtx, answer, remain, cont); 49 } 50 51 @Override 52 protected Binding 53 createItem(String dn, Attributes attrs, Vector<Control> respCtls) 54 throws NamingException { 55 56 Object obj = null; 57 String atom = getAtom(dn); 58 59 if (attrs.get(Obj.JAVA_ATTRIBUTES[Obj.CLASSNAME]) != null) { 60 // serialized object or object reference 61 try { 62 obj = AccessController.doPrivileged(new PrivilegedExceptionAction<Object>() { 63 @Override 64 public Object run() throws NamingException { 65 return Obj.decodeObject(attrs); 66 } 67 }, acc); 68 } catch (PrivilegedActionException e) { 69 throw (NamingException)e.getException(); 70 } 71 } 72 if (obj == null) { 73 // DirContext object 74 obj = new LdapCtx(homeCtx, dn); 75 } 76 77 CompositeName cn = new CompositeName(); 78 cn.add(atom); 79 80 try { 81 obj = DirectoryManager.getObjectInstance(obj, cn, homeCtx, 82 homeCtx.envprops, attrs); 83 84 } catch (NamingException e) { 85 throw e; 86 87 } catch (Exception e) { 88 NamingException ne = 89 new NamingException( 90 "problem generating object using object factory"); 91 ne.setRootCause(e); 92 throw ne; 93 } 94 95 Binding binding; 96 if (respCtls != null) { 97 binding = new BindingWithControls(cn.toString(), obj, 98 homeCtx.convertControls(respCtls)); 99 } else { 100 binding = new Binding(cn.toString(), obj); 101 } 102 binding.setNameInNamespace(dn); 103 return binding; 104 } 105 106 @Override 107 protected AbstractLdapNamingEnumeration<? extends NameClassPair> getReferredResults( 108 LdapReferralContext refCtx) throws NamingException{ 109 // repeat the original operation at the new context 110 return (AbstractLdapNamingEnumeration<? extends NameClassPair>)refCtx.listBindings(listArg); 111 } 112} 113