Source Code Cross Referenced for UsersLDAPRepository.java in  » Net » james-2.3.1 » org » apache » james » userrepository » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Net » james 2.3.1 » org.apache.james.userrepository 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /****************************************************************
002:         * Licensed to the Apache Software Foundation (ASF) under one   *
003:         * or more contributor license agreements.  See the NOTICE file *
004:         * distributed with this work for additional information        *
005:         * regarding copyright ownership.  The ASF licenses this file   *
006:         * to you under the Apache License, Version 2.0 (the            *
007:         * "License"); you may not use this file except in compliance   *
008:         * with the License.  You may obtain a copy of the License at   *
009:         *                                                              *
010:         *   http://www.apache.org/licenses/LICENSE-2.0                 *
011:         *                                                              *
012:         * Unless required by applicable law or agreed to in writing,   *
013:         * software distributed under the License is distributed on an  *
014:         * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
015:         * KIND, either express or implied.  See the License for the    *
016:         * specific language governing permissions and limitations      *
017:         * under the License.                                           *
018:         ****************************************************************/package org.apache.james.userrepository;
019:
020:        import org.apache.avalon.framework.activity.Initializable;
021:        import org.apache.avalon.framework.configuration.Configurable;
022:        import org.apache.avalon.framework.configuration.Configuration;
023:        import org.apache.avalon.framework.configuration.ConfigurationException;
024:        import org.apache.avalon.framework.context.Context;
025:        import org.apache.avalon.framework.context.ContextException;
026:        import org.apache.avalon.framework.context.Contextualizable;
027:        import org.apache.avalon.framework.logger.AbstractLogEnabled;
028:        import org.apache.avalon.framework.service.ServiceManager;
029:        import org.apache.avalon.framework.service.Serviceable;
030:        import org.apache.james.Constants;
031:        import org.apache.james.services.User;
032:        import org.apache.james.services.UsersRepository;
033:
034:        import javax.naming.AuthenticationException;
035:        import javax.naming.NamingEnumeration;
036:        import javax.naming.NamingException;
037:        import javax.naming.directory.Attribute;
038:        import javax.naming.directory.Attributes;
039:        import javax.naming.directory.BasicAttribute;
040:        import javax.naming.directory.BasicAttributes;
041:        import javax.naming.directory.DirContext;
042:        import javax.naming.directory.InitialDirContext;
043:        import javax.naming.directory.ModificationItem;
044:        import javax.naming.directory.SearchControls;
045:        import javax.naming.directory.SearchResult;
046:
047:        import java.util.ArrayList;
048:        import java.util.Hashtable;
049:        import java.util.Iterator;
050:        import java.util.List;
051:
052:        /**
053:         * Implementation of a Repository to store users.
054:         *
055:         * This clas is a dummy for the proposal!
056:         *
057:         * @version This is $Revision: 494012 $
058:         */
059:        public class UsersLDAPRepository extends AbstractLogEnabled implements 
060:                UsersRepository, Serviceable, Configurable, Contextualizable,
061:                Initializable {
062:
063:            private DirContext ctx;
064:
065:            private String LDAPHost;
066:            private String rootNodeDN;
067:            private String rootURL;
068:            private String serverRDN;
069:            private String baseNodeDN;
070:            private String baseURL;
071:            private String mailAddressAttr;
072:            private String identAttr;
073:            private String authType;
074:            private String principal;
075:            private String password;
076:            private String usersDomain;
077:            private String membersAttr;
078:            private boolean manageGroupAttr;
079:            private String groupAttr;
080:            private boolean managePasswordAttr;
081:            private String passwordAttr;
082:
083:            /**
084:             * @see org.apache.avalon.framework.context.Contextualizable#contextualize(Context)
085:             */
086:            public void contextualize(Context context) throws ContextException {
087:                usersDomain = (String) context.get(Constants.DEFAULT_DOMAIN);
088:            }
089:
090:            /**
091:             * @see org.apache.avalon.framework.service.Serviceable#service(org.apache.avalon.framework.service.ServiceManager)
092:             */
093:            public void service(ServiceManager compMgr) {
094:                // this.comp = compMgr;
095:            }
096:
097:            /**
098:             * @see org.apache.avalon.framework.configuration.Configurable#configure(Configuration)
099:             */
100:            public void configure(Configuration conf)
101:                    throws ConfigurationException {
102:
103:                LDAPHost = conf.getChild("LDAPServer").getValue();
104:                rootNodeDN = conf.getChild("LDAPRoot").getValue();
105:                serverRDN = conf.getChild("ThisServerRDN").getValue();
106:                mailAddressAttr = conf.getChild("MailAddressAttribute")
107:                        .getValue();
108:                identAttr = conf.getChild("IdentityAttribute").getValue();
109:                authType = conf.getChild("AuthenticationType").getValue();
110:                principal = conf.getChild("Principal").getValue();
111:                password = conf.getChild("Password").getValue();
112:
113:                membersAttr = conf.getChild("MembersAttribute").getValue();
114:                manageGroupAttr = conf.getChild("ManageGroupAttribute")
115:                        .getValueAsBoolean(false);
116:                groupAttr = conf.getChild("GroupAttribute").getValue();
117:                managePasswordAttr = conf.getChild("ManagePasswordAttribute")
118:                        .getValueAsBoolean(false);
119:                passwordAttr = conf.getChild("PasswordAttribute").getValue();
120:            }
121:
122:            public void setServerRoot() {
123:                StringBuffer serverRootBuffer = new StringBuffer(128).append(
124:                        serverRDN).append(", ").append(rootNodeDN);
125:                this .setBase(serverRootBuffer.toString());
126:            }
127:
128:            public void setBase(String base) {
129:                baseNodeDN = base;
130:            }
131:
132:            /**
133:             * @see org.apache.avalon.framework.activity.Initializable#initialize()
134:             */
135:            public void initialize() throws Exception {
136:                //setServerRoot();
137:                StringBuffer urlBuffer = new StringBuffer(128).append(LDAPHost)
138:                        .append("/");
139:                rootURL = urlBuffer.toString() + rootNodeDN;
140:                baseURL = urlBuffer.toString() + baseNodeDN;
141:
142:                getLogger().info("Creating initial context from " + baseURL);
143:                //System.out.println("Creating initial context from " + baseURL);
144:
145:                Hashtable env = new Hashtable();
146:                env.put(javax.naming.Context.INITIAL_CONTEXT_FACTORY,
147:                        "com.sun.jndi.ldap.LdapCtxFactory");
148:                env.put(javax.naming.Context.PROVIDER_URL, baseURL);
149:
150:                try {
151:                    ctx = new InitialDirContext(env); // Could throw a NamingExcpetion
152:                } catch (Exception e) {
153:                    getLogger().error("Exception creating InitialDirContext: ",
154:                            e);
155:                }
156:
157:                getLogger().info("Initial context initialized from " + baseURL);
158:            }
159:
160:            public String getChildDestination(String childName) {
161:
162:                String destination = null;
163:                String filter = "cn=" + childName;
164:                SearchControls ctls = new SearchControls();
165:
166:                try {
167:
168:                    NamingEnumeration result = ctx.search("", filter, ctls);
169:
170:                    if (result.hasMore()) {
171:                        StringBuffer destinationBuffer = new StringBuffer(128)
172:                                .append("cn=").append(childName).append(", ")
173:                                .append(baseNodeDN);
174:                        destination = destinationBuffer.toString();
175:                        getLogger().info(
176:                                "Pre-exisisting LDAP node: " + destination);
177:                    } else {
178:                        Attributes attrs = new BasicAttributes(true);
179:                        Attribute objclass = new BasicAttribute("objectclass");
180:                        objclass.add("top");
181:                        objclass.add("rfc822MailGroup");
182:                        attrs.put(objclass);
183:                        Attribute cname = new BasicAttribute("cn");
184:                        cname.add(childName);
185:                        attrs.put(cname);
186:                        Attribute owner = new BasicAttribute("owner");
187:                        owner.add("JAMES-unassigned");
188:                        attrs.put(owner);
189:
190:                        ctx.addToEnvironment(
191:                                javax.naming.Context.SECURITY_AUTHENTICATION,
192:                                authType);
193:                        ctx.addToEnvironment(
194:                                javax.naming.Context.SECURITY_PRINCIPAL,
195:                                principal);
196:                        ctx.addToEnvironment(
197:                                javax.naming.Context.SECURITY_CREDENTIALS,
198:                                password);
199:
200:                        ctx.createSubcontext("cn=" + childName, attrs);
201:                        ctx.addToEnvironment(
202:                                javax.naming.Context.SECURITY_AUTHENTICATION,
203:                                "none");
204:
205:                        StringBuffer destinationBuffer = new StringBuffer(128)
206:                                .append("cn=").append(childName).append(", ")
207:                                .append(baseNodeDN);
208:                        destination = destinationBuffer.toString();
209:                        getLogger().info(
210:                                "Created new LDAP node: " + destination);
211:                    }
212:                } catch (NamingException e) {
213:                    getLogger().error(
214:                            "Problem with child nodes " + e.getMessage(), e);
215:                }
216:
217:                return destination;
218:            }
219:
220:            /**
221:             * List users in repository.
222:             *
223:             * @return Iterator over a collection of Strings, each being one user in the repository.
224:             */
225:            public Iterator list() {
226:
227:                List result = new ArrayList();
228:                // String filter = mailAddressAttr + "=*";
229:                String[] attrIDs = { membersAttr };
230:
231:                try {
232:                    Attribute members = ctx.getAttributes("", attrIDs).get(
233:                            membersAttr);
234:                    if (members != null) {
235:                        NamingEnumeration enumeration = members.getAll();
236:                        while (enumeration.hasMore()) {
237:                            result.add(enumeration.next());
238:                        }
239:                    }
240:                } catch (NamingException e) {
241:                    getLogger().error("Problem listing mailboxes. " + e);
242:
243:                }
244:                return result.iterator();
245:            }
246:
247:            // Methods from interface UsersRepository --------------------------
248:
249:            /**
250:             * Update the repository with the specified user object.  Unsupported for
251:             * this user repository type.
252:             *
253:             * @return false
254:             */
255:            public boolean addUser(User user) {
256:                return false;
257:            }
258:
259:            public User getUserByName(String name) {
260:                return new DefaultUser("dummy", "dummy");
261:            }
262:
263:            public User getUserByNameCaseInsensitive(String name) {
264:                return getUserByName(name);
265:            }
266:
267:            public boolean containsCaseInsensitive(String name) {
268:                return contains(name);
269:            }
270:
271:            // TODO: This is in violation of the contract for the interface.
272:            //       Should only return null if the user doesn't exist.  Otherwise
273:            //       this should return a consistent string representation of the name
274:            public String getRealName(String name) {
275:                return null;
276:            }
277:
278:            public boolean updateUser(User user) {
279:                return false;
280:            }
281:
282:            /**
283:             * Adds userName to the MemberAttribute (specified in conf.xml) of this
284:             * node.
285:             * If ManageGroupAttribute (conf.xml) is TRUE then calls addGroupToUser.
286:             */
287:            public synchronized void addUser(String userName, Object attributes) {
288:
289:                String[] attrIDs = { membersAttr };
290:
291:                // First, add username to mailGroup at baseNode
292:
293:                try {
294:                    Attribute members = ctx.getAttributes("", attrIDs).get(
295:                            membersAttr);
296:
297:                    if (members != null && members.contains(userName)) {//user already here
298:                        StringBuffer infoBuffer = new StringBuffer(64).append(
299:                                "Found ").append(userName).append(
300:                                " already in mailGroup. ");
301:                        getLogger().info(infoBuffer.toString());
302:                        //System.out.println(infoBuffer.toString());
303:
304:                    } else {
305:                        ctx.addToEnvironment(
306:                                javax.naming.Context.SECURITY_AUTHENTICATION,
307:                                authType);
308:                        ctx.addToEnvironment(
309:                                javax.naming.Context.SECURITY_PRINCIPAL,
310:                                principal);
311:                        ctx.addToEnvironment(
312:                                javax.naming.Context.SECURITY_CREDENTIALS,
313:                                password);
314:
315:                        ModificationItem[] mods = new ModificationItem[1];
316:                        mods[0] = new ModificationItem(
317:                                DirContext.ADD_ATTRIBUTE, new BasicAttribute(
318:                                        membersAttr, userName));
319:
320:                        ctx.modifyAttributes("", mods);
321:
322:                        ctx.addToEnvironment(
323:                                javax.naming.Context.SECURITY_AUTHENTICATION,
324:                                "none");
325:                        StringBuffer infoBuffer = new StringBuffer(128).append(
326:                                userName).append(" added to mailGroup ")
327:                                .append(baseNodeDN);
328:                        getLogger().info(infoBuffer.toString());
329:                        //System.out.println(infoBuffer.toString());
330:                    }
331:                } catch (NamingException e) {
332:                    StringBuffer exceptionBuffer = new StringBuffer(256)
333:                            .append("Problem adding user ").append(userName)
334:                            .append(" to: ").append(baseNodeDN).append(e);
335:                    getLogger().error(exceptionBuffer.toString());
336:                }
337:
338:                // Add attributes to user objects, if necessary
339:
340:                if (manageGroupAttr) {
341:                    addGroupToUser(userName);
342:                }
343:
344:                //        if (managePasswordAttr) {
345:                //            String userPassword = (String) attributes; // Not yet implemented
346:                //        }
347:            }
348:
349:            /**
350:             * @see org.apache.james.services.UsersRepository#addUser(java.lang.String, java.lang.String)
351:             */
352:            public boolean addUser(String username, String password) {
353:                if (!contains(username)) {
354:                    addUser(username, password);
355:                    return contains(username);
356:                } else {
357:                    return false;
358:                }
359:            }
360:
361:            private void addGroupToUser(String userName) {
362:                String[] attrIDs = { membersAttr };
363:
364:                Hashtable env = new Hashtable();
365:                env.put(javax.naming.Context.INITIAL_CONTEXT_FACTORY,
366:                        "com.sun.jndi.ldap.LdapCtxFactory");
367:                env.put(javax.naming.Context.PROVIDER_URL, rootURL);
368:
369:                DirContext rootCtx = null;
370:                try {
371:                    rootCtx = new InitialDirContext(env);
372:
373:                    String[] returnAttrs = { groupAttr };
374:                    SearchControls ctls = new SearchControls();
375:                    ctls.setReturningAttributes(attrIDs);
376:                    ctls.setSearchScope(SearchControls.SUBTREE_SCOPE);
377:                    StringBuffer filterBuffer = new StringBuffer(128).append(
378:                            mailAddressAttr).append("=").append(userName)
379:                            .append("@").append(usersDomain);
380:                    String filter = filterBuffer.toString();
381:
382:                    NamingEnumeration enumeration = rootCtx.search("", filter,
383:                            ctls);
384:
385:                    if (enumeration.hasMore()) { // ie User is in Directory
386:                        SearchResult newSr = (SearchResult) enumeration.next();
387:                        String userDN = newSr.getName();
388:                        Attribute servers = rootCtx.getAttributes(userDN,
389:                                returnAttrs).get(groupAttr);
390:
391:                        if (servers != null && servers.contains(baseNodeDN)) {//server already registered for user
392:                            getLogger().info(
393:                                    baseNodeDN + " already in user's Groups. ");
394:                            //System.out.println(baseNodeDN + " already in user's Groups. ");
395:
396:                        } else {
397:
398:                            rootCtx
399:                                    .addToEnvironment(
400:                                            javax.naming.Context.SECURITY_AUTHENTICATION,
401:                                            authType);
402:                            rootCtx.addToEnvironment(
403:                                    javax.naming.Context.SECURITY_PRINCIPAL,
404:                                    principal);
405:                            rootCtx.addToEnvironment(
406:                                    javax.naming.Context.SECURITY_CREDENTIALS,
407:                                    password);
408:
409:                            rootCtx.modifyAttributes(userDN,
410:                                    DirContext.ADD_ATTRIBUTE,
411:                                    new BasicAttributes(groupAttr, baseNodeDN,
412:                                            true));
413:
414:                            rootCtx
415:                                    .addToEnvironment(
416:                                            javax.naming.Context.SECURITY_AUTHENTICATION,
417:                                            "none");
418:                            getLogger().info(
419:                                    baseNodeDN + " added to user's groups ");
420:                            //System.out.println(baseNodeDN + " added to users' groups ");
421:
422:                        }
423:
424:                    } else {
425:                        StringBuffer infoBuffer = new StringBuffer(64).append(
426:                                "User ").append(userName).append(
427:                                " not in directory.");
428:                        getLogger().info(infoBuffer.toString());
429:                        // System.out.println(infoBuffer.toString());
430:
431:                    }
432:                } catch (NamingException e) {
433:                    getLogger().error(
434:                            "Problem adding group to user " + userName);
435:                    //System.out.println("Problem adding group to user " + userName);
436:                    //System.out.println(e.getMessage());
437:                    //e.printStackTrace();
438:                } finally {
439:                    closeDirContext(rootCtx);
440:                }
441:            }
442:
443:            public synchronized void removeUser(String userName) {
444:                String[] attrIDs = { membersAttr };
445:
446:                try {
447:                    Attribute members = ctx.getAttributes("", attrIDs).get(
448:                            membersAttr);
449:                    if (members == null) {
450:                        System.out
451:                                .println("UsersLDAPRepository - Null list attribute.");
452:
453:                    } else if (!members.contains(userName)) {//user not here
454:                        getLogger()
455:                                .info(userName + " missing from mailGroup. ");
456:                        //System.out.println(userName + " missing from mailGroup. ");
457:
458:                    } else {
459:                        // First, remove username from mailGroup at baseNode
460:
461:                        ctx.addToEnvironment(
462:                                javax.naming.Context.SECURITY_AUTHENTICATION,
463:                                authType);
464:                        ctx.addToEnvironment(
465:                                javax.naming.Context.SECURITY_PRINCIPAL,
466:                                principal);
467:                        ctx.addToEnvironment(
468:                                javax.naming.Context.SECURITY_CREDENTIALS,
469:                                password);
470:
471:                        ModificationItem[] mods = new ModificationItem[1];
472:                        mods[0] = new ModificationItem(
473:                                DirContext.REMOVE_ATTRIBUTE,
474:                                new BasicAttribute(membersAttr, userName));
475:
476:                        ctx.modifyAttributes("", mods);
477:
478:                        ctx.addToEnvironment(
479:                                javax.naming.Context.SECURITY_AUTHENTICATION,
480:                                "none");
481:                        getLogger()
482:                                .info(userName + " removed from mailGroup. ");
483:                        //System.out.println(userName + " removed from mailGroup. ");
484:                    }
485:                } catch (NamingException e) {
486:                    StringBuffer exceptionBuffer = new StringBuffer(256)
487:                            .append("Problem removing user ").append(userName)
488:                            .append(": ").append(e);
489:                    getLogger().error(exceptionBuffer.toString());
490:                    //System.out.println("Problem removing user " + userName);
491:                    //System.out.println(e.getMessage());
492:                    //e.printStackTrace();
493:                }
494:                if (manageGroupAttr) {
495:                    removeGroupFromUser(userName);
496:                }
497:
498:                if (managePasswordAttr) {
499:                    // not yet implemented
500:                }
501:
502:            }
503:
504:            public void removeGroupFromUser(String userName) {
505:
506:                Hashtable env = new Hashtable();
507:                env.put(javax.naming.Context.INITIAL_CONTEXT_FACTORY,
508:                        "com.sun.jndi.ldap.LdapCtxFactory");
509:                env.put(javax.naming.Context.PROVIDER_URL, rootURL);
510:
511:                DirContext rootCtx = null;
512:                try {
513:                    rootCtx = new InitialDirContext(env);
514:
515:                    // Find directory entry
516:                    String[] returnAttrs = { groupAttr };
517:                    SearchControls ctls = new SearchControls();
518:                    ctls.setReturningAttributes(returnAttrs);
519:                    ctls.setSearchScope(SearchControls.SUBTREE_SCOPE);
520:                    StringBuffer filterBuffer = new StringBuffer(128).append(
521:                            mailAddressAttr).append("=").append(userName)
522:                            .append("@").append(usersDomain);
523:                    String filter = filterBuffer.toString();
524:
525:                    NamingEnumeration enumeration = rootCtx.search("", filter,
526:                            ctls);
527:
528:                    if (enumeration.hasMore()) { // ie User is in Directory
529:                        SearchResult newSr = (SearchResult) enumeration.next();
530:                        String userDN = newSr.getName();
531:
532:                        System.out.println("Found user entry: " + userDN);
533:
534:                        Attribute servers = rootCtx.getAttributes(userDN,
535:                                returnAttrs).get(groupAttr);
536:                        if (servers == null) { //should not happen
537:                            getLogger().info(
538:                                    "GroupAttribute missing from user: "
539:                                            + userName);
540:                            // System.out.println("GroupAttribute missing from user: " + userName );
541:
542:                        } else if (!servers.contains(baseNodeDN)) {//server not registered for user
543:                            getLogger().info(
544:                                    baseNodeDN
545:                                            + " missing from users' Groups. ");
546:                            //System.out.println(baseNodeDN + " missing from users' Groups. ");
547:
548:                        } else {
549:
550:                            rootCtx
551:                                    .addToEnvironment(
552:                                            javax.naming.Context.SECURITY_AUTHENTICATION,
553:                                            authType);
554:                            rootCtx.addToEnvironment(
555:                                    javax.naming.Context.SECURITY_PRINCIPAL,
556:                                    principal);
557:                            rootCtx.addToEnvironment(
558:                                    javax.naming.Context.SECURITY_CREDENTIALS,
559:                                    password);
560:
561:                            ModificationItem[] mods = new ModificationItem[1];
562:                            mods[0] = new ModificationItem(
563:                                    DirContext.REMOVE_ATTRIBUTE,
564:                                    new BasicAttribute(groupAttr, baseNodeDN));
565:
566:                            rootCtx.modifyAttributes(userDN, mods);
567:
568:                            //rootCtx.modifyAttributes(userDN, DirContext.REPLACE_ATTRIBUTE, changes);
569:
570:                            rootCtx
571:                                    .addToEnvironment(
572:                                            javax.naming.Context.SECURITY_AUTHENTICATION,
573:                                            "none");
574:                            getLogger()
575:                                    .info(
576:                                            baseNodeDN
577:                                                    + " removed from users' groups ");
578:                            //System.out.println(baseNodeDN + " removed from users' groups ");
579:
580:                        }
581:
582:                    } else {
583:                        StringBuffer infoBuffer = new StringBuffer(64).append(
584:                                "User ").append(userName).append(
585:                                " not in directory.");
586:                        getLogger().info(infoBuffer.toString());
587:                        //System.out.println(infoBuffer.toString());
588:
589:                    }
590:                } catch (NamingException e) {
591:                    StringBuffer exceptionBuffer = new StringBuffer(256)
592:                            .append("Problem removing user ").append(userName)
593:                            .append(e);
594:                    getLogger().error(exceptionBuffer.toString());
595:                    //System.out.println("Problem removing user " + userName);
596:                    //System.out.println(e.getMessage());
597:                    //e.printStackTrace();
598:                } finally {
599:                    closeDirContext(rootCtx);
600:                    rootCtx = null;
601:                }
602:            }
603:
604:            public boolean contains(String name) {
605:                boolean found = false;
606:                String[] attrIDs = { membersAttr };
607:
608:                try {
609:                    Attribute members = ctx.getAttributes("", attrIDs).get(
610:                            membersAttr);
611:                    if (members != null && members.contains(name)) {
612:                        found = true;
613:                        StringBuffer infoBuffer = new StringBuffer(64).append(
614:                                "Found ").append(name)
615:                                .append(" in mailGroup. ");
616:                        getLogger().info(infoBuffer.toString());
617:                        //System.out.println(infoBuffer.toString());
618:                    }
619:                } catch (NamingException e) {
620:                    StringBuffer exceptionBuffer = new StringBuffer(256)
621:                            .append("Problem finding user ").append(name)
622:                            .append(" : ").append(e);
623:                    getLogger().error(exceptionBuffer.toString());
624:                    //System.out.println(exceptionBuffer.toString());
625:                }
626:                return found;
627:            }
628:
629:            public boolean test(String name, String testPassword) {
630:                boolean result = false;
631:                boolean foundFlag = false;
632:                String userDN = null;
633:
634:                try {
635:                    String[] returnAttrs = { identAttr, passwordAttr };
636:                    SearchControls ctls = new SearchControls();
637:                    ctls.setReturningAttributes(returnAttrs);
638:                    ctls.setSearchScope(SearchControls.SUBTREE_SCOPE);
639:                    StringBuffer filterBuffer = new StringBuffer(128).append(
640:                            mailAddressAttr).append("=").append(name).append(
641:                            "@").append(usersDomain);
642:                    String filter = filterBuffer.toString();
643:
644:                    Hashtable env = new Hashtable();
645:                    env.put(javax.naming.Context.INITIAL_CONTEXT_FACTORY,
646:                            "com.sun.jndi.ldap.LdapCtxFactory");
647:                    env.put(javax.naming.Context.PROVIDER_URL, rootURL);
648:                    DirContext rootCtx = null;
649:
650:                    try {
651:                        rootCtx = new InitialDirContext(env);
652:
653:                        NamingEnumeration enumeration = rootCtx.search("",
654:                                filter, ctls);
655:                        if (enumeration.hasMore()) { // ie User is in Directory
656:                            SearchResult sr = (SearchResult) enumeration.next();
657:                            String userRDN = sr.getName();
658:                            StringBuffer userDNBuffer = new StringBuffer(128)
659:                                    .append(userRDN).append(", ").append(
660:                                            rootNodeDN);
661:                            userDN = userDNBuffer.toString();
662:                            foundFlag = true;
663:                            //System.out.println("UserDN is : " + userDN);
664:                        }
665:                    } finally {
666:                        closeDirContext(rootCtx);
667:                    }
668:                } catch (Exception e) {
669:                    StringBuffer exceptionBuffer = new StringBuffer(256)
670:                            .append("Problem finding user ").append(name)
671:                            .append(" for password test.").append(e);
672:                    getLogger().error(exceptionBuffer.toString());
673:                    //e.getMessage();
674:                    //e.printStackTrace();
675:                }
676:
677:                if (foundFlag) { // ie User is in Directory
678:                    Hashtable env2 = new Hashtable();
679:                    env2.put(javax.naming.Context.INITIAL_CONTEXT_FACTORY,
680:                            "com.sun.jndi.ldap.LdapCtxFactory");
681:                    env2.put(javax.naming.Context.PROVIDER_URL, rootURL);
682:                    env2.put(javax.naming.Context.SECURITY_AUTHENTICATION,
683:                            "simple");
684:                    env2.put(javax.naming.Context.SECURITY_PRINCIPAL, userDN);
685:                    env2.put(javax.naming.Context.SECURITY_CREDENTIALS,
686:                            testPassword);
687:                    //System.out.println("Creating initial context from " + baseURL);
688:
689:                    DirContext testCtx = null;
690:                    try {
691:                        testCtx = new InitialDirContext(env2);
692:                        result = true;
693:
694:                    } catch (AuthenticationException ae) {
695:                        result = false;
696:                        StringBuffer exceptionBuffer = new StringBuffer(256)
697:                                .append(
698:                                        "Attempt to authenticate with incorrect password for ")
699:                                .append(name).append(" : ").append(ae);
700:                        getLogger().error(exceptionBuffer.toString());
701:                        //System.out.println(exceptionBuffer.toString());
702:                        //System.out.println(ae.getMessage());
703:                        //ae.printStackTrace();
704:                    } catch (Exception e) {
705:                        StringBuffer exceptionBuffer = new StringBuffer(256)
706:                                .append("Problem checking password for ")
707:                                .append(name).append(" : ").append(e);
708:                        getLogger().error(exceptionBuffer.toString());
709:                        //System.out.println(exceptionBuffer.toString());
710:                        //System.out.println(e.getMessage());
711:                        //e.printStackTrace();
712:                    } finally {
713:                        closeDirContext(testCtx);
714:                    }
715:                }
716:                return result;
717:
718:            }
719:
720:            public int countUsers() {
721:
722:                String[] attrIDs = { membersAttr };
723:                int result = -1;
724:
725:                try {
726:                    Attribute members = ctx.getAttributes("", attrIDs).get(
727:                            membersAttr);
728:                    if (members != null) {
729:                        result = members.size();
730:                    } else {
731:                        result = 0;
732:                    }
733:                } catch (NamingException e) {
734:                    getLogger().error("Problem counting users: " + e);
735:                    //System.out.println("Problem counting users. ");
736:                }
737:                return result;
738:            }
739:
740:            public String getDomains() {
741:                return usersDomain;
742:            }
743:
744:            /**
745:             * Disposes of all open directory contexts
746:             *
747:             * @throws Exception if an error is encountered during shutdown
748:             */
749:            public void dispose() throws Exception {
750:                closeDirContext(ctx);
751:                ctx = null;
752:            }
753:
754:            private void closeDirContext(DirContext ctx) {
755:                try {
756:                    if (ctx != null) {
757:                        ctx.close();
758:                    }
759:                } catch (NamingException ne) {
760:                    getLogger()
761:                            .warn(
762:                                    "UsersLDAPRepository: Unexpected exception encountered while closing directory context: "
763:                                            + ne);
764:                }
765:            }
766:        }
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