/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* Portions Copyright Apache Software Foundation.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package org.apache.catalina.startup;
import java.io.File;
import java.util.Hashtable;
import java.util.Enumeration;
/**
* Concrete implementation of the <strong>UserDatabase</code> interface
* considers all directories in a directory whose pathname is specified
* to our constructor to be "home" directories for those users.
*
* @author Craig R. McClanahan
* @version $Revision: 1.3 $ $Date: 2007/05/05 05:32:29 $
*/
public final class HomesUserDatabase
implements UserDatabase {
// --------------------------------------------------------- Constructors
/**
* Initialize a new instance of this user database component.
*/
public HomesUserDatabase() {
super();
}
// --------------------------------------------------- Instance Variables
/**
* The set of home directories for all defined users, keyed by username.
*/
private Hashtable homes = new Hashtable();
/**
* The UserConfig listener with which we are associated.
*/
private UserConfig userConfig = null;
// ----------------------------------------------------------- Properties
/**
* Return the UserConfig listener with which we are associated.
*/
public UserConfig getUserConfig() {
return (this.userConfig);
}
/**
* Set the UserConfig listener with which we are associated.
*
* @param userConfig The new UserConfig listener
*/
public void setUserConfig(UserConfig userConfig) {
this.userConfig = userConfig;
init();
}
// ------------------------------------------------------- Public Methods
/**
* Return an absolute pathname to the home directory for the specified user.
*
* @param user User for which a home directory should be retrieved
*/
public String getHome(String user) {
return ((String) homes.get(user));
}
/**
* Return an enumeration of the usernames defined on this server.
*/
public Enumeration getUsers() {
return (homes.keys());
}
// ------------------------------------------------------ Private Methods
/**
* Initialize our set of users and home directories.
*/
private void init() {
String homeBase = userConfig.getHomeBase();
File homeBaseDir = new File(homeBase);
if (!homeBaseDir.exists() || !homeBaseDir.isDirectory())
return;
String homeBaseFiles[] = homeBaseDir.list();
for (int i = 0; i < homeBaseFiles.length; i++) {
File homeDir = new File(homeBaseDir, homeBaseFiles[i]);
if (!homeDir.isDirectory() || !homeDir.canRead())
continue;
homes.put(homeBaseFiles[i], homeDir.toString());
}
}
}
|