| /* |
| * Copyright (c) 2008-2012 Eike Stepper (Berlin, Germany) and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Eike Stepper - initial API and implementation |
| */ |
| package org.eclipse.net4j.util.security; |
| |
| import org.eclipse.net4j.util.io.IORuntimeException; |
| import org.eclipse.net4j.util.io.IOUtil; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileNotFoundException; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.text.MessageFormat; |
| import java.util.Map; |
| import java.util.Map.Entry; |
| import java.util.Properties; |
| |
| /** |
| * @author Eike Stepper |
| */ |
| public class FileUserManager extends UserManager |
| { |
| protected String fileName; |
| |
| public FileUserManager() |
| { |
| } |
| |
| public String getFileName() |
| { |
| return fileName; |
| } |
| |
| public void setFileName(String fileName) |
| { |
| this.fileName = fileName; |
| } |
| |
| @Override |
| protected void doBeforeActivate() throws Exception |
| { |
| super.doBeforeActivate(); |
| if (fileName == null) |
| { |
| throw new IllegalStateException("fileName == null"); //$NON-NLS-1$ |
| } |
| |
| File file = new File(fileName); |
| if (file.exists()) |
| { |
| if (!file.isFile()) |
| { |
| throw new IllegalStateException("Not a file: " + fileName); //$NON-NLS-1$ |
| } |
| } |
| else |
| { |
| throw new FileNotFoundException("User manager file not found: " + fileName); |
| } |
| } |
| |
| @Override |
| protected void load(Map<String, char[]> users) throws IORuntimeException |
| { |
| File file = new File(fileName); |
| if (!file.exists()) |
| { |
| return; |
| } |
| |
| FileInputStream stream = IOUtil.openInputStream(new File(fileName)); |
| try |
| { |
| load(users, stream); |
| } |
| catch (IOException ex) |
| { |
| throw new IORuntimeException(ex); |
| } |
| finally |
| { |
| IOUtil.closeSilent(stream); |
| } |
| } |
| |
| protected void load(Map<String, char[]> users, InputStream stream) throws IOException |
| { |
| Properties properties = new Properties(); |
| properties.load(stream); |
| for (Entry<Object, Object> entry : properties.entrySet()) |
| { |
| String userID = (String)entry.getKey(); |
| char[] password = ((String)entry.getValue()).toCharArray(); |
| users.put(userID, password); |
| } |
| } |
| |
| @Override |
| protected void save(Map<String, char[]> users) throws IORuntimeException |
| { |
| File file = new File(fileName); |
| if (!file.exists()) |
| { |
| return; |
| } |
| |
| FileOutputStream stream = IOUtil.openOutputStream(new File(fileName)); |
| try |
| { |
| save(users, stream); |
| } |
| catch (IOException ex) |
| { |
| throw new IORuntimeException(ex); |
| } |
| finally |
| { |
| IOUtil.closeSilent(stream); |
| } |
| } |
| |
| protected void save(Map<String, char[]> users, FileOutputStream stream) throws IOException |
| { |
| Properties properties = new Properties(); |
| for (Entry<String, char[]> entry : users.entrySet()) |
| { |
| properties.put(entry.getKey(), new String(entry.getValue())); |
| } |
| |
| String comment = MessageFormat.format("User database {0,date} {0,time,HH:mm:ss:SSS}", System.currentTimeMillis()); |
| properties.store(stream, comment); |
| } |
| } |