About.java
上传用户:huihesys
上传日期:2007-01-04
资源大小:3877k
文件大小:3k
- import net.wastl.webmail.server.*;
- import net.wastl.webmail.server.http.*;
- import net.wastl.webmail.ui.html.*;
- import java.util.Enumeration;
- /**
- * About.java
- *
- * Created: Wed Sep 1 17:16:06 1999
- *
- * Copyright (C) 1999-2000 Sebastian Schaffert
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version 2
- * of the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
- /**
- *
- *
- *
- * @author Sebastian Schaffert
- * @version
- */
- public class About implements Plugin, URLHandler {
-
- public static final String VERSION="1.00";
- public static final String URL="/about";
- WebMailServer parent;
- public About() {
-
- }
- public void register(WebMailServer parent) {
- parent.getURLHandler().registerHandler(URL,this);
- this.parent=parent;
- }
- public String getName() {
- return "About";
- }
- public String getDescription() {
- return "About WebMail";
- }
- public String getVersion() {
- return VERSION;
- }
- public String getURL() {
- return URL;
- }
- public HTMLDocument handleURL(String suburl, HTTPSession session, HTTPRequestHeader header) throws DocumentNotFoundException {
- String content="<BODY BGCOLOR=WHITE><CENTER><H1>About WebMail</H1></CENTER><BR>";
- content+="<H3>Copyright</H3><BR>WebMail is (c)1999 by Sebastian Schaffert, wastl@wastl.net "
- +"and is distributed under the terms of the <A HREF="<<BASE>>/license/gnu">GNU Lesser General Public License</A> "
- +".<BR><P><HR><P>"
- +"<H3>Registered Plugins</H3><BR><UL>";
- Enumeration e=parent.getPluginHandler().getPlugins();
- while(e.hasMoreElements()) {
- Plugin p=(Plugin)e.nextElement();
- content+="<LI><B>"+p.getName()+"</B> (v"+p.getVersion()+"): "+p.getDescription()+"</LI>";
- }
- //System.gc();
- content+="</UL><P><HR><P><H3>System Information</H3><BR><UL><LI><B>Operating System:</B> "+System.getProperty("os.name")
- +"/"+System.getProperty("os.arch")+" "+System.getProperty("os.version")+"</LI><LI><B>Java Virtual Machine:</B> "
- +System.getProperty("java.vm.name")+" version "+System.getProperty("java.version")+" from "
- +System.getProperty("java.vendor")+"</LI><LI><B>Free memory for this JVM:</B> "
- +Runtime.getRuntime().freeMemory()+" bytes</LI></UL></BODY>";
- return new HTMLDocument("About WebMail",content);
- }
-
- public String provides() {
- return "about";
- }
- public String requires() {
- return "";
- }
-
- } // About