语源科技BlogJava-CC果园http://www.blogjava.net/zjphzxg/桃子zh-cnSun, 12 Apr 2026 06:08:09 GMTSun, 12 Apr 2026 06:08:09 GMT60ServletProcessor，a demo of URLClassLoader usagehttp://www.blogjava.net/zjphzxg/archive/2009/08/16/291348.htmlAnakinAnakinSun, 16 Aug 2009 07:25:00 GMThttp://www.blogjava.net/zjphzxg/archive/2009/08/16/291348.htmlhttp://www.blogjava.net/zjphzxg/comments/291348.htmlhttp://www.blogjava.net/zjphzxg/archive/2009/08/16/291348.html#Feedback0http://www.blogjava.net/zjphzxg/comments/commentRss/291348.htmlhttp://www.blogjava.net/zjphzxg/services/trackbacks/291348.html 1public class ServletProcessor {
 2
 3  public void process(HttpRequest request, HttpResponse response) {
 4
 5    String uri = request.getRequestURI();
 6    String servletName = uri.substring(uri.lastIndexOf("/") + 1);
 7    URLClassLoader loader = null;
 8    try {
 9      // create a URLClassLoader
10      URL[] urls = new URL[1];
11      URLStreamHandler streamHandler = null;
12      File classPath = new File(Constants.WEB_ROOT);
13      String repository = (new URL("file", null, classPath.getCanonicalPath() + File.separator)).toString() ;
14      urls[0] = new URL(null, repository, streamHandler);
15      loader = new URLClassLoader(urls);
16    }
17    catch (IOException e) {
18      System.out.println(e.toString() );
19    }
20    Class myClass = null;
21    try {
22      myClass = loader.loadClass(servletName);
23    }
24    catch (ClassNotFoundException e) {
25      System.out.println(e.toString());
26    }
27
28    Servlet servlet = null;
29
30    try {
31      servlet = (Servlet) myClass.newInstance();
32      HttpRequestFacade requestFacade = new HttpRequestFacade(request);
33      HttpResponseFacade responseFacade = new HttpResponseFacade(response);
34      servlet.service(requestFacade, responseFacade);
35      ((HttpResponse) response).finishResponse();
36    }
37    catch (Exception e) {
38      System.out.println(e.toString());
39    }
40    catch (Throwable e) {
41      System.out.println(e.toString());
42    }
43  }
44}

Anakin 2009-08-16 15:25 发表评论
]]>第一次来http://www.blogjava.net/zjphzxg/archive/2009/08/16/291304.htmlAnakinAnakinSat, 15 Aug 2009 23:41:00 GMThttp://www.blogjava.net/zjphzxg/archive/2009/08/16/291304.htmlhttp://www.blogjava.net/zjphzxg/comments/291304.htmlhttp://www.blogjava.net/zjphzxg/archive/2009/08/16/291304.html#Feedback0http://www.blogjava.net/zjphzxg/comments/commentRss/291304.htmlhttp://www.blogjava.net/zjphzxg/services/trackbacks/291304.html

Anakin 2009-08-16 07:41 发表评论
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