source: proiecte/HadoopJUnit/hadoop-0.20.1/build/src/org/apache/hadoop/hdfs/server/namenode/nn_005fbrowsedfscontent_jsp.java @ 120

Last change on this file since 120 was 120, checked in by (none), 14 years ago

Added the mail files for the Hadoop JUNit Project
  • Property svn:executable set to *
File size: 3.4 KB
Line 
1package org.apache.hadoop.hdfs.server.namenode;
2
3import javax.servlet.*;
4import javax.servlet.http.*;
5import javax.servlet.jsp.*;
6import javax.servlet.*;
7import javax.servlet.http.*;
8import java.io.*;
9import java.util.*;
10import org.apache.hadoop.hdfs.*;
11import org.apache.hadoop.hdfs.server.namenode.*;
12import org.apache.hadoop.hdfs.server.datanode.*;
13import org.apache.hadoop.hdfs.protocol.*;
14import org.apache.hadoop.util.*;
15import java.text.DateFormat;
16import java.net.InetAddress;
17import java.net.URLEncoder;
18
19public final class nn_005fbrowsedfscontent_jsp extends org.apache.jasper.runtime.HttpJspBase
20    implements org.apache.jasper.runtime.JspSourceDependent {
21
22
23  public void redirectToRandomDataNode(
24                            NameNode nn, 
25                            HttpServletResponse resp) throws IOException {
26    FSNamesystem fsn = nn.getNamesystem();
27    String datanode = fsn.randomDataNode();
28    String redirectLocation;
29    String nodeToRedirect;
30    int redirectPort;
31    if (datanode != null) {
32      redirectPort = Integer.parseInt(datanode.substring(datanode.indexOf(':') + 1));
33      nodeToRedirect = datanode.substring(0, datanode.indexOf(':'));
34    }
35    else {
36      nodeToRedirect = nn.getHttpAddress().getHostName();
37      redirectPort = nn.getHttpAddress().getPort();
38    }
39    String fqdn = InetAddress.getByName(nodeToRedirect).getCanonicalHostName();
40    redirectLocation = "http://" + fqdn + ":" + redirectPort + 
41                       "/browseDirectory.jsp?namenodeInfoPort=" + 
42                       nn.getHttpAddress().getPort() +
43                       "&dir=" + URLEncoder.encode("/", "UTF-8");
44    resp.sendRedirect(redirectLocation);
45  }
46
47  private static java.util.List _jspx_dependants;
48
49  public Object getDependants() {
50    return _jspx_dependants;
51  }
52
53  public void _jspService(HttpServletRequest request, HttpServletResponse response)
54        throws java.io.IOException, ServletException {
55
56    JspFactory _jspxFactory = null;
57    PageContext pageContext = null;
58    HttpSession session = null;
59    ServletContext application = null;
60    ServletConfig config = null;
61    JspWriter out = null;
62    Object page = this;
63    JspWriter _jspx_out = null;
64    PageContext _jspx_page_context = null;
65
66
67    try {
68      _jspxFactory = JspFactory.getDefaultFactory();
69      response.setContentType("text/html; charset=UTF-8");
70      pageContext = _jspxFactory.getPageContext(this, request, response,
71                        null, true, 8192, true);
72      _jspx_page_context = pageContext;
73      application = pageContext.getServletContext();
74      config = pageContext.getServletConfig();
75      session = pageContext.getSession();
76      out = pageContext.getOut();
77      _jspx_out = out;
78
79      out.write('\n');
80      out.write("\n\n<html>\n\n<title></title>\n\n<body>\n");
81 
82  NameNode nn = (NameNode)application.getAttribute("name.node");
83  redirectToRandomDataNode(nn, response); 
84
85      out.write("\n<hr>\n\n<h2>Local logs</h2>\n<a href=\"/logs/\">Log</a> directory\n\n");
86
87out.println(ServletUtil.htmlFooter());
88
89      out.write('\n');
90    } catch (Throwable t) {
91      if (!(t instanceof SkipPageException)){
92        out = _jspx_out;
93        if (out != null && out.getBufferSize() != 0)
94          out.clearBuffer();
95        if (_jspx_page_context != null) _jspx_page_context.handlePageException(t);
96      }
97    } finally {
98      if (_jspxFactory != null) _jspxFactory.releasePageContext(_jspx_page_context);
99    }
100  }
101}
Note: See TracBrowser for help on using the repository browser.