htmlhostmanagerservlet.java

业界著名的tomcat服务器的最新6.0的源代码。

        String hostsRemove = sm.getString("htmlHostManagerServlet.hostsRemove");

        Iterator iterator = sortedHostNamesMap.entrySet().iterator();
        while (iterator.hasNext()) {
            Map.Entry entry = (Map.Entry) iterator.next();
            String hostName = (String) entry.getKey();
            Host host = (Host) engine.findChild(hostName);

            if (host != null ) {
                args = new Object[2];
                args[0] = hostName;
                String[] aliases = host.findAliases();
                StringBuffer buf = new StringBuffer();
                if (aliases.length > 0) {
                    buf.append(aliases[0]);
                    for (int j = 1; j < aliases.length; j++) {
                        buf.append(", ").append(aliases[j]);
                    }
                }

                if (buf.length() == 0) {
                    buf.append("&nbsp;");
                }

                args[1] = buf.toString();
                writer.print
                    (MessageFormat.format(HOSTS_ROW_DETAILS_SECTION, args));

                args = new Object[7];
                args[0] = response.encodeURL
                    (request.getContextPath() +
                     "/html/start?name=" + hostName);
                args[1] = hostsStart;
                args[2] = response.encodeURL
                    (request.getContextPath() +
                     "/html/stop?name=" + hostName);
                args[3] = hostsStop;
                args[4] = response.encodeURL
                    (request.getContextPath() +
                     "/html/remove?name=" + hostName);
                args[5] = hostsRemove;
                args[6] = hostName;
                if (host == this.host) {
                    writer.print(MessageFormat.format(
                        MANAGER_HOST_ROW_BUTTON_SECTION, args));
                } else {
                    writer.print(MessageFormat.format(
                        HOSTS_ROW_BUTTON_SECTION, args));
                }

            }
        }

        // Add Section
        args = new Object[6];
        args[0] = sm.getString("htmlHostManagerServlet.addTitle");
        args[1] = sm.getString("htmlHostManagerServlet.addHost");
        args[2] = response.encodeURL(request.getContextPath() + "/html/add");
        args[3] = sm.getString("htmlHostManagerServlet.addName");
        args[4] = sm.getString("htmlHostManagerServlet.addAliases");
        args[5] = sm.getString("htmlHostManagerServlet.addAppBase");
        writer.print(MessageFormat.format(ADD_SECTION_START, args));
 
        args = new Object[3];
        args[0] = sm.getString("htmlHostManagerServlet.addAutoDeploy");
        args[1] = "autoDeploy";
        args[2] = "checked";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));
        args[0] = sm.getString("htmlHostManagerServlet.addDeployOnStartup");
        args[1] = "deployOnStartup";
        args[2] = "checked";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));
        args[0] = sm.getString("htmlHostManagerServlet.addDeployXML");
        args[1] = "deployXML";
        args[2] = "checked";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));
        args[0] = sm.getString("htmlHostManagerServlet.addUnpackWARs");
        args[1] = "unpackWARs";
        args[2] = "checked";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));
        args[0] = sm.getString("htmlHostManagerServlet.addXmlNamespaceAware");
        args[1] = "xmlNamespaceAware";
        args[2] = "";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));
        args[0] = sm.getString("htmlHostManagerServlet.addXmlValidation");
        args[1] = "xmlValidation";
        args[2] = "";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));

        args[0] = sm.getString("htmlHostManagerServlet.addManager");
        args[1] = "manager";
        args[2] = "checked";
        writer.print(MessageFormat.format(ADD_SECTION_BOOLEAN, args));
        
        args = new Object[1];
        args[0] = sm.getString("htmlHostManagerServlet.addButton");
        writer.print(MessageFormat.format(ADD_SECTION_END, args));

        // Server Header Section
        args = new Object[7];
        args[0] = sm.getString("htmlHostManagerServlet.serverTitle");
        args[1] = sm.getString("htmlHostManagerServlet.serverVersion");
        args[2] = sm.getString("htmlHostManagerServlet.serverJVMVersion");
        args[3] = sm.getString("htmlHostManagerServlet.serverJVMVendor");
        args[4] = sm.getString("htmlHostManagerServlet.serverOSName");
        args[5] = sm.getString("htmlHostManagerServlet.serverOSVersion");
        args[6] = sm.getString("htmlHostManagerServlet.serverOSArch");
        writer.print(MessageFormat.format
                     (Constants.SERVER_HEADER_SECTION, args));

        // Server Row Section
        args = new Object[6];
        args[0] = ServerInfo.getServerInfo();
        args[1] = System.getProperty("java.runtime.version");
        args[2] = System.getProperty("java.vm.vendor");
        args[3] = System.getProperty("os.name");
        args[4] = System.getProperty("os.version");
        args[5] = System.getProperty("os.arch");
        writer.print(MessageFormat.format(Constants.SERVER_ROW_SECTION, args));

        // HTML Tail Section
        writer.print(Constants.HTML_TAIL_SECTION);

        // Finish up the response
        writer.flush();
        writer.close();
    }

    
    // ------------------------------------------------------ Private Constants

    // These HTML sections are broken in relatively small sections, because of
    // limited number of subsitutions MessageFormat can process
    // (maximium of 10).

    private static final String HOSTS_HEADER_SECTION =
        "<table border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n" +
        "<tr>\n" +
        " <td colspan=\"5\" class=\"title\">{0}</td>\n" +
        "</tr>\n" +
        "<tr>\n" +
        " <td class=\"header-left\"><small>{0}</small></td>\n" +
        " <td class=\"header-center\"><small>{1}</small></td>\n" +
        " <td class=\"header-center\"><small>{2}</small></td>\n" +
        "</tr>\n";

    private static final String HOSTS_ROW_DETAILS_SECTION =
        "<tr>\n" +
        " <td class=\"row-left\"><small><a href=\"http://{0}\">{0}</a>" +
        "</small></td>\n" +
        " <td class=\"row-center\"><small>{1}</small></td>\n";

    private static final String MANAGER_HOST_ROW_BUTTON_SECTION =
        " <td class=\"row-left\">\n" +
        "  <small>\n" +
        "  &nbsp;{1}&nbsp;\n" +
        "  &nbsp;{3}&nbsp;\n" +
        "  &nbsp;{5}&nbsp;\n" +
        "  </small>\n" +
        " </td>\n" +
        "</tr>\n";

    private static final String HOSTS_ROW_BUTTON_SECTION =
        " <td class=\"row-left\" NOWRAP>\n" +
        "  <small>\n" +
        "  &nbsp;<a href=\"{0}\" onclick=\"return(confirm(''{1} {6}\\n\\nAre you sure?''))\">{1}</a>&nbsp;\n" +
        "  &nbsp;<a href=\"{2}\" onclick=\"return(confirm(''{3} {6}\\n\\nAre you sure?''))\">{3}</a>&nbsp;\n" +
        "  &nbsp;<a href=\"{4}\" onclick=\"return(confirm(''{5} {6}\\n\\nAre you sure?''))\">{5}</a>&nbsp;\n" +
        "  </small>\n" +
        " </td>\n" +
        "</tr>\n";

    private static final String ADD_SECTION_START =
        "</table>\n" +
        "<br>\n" +
        "<table border=\"1\" cellspacing=\"0\" cellpadding=\"3\">\n" +
        "<tr>\n" +
        " <td colspan=\"2\" class=\"title\">{0}</td>\n" +
        "</tr>\n" +
        "<tr>\n" +
        " <td colspan=\"2\" class=\"header-left\"><small>{1}</small></td>\n" +
        "</tr>\n" +
        "<tr>\n" +
        " <td colspan=\"2\">\n" +
        "<form method=\"get\" action=\"{2}\">\n" +
        "<table cellspacing=\"0\" cellpadding=\"3\">\n" +
        "<tr>\n" +
        " <td class=\"row-right\">\n" +
        "  <small>{3}</small>\n" +
        " </td>\n" +
        " <td class=\"row-left\">\n" +
        "  <input type=\"text\" name=\"name\" size=\"20\">\n" +
        " </td>\n" +
        "</tr>\n" +
        "<tr>\n" +
        " <td class=\"row-right\">\n" +
        "  <small>{4}</small>\n" +
        " </td>\n" +
        " <td class=\"row-left\">\n" +
        "  <input type=\"text\" name=\"aliases\" size=\"64\">\n" +
        " </td>\n" +
        "</tr>\n" +
        "<tr>\n" +
        " <td class=\"row-right\">\n" +
        "  <small>{5}</small>\n" +
        " </td>\n" +
        " <td class=\"row-left\">\n" +
        "  <input type=\"text\" name=\"appBase\" size=\"64\">\n" +
        " </td>\n" +
        "</tr>\n" ;
    
        private static final String ADD_SECTION_BOOLEAN =
        "<tr>\n" +
        " <td class=\"row-right\">\n" +
        "  <small>{0}</small>\n" +
        " </td>\n" +
        " <td class=\"row-left\">\n" +
        "  <input type=\"checkbox\" name=\"{1}\" {2}>\n" +
        " </td>\n" +
        "</tr>\n" ;
        
        private static final String ADD_SECTION_END =
        "<tr>\n" +
        " <td class=\"row-right\">\n" +
        "  &nbsp;\n" +
        " </td>\n" +
        " <td class=\"row-left\">\n" +
        "  <input type=\"submit\" value=\"{0}\">\n" +
        " </td>\n" +
        "</tr>\n" +
         "</table>\n" +
        "</form>\n" +
        "</td>\n" +
        "</tr>\n" +
        "</table>\n" +
        "<br>\n" +
        "\n";

}