| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.netbeans.modules.web.monitor.server; |
| |
| import java.io.BufferedReader; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.IOException; |
| import java.io.PrintWriter; |
| |
| import java.net.MalformedURLException; |
| import java.net.URL; |
| import java.net.URLConnection; |
| |
| import java.util.Enumeration; |
| import java.util.ResourceBundle; |
| import java.util.Vector; |
| |
| import org.netbeans.modules.web.monitor.data.*; |
| |
| |
| /** |
| * NotifyUtil.java |
| * |
| * |
| * Created: Mon Aug 27 17:21:03 2001 |
| * |
| * @author Ana von Klopp |
| * @version |
| */ |
| |
| class NotifyUtil { |
| |
| private String ideServer = null; |
| private Vector otherIDEs = null; |
| boolean errorPrinted = false; |
| private final static String putServlet = |
| "/servlet/org.netbeans.modules.web.monitor.client.PutTransaction?"; //NOI18N |
| |
| private final static String replayServlet = |
| "/servlet/org.netbeans.modules.web.monitor.client.ReplaySendXMLServlet"; //NOI18N |
| |
| |
| private static final boolean debug = false; |
| |
| NotifyUtil() { |
| otherIDEs = new Vector(); |
| if(debug) log("NotifyUtil::constructor at end"); //NOI18N |
| } |
| |
| /** |
| * Sets the URL of any IDEs that should receive monitor data. |
| * We assume that the first IDE set in this way is the primary |
| * one. |
| * |
| * @param name The host name or IP address of the host on which |
| * the IDE is running. |
| * @param portS The port on which the IDE's internal HTTP server |
| * is running. |
| */ |
| void setIDE(String name, String portS) throws MalformedURLException { |
| |
| int port = 0; |
| try { |
| port = Integer.parseInt(portS); |
| } |
| catch(NumberFormatException nfe) { |
| throw new MalformedURLException("Port number is not an integer"); //NOI18N |
| } |
| |
| try { |
| if(ideServer == null) |
| ideServer = new URL("http", name, port, putServlet).toString(); //NOI18N |
| else |
| otherIDEs.add(new URL("http", name, port, putServlet).toString()); //NOI18N |
| |
| } |
| catch(MalformedURLException mux) { |
| throw mux; |
| } |
| } |
| |
| /** |
| * Sets the URL of any IDEs that should receive monitor data. |
| * We assume that the first IDE set in this way is the primary |
| * one. |
| * |
| * @param server A reference to the server on which the IDE is |
| * running in host:port format. |
| */ |
| void setIDE(String server) throws MalformedURLException { |
| |
| String host = server.substring(0, server.indexOf(":")); //NOI18N |
| String port = server.substring(server.indexOf(":") + 1); //NOI18N |
| setIDE(host, port); |
| if(debug){ |
| log("host: " + host); //NOI18N |
| log("port: " + port); //NOI18N |
| } |
| } |
| |
| void sendRecord(MonitorData monData, String queryStr) { |
| |
| if(debug) log("NotifyUtil::notifyServer"); //NOI18N |
| |
| if(ideServer != null) { |
| String urlStr = ideServer.concat(queryStr); |
| if(debug) log("NotifyUtil: url is " + urlStr); //NOI18N |
| sendRecord(urlStr, monData); |
| } |
| |
| if(otherIDEs.isEmpty()) return; |
| |
| Enumeration ides = otherIDEs.elements(); |
| while(ides.hasMoreElements()) { |
| |
| String base = (String)ides.nextElement(); |
| |
| if(debug) |
| log("NotifyUtil: url is " + base.concat(queryStr)); //NOI18N |
| if(!sendRecord(base.concat(queryStr), monData)) |
| otherIDEs.remove(base); |
| } |
| return; |
| } |
| |
| private boolean sendRecord(String urlS, MonitorData monData) { |
| |
| boolean status = false; |
| |
| URL url = null; |
| try { |
| url = new URL(urlS); |
| } |
| catch(MalformedURLException mux) { |
| return status; |
| } |
| RecordSender recordSender = new RecordSender(url, monData); |
| recordSender.start(); |
| try { |
| recordSender.join(3000); |
| status = recordSender.getStatus(); |
| } |
| catch(InterruptedException ix) {} |
| recordSender = null; |
| return status; |
| } |
| |
| |
| /** |
| * |
| * @param id |
| * @param status |
| * @param host |
| */ |
| |
| RequestData getRecord(String id, String status, String host, int port) { |
| |
| RequestData rd = null; |
| |
| // This is the default case - the server port was already known |
| |
| StringBuffer uriBuf = new StringBuffer(replayServlet); //NOI18N |
| uriBuf.append("?status="); //NOI18N |
| uriBuf.append(status); |
| uriBuf.append("&id="); //NOI18N |
| uriBuf.append(id); |
| |
| URL url = null; |
| try { |
| url = new URL("http", host, port, uriBuf.toString()); //NOI18N |
| } |
| catch(MalformedURLException mux) { |
| // This should not happen |
| } |
| |
| if(debug) log(url.toString()); |
| |
| RecordFetcher recordFetcher = new RecordFetcher(url); |
| recordFetcher.start(); |
| try { |
| recordFetcher.join(3000); |
| if(recordFetcher.getStatus()) |
| return recordFetcher.getMonitorData().getRequestData(); |
| else |
| return null; |
| } |
| catch(InterruptedException ix) {} |
| recordFetcher = null; |
| return null; |
| } |
| |
| /** |
| * This thread is used to send records to the IDE's internal |
| * server. |
| */ |
| class RecordSender extends Thread { |
| |
| URL url = null; |
| boolean gotAck = false; |
| boolean triedToRestart = false; |
| URLConnection conn = null; |
| MonitorData monData = null; |
| |
| RecordSender(URL url, MonitorData monData) { |
| super("HTTP Monitor, sends data to IDE"); //NOI18N |
| this.monData = monData; |
| this.url = url; |
| } |
| |
| public void run() { |
| if(debug) |
| log("NotifyUtil: connecting to " + //NOI18N |
| url.toString()); |
| |
| PrintWriter out = null; |
| BufferedReader in = null; |
| |
| try { |
| if(debug) log("\tOpening connection"); //NOI18N |
| conn = url.openConnection(); |
| conn.setRequestProperty("\tContent-type","text/xml"); //NOI18N |
| conn.setDoOutput(true); |
| try { |
| out = new PrintWriter(conn.getOutputStream()); |
| } catch (IOException e) { |
| if (!NotifyUtil.this.errorPrinted) { |
| String msg = ResourceBundle.getBundle("org.netbeans.modules.web.monitor.server.Bundle").getString("MON_Warning_httpserver_problem"); // NOI18N |
| System.out.println(msg); |
| NotifyUtil.this.errorPrinted = true; |
| } |
| return; |
| } |
| if(debug) log("\tGot output stream"); //NOI18N |
| monData.write(out); |
| out.flush(); |
| |
| if(debug) { |
| String file = |
| monData.createTempFile("notifyutil.xml"); // NOI18N |
| log("Wrote replay data to " + file); // NOI18N |
| } |
| |
| try { |
| in = new BufferedReader(new InputStreamReader(conn.getInputStream())); |
| } catch (IOException e) { |
| if (!NotifyUtil.this.errorPrinted) { |
| String msg = ResourceBundle.getBundle("org.netbeans.modules.web.monitor.server.Bundle").getString("MON_Warning_disabled_monitor"); // NOI18N |
| System.out.println(msg); |
| NotifyUtil.this.errorPrinted = true; |
| } |
| return; |
| } |
| |
| String inputLine = null; |
| |
| while ((inputLine = in.readLine()) != null) { |
| |
| if(inputLine.equals(Constants.Comm.ACK)) { |
| if(debug) log("\tGot ack"); //NOI18N |
| gotAck = true; |
| break; |
| } |
| } |
| } |
| catch(IOException ioe) { |
| log(ioe); |
| |
| } |
| catch(NullPointerException npe) { |
| log(npe); |
| } |
| catch(Throwable t) { |
| log(t); |
| } |
| finally { |
| try { |
| in.close(); |
| } |
| catch(Throwable t) { |
| } |
| |
| try { |
| out.close(); |
| } |
| catch(Throwable t) { |
| } |
| } |
| } |
| |
| boolean getStatus() { |
| return gotAck; |
| } |
| } |
| |
| |
| class RecordFetcher extends Thread { |
| |
| URL url = null; |
| boolean gotAck = false; |
| String trace = null; |
| |
| MonitorData monData = null; |
| |
| RecordFetcher(URL url) { |
| super("HTTP Monitor, retrieves data from IDE"); //NOI18N |
| this.url = url; |
| } |
| |
| MonitorData getMonitorData() { |
| return monData; |
| } |
| |
| public void run() { |
| |
| InputStream in = null; |
| InputStreamReader urlIn = null; |
| |
| try { |
| in = url.openStream(); |
| urlIn = new InputStreamReader(in); |
| monData = MonitorData.createGraph(urlIn); |
| gotAck = true; |
| } |
| catch(Throwable t) { |
| gotAck = false; |
| trace = Logger.getStackTrace(t); |
| } |
| finally { |
| try { |
| urlIn.close(); |
| } |
| catch (Exception ex) {} |
| try { |
| in.close(); |
| } |
| catch (Exception ex) {} |
| } |
| } |
| |
| boolean getStatus() { |
| return gotAck; |
| } |
| |
| } |
| |
| void log(Throwable t) { |
| log(Logger.getStackTrace(t)); |
| } |
| |
| void log(String msg) { |
| System.out.println("NotifyUtil::" + msg); //NOI18N |
| } |
| } // NotifyUtil |