[857] | 1 | package de.ugoe.cs.autoquest.htmlmonitor; |
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| 2 | |
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| 3 | import de.ugoe.cs.util.console.Console; |
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| 4 | |
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| 5 | /** |
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| 6 | * <p> |
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| 7 | * TODO comment |
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| 8 | * </p> |
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| 9 | * |
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| 10 | * @author Patrick Harms |
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| 11 | */ |
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| 12 | public class HtmlMonitor implements HtmlMonitorComponent { |
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| 13 | |
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| 14 | /** */ |
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| 15 | private int port = 8090; |
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| 16 | |
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| 17 | /** */ |
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| 18 | private HtmlMonitorServer server; |
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| 19 | |
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| 20 | /** */ |
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| 21 | private String logFileBaseDir; |
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| 22 | |
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| 23 | /** */ |
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| 24 | private HtmlMonitorLogManager logManager; |
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| 25 | |
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| 26 | /** */ |
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| 27 | private Thread shutdownHook; |
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| 28 | |
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| 29 | /** |
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| 30 | * <p> |
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| 31 | * TODO: comment |
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| 32 | * </p> |
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| 33 | * |
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| 34 | * @param logFileBaseDir |
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| 35 | */ |
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| 36 | HtmlMonitor(String[] commandLineArguments) { |
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| 37 | if (commandLineArguments.length > 0) { |
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| 38 | this.logFileBaseDir = commandLineArguments[0]; |
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| 39 | Console.println("putting logs into directory " + this.logFileBaseDir); |
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| 40 | } |
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| 41 | |
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| 42 | if (commandLineArguments.length > 1) { |
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| 43 | try { |
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| 44 | this.port = Integer.parseInt(commandLineArguments[1]); |
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| 45 | } |
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| 46 | catch (NumberFormatException e) { |
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| 47 | Console.println("ignoring invalid port specification " + commandLineArguments[1]); |
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| 48 | } |
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| 49 | Console.println("listening on port " + this.port); |
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| 50 | } |
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| 51 | } |
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| 52 | |
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| 53 | /* (non-Javadoc) |
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| 54 | * @see de.ugoe.cs.autoquest.htmlmonitor.HtmlMonitorComponent#init() |
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| 55 | */ |
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| 56 | @Override |
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| 57 | public synchronized void init() throws HtmlMonitorException { |
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| 58 | if (server != null) { |
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| 59 | throw new IllegalStateException("already initialized."); |
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| 60 | } |
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| 61 | |
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| 62 | try { |
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| 63 | logManager = new HtmlMonitorLogManager(logFileBaseDir); |
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| 64 | logManager.init(); |
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| 65 | |
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| 66 | server = new HtmlMonitorServer(port, logManager); |
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| 67 | server.init(); |
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| 68 | |
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| 69 | shutdownHook = new Thread(new ShutdownHook(server, logManager)); |
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| 70 | } |
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| 71 | catch (HtmlMonitorException e) { |
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| 72 | Console.printerrln("could not initialize HTML monitor: " + e); |
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| 73 | Console.logException(e); |
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| 74 | } |
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| 75 | } |
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| 76 | |
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| 77 | /* (non-Javadoc) |
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| 78 | * @see de.ugoe.cs.autoquest.htmlmonitor.HtmlMonitorComponent#start() |
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| 79 | */ |
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| 80 | @Override |
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| 81 | public synchronized void start() { |
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| 82 | if (server == null) { |
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| 83 | throw new IllegalStateException("not initialized."); |
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| 84 | } |
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| 85 | |
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| 86 | try { |
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| 87 | Runtime.getRuntime().addShutdownHook(shutdownHook); |
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| 88 | logManager.start(); |
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| 89 | server.start(); |
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| 90 | } |
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| 91 | catch (HtmlMonitorException e) { |
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| 92 | Console.printerrln("could not start HTML monitor: " + e); |
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| 93 | Console.logException(e); |
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| 94 | } |
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| 95 | } |
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| 96 | |
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| 97 | /* (non-Javadoc) |
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| 98 | * @see de.ugoe.cs.autoquest.htmlmonitor.HtmlMonitorComponent#stop() |
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| 99 | */ |
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| 100 | @Override |
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| 101 | public synchronized void stop() { |
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| 102 | if (server == null) { |
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| 103 | throw new IllegalStateException("not initialized."); |
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| 104 | } |
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| 105 | |
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| 106 | Runtime.getRuntime().removeShutdownHook(shutdownHook); |
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| 107 | server.stop(); |
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| 108 | logManager.stop(); |
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| 109 | |
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| 110 | server = null; |
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| 111 | logManager = null; |
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| 112 | } |
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| 113 | |
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| 114 | } |
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