Alipes Project

Clover coverage report - Alipes Project - 0.1

Coverage timestamp: Sat Sep 10 2005 21:25:58 BST

FRAMES NO FRAMES

file stats:	LOC:	112		Methods:	3
	NCLOC:	65		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

FileChangeConsoleAlerter.java

1		/*
2		* $Id: FileShowAllConsoleAlerter.java,v 1.3 2004/03/09 22:29:32
3		* johndavidtaylor Exp $ Created on Mar 10, 2004 by John Taylor jdt@roe.ac.uk .
4		*/
5		package org.abraracourcix.alipes.alerters;
6		import java.io.File;
7		import java.io.IOException;
8		import org.abraracourcix.alipes.listeners.Listener;
9		import org.abraracourcix.alipes.listeners.filter.EventFilterListener;
10		import org.abraracourcix.alipes.listeners.logging.ConsoleListener;
11		import org.abraracourcix.alipes.monitors.file.FileEvent;
12		import org.abraracourcix.alipes.monitors.file.FileStateMonitor;
13		/**
14		* Takes a list of filenames, a stale interval, and watches those files to see
15		* if they're deleted/stale/created or change
16		*
17		* @author jdt
18		*/
19		public final class FileChangeConsoleAlerter {
20		/**
21		* Hide public Constructor
22		*
23		*/
24	0	private FileChangeConsoleAlerter() {
25		}
26		/**
27		* Set the wheels in motion
28		*
29		* @param args
30		* staletime(seconds) files
31		* @throws InterruptedException
32		* if you hit ctrl-C
33		* @throws IOException
34		* if there's a prob finding the files
35		*/
36	0	public static void main(final String[] args)
37		throws InterruptedException, IOException {
38	0	if (args.length < 2) {
39	0	giveHelp();
40	0	return;
41		}
42	0	final String interval = args[0];
43	0	final File[] files = new File[args.length - 1];
44	0	for (int i = 0; i < args.length - 1; ++i) {
45	0	files[i] = new File(args[i + 1]);
46		}
47	0	final int maxFiles2Show = 5;
48	0	System.out.println("Monitoring " + files.length + " files:");
49	0	for (int i = 0; i < Math.min(files.length, maxFiles2Show); ++i) {
50	0	System.out.println(files[i]);
51		}
52	0	System.out.println("...");
53	0	int intervalSecs;
54	0	try {
55	0	intervalSecs = Integer.parseInt(interval);
56		} catch (NumberFormatException nfe) {
57	0	throw new NumberFormatException("3rd argument must be an integer number of seconds ");
58		}
59	0	System.out.println("Ctrl-C when you're bored");
60	0	final ConsoleListener listener = new ConsoleListener();
61	0	final FileEvent[] interestingEvents =
62		{
63		FileEvent.CREATED,
64		FileEvent.DELETED,
65		FileEvent.GONE_STALE,
66		FileEvent.UPDATED };
67	0	final Listener filter =
68		new EventFilterListener(
69		listener,
70		interestingEvents,
71		EventFilterListener.FilterType.INCLUDED);
72	0	final int pollFrequency = 10; //in seconds
73	0	final FileStateMonitor mon =
74		new FileStateMonitor(filter, pollFrequency);
75	0	mon.addFiles(files);
76	0	mon.setStaleInterval(intervalSecs);
77	0	mon.start();
78	0	Thread.sleep(24 * 60 * 60 * 1000); //wait forever, well a day anyway
79		}
80		/**
81		*
82		*/
83	0	private static void giveHelp() {
84	0	System.out.println(
85		"Usage:\n java -jar your_uber_jar_here.jar staleInt file1 file2 ...");
86	0	System.out.println("where:");
87	0	System.out.println(
88		"staleInt is the time in seconds before a file is considered stale");
89	0	System.out.println(
90		"file1 etc are the files you want to watch (can use wildcard expressions in Windows and maybe unix");
91		}
92		}
93		/*
94		* $Log: FileChangeConsoleAlerter.java,v $
95		* Revision 1.1 2004/04/27 10:57:51 johndavidtaylor
96		* changed package name
97		*
98		* Revision 1.1 2004/03/17 21:16:51 johndavidtaylor
99		* Copied across from incubation in beanpeeler
100		*
101		* Revision 1.3 2004/03/11 15:46:34 johndavidtaylor
102		* Applied coding standards
103		* Revision 1.2 2004/03/11 11:33:46
104		* johndavidtaylor Refactored the way that the PollingMonitor worked.
105		* Previously it got started in its ctor, but this allowed access to subclass
106		* resources that hadn't yet been initialised. Bad. Now needs to be started
107		* explicitly post-construction.
108		*
109		* Revision 1.1 2004/03/11 09:49:22 johndavidtaylor Loads of updates
110		*
111		*
112		*/