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:	123		Methods:	3
	NCLOC:	75		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

FileWildCardChangeConsoleAlerter.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
9		import org.abraracourcix.alipes.common.RegExpCreator;
10		import org.abraracourcix.alipes.listeners.Listener;
11		import org.abraracourcix.alipes.listeners.filter.EventFilterListener;
12		import org.abraracourcix.alipes.listeners.logging.ConsoleListener;
13		import org.abraracourcix.alipes.monitors.file.FileEvent;
14		import org.abraracourcix.alipes.monitors.file.FileStateMonitor;
15		import org.abraracourcix.alipes.monitors.file.FileStateMonitorFactory;
16		import org.apache.commons.logging.Log;
17		import org.apache.commons.logging.LogFactory;
18		/**
19		* Takes a filename wildcard pattern, a stale interval, and watches those files
20		* to see if they're deleted/stale/created or change @TODO sort out the
21		* difficulty of entering wildcards on the commandline!
22		*
23		* @author jdt
24		*/
25		public final class FileWildCardChangeConsoleAlerter {
26		/**
27		* Hide public Constructor
28		*
29		*/
30	0	private FileWildCardChangeConsoleAlerter() {
31		}
32		/**
33		* Log
34		*/
35		private static Log log =
36		LogFactory.getLog(FileWildCardChangeConsoleAlerter.class);
37		/**
38		* Set the wheels in motion
39		*
40		* @param args
41		* rootfolder wildcard staletime(seconds)
42		* @throws InterruptedException
43		* if you hit ctrl-C
44		* @throws IOException
45		* if there's a prob finding the files
46		*/
47	0	public static void main(final String[] args)
48		throws InterruptedException, IOException {
49	0	if (args.length != 3) {
50	0	giveHelp();
51	0	return;
52		}
53	0	final String dirName = args[0];
54	0	final String wildCards = args[1];
55	0	final String interval = args[2];
56	0	log.info("dirName=" + dirName);
57	0	log.info("wildCards=" + wildCards);
58	0	log.info("interval=" + interval);
59	0	final File root = new File(dirName);
60	0	if (!(root.exists())) {
61	0	throw new IOException("Directory " + dirName + " doesn't exist");
62		}
63	0	if (!root.isDirectory()) {
64	0	throw new IOException(dirName + " isn't a directory");
65		}
66	0	int intervalSecs;
67	0	try {
68	0	intervalSecs = Integer.parseInt(interval);
69		} catch (NumberFormatException nfe) {
70	0	throw new NumberFormatException("3rd argument must be an integer number of seconds ");
71		}
72	0	System.out.println("Ctrl-C when you're bored");
73	0	final String regExp = RegExpCreator.getRegExp(wildCards);
74	0	final ConsoleListener listener = new ConsoleListener();
75	0	final FileEvent[] interestingEvents =
76		{
77		FileEvent.CREATED,
78		FileEvent.DELETED,
79		FileEvent.GONE_STALE,
80		FileEvent.UPDATED };
81	0	final Listener filter =
82		new EventFilterListener(
83		listener,
84		interestingEvents,
85		EventFilterListener.FilterType.INCLUDED);
86	0	final int pollFrequency = 10; //in seconds
87	0	final FileStateMonitor mon =
88		FileStateMonitorFactory.getFileStateMonitor(
89		root,
90		regExp,
91		filter,
92		pollFrequency);
93	0	mon.setStaleInterval(intervalSecs);
94	0	Thread.sleep(24 * 60 * 60 * 1000); //wait forever, well a day anyway
95		}
96		/**
97		*
98		*/
99	0	private static void giveHelp() {
100	0	System.out.println(
101		"Usage:\n java -jar your_uber_jar_here.jar dir files staleInt");
102	0	System.out.println("where:\ndir is the root directory e.g. /tmp");
103	0	System.out.println("files is a wildcard expression e.g. *.txt");
104	0	System.out.println(
105		"and staleInt is the time in seconds before a file is considered stale");
106		}
107		}
108		/*
109		* $Log: FileWildCardChangeConsoleAlerter.java,v $
110		* Revision 1.1 2004/04/27 10:57:51 johndavidtaylor
111		* changed package name
112		*
113		* Revision 1.1 2004/03/17 21:16:51 johndavidtaylor
114		* Copied across from incubation in beanpeeler
115		*
116		* Revision 1.2 2004/03/11 15:46:34 johndavidtaylor
117		* Applied coding standards
118		*
119		* Revision 1.1 2004/03/11 09:49:22 johndavidtaylor
120		* Loads of updates
121		*
122		*
123		*/