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Java > Open Source Codes > net > sourceforge > groboutils > codecoverage > v2 > logger > NoOpChannelLoggerFactory


1 /*
2  * @(#)NoOpChannelLoggerFactory.java
3  *
4  * Copyright (C) 2002-2003 Matt Albrecht
5  * groboclown@users.sourceforge.net
6  * http://groboutils.sourceforge.net
7  *
8  * Permission is hereby granted, free of charge, to any person obtaining a
9  * copy of this software and associated documentation files (the "Software"),
10  * to deal in the Software without restriction, including without limitation
11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12  * and/or sell copies of the Software, and to permit persons to whom the
13  * Software is furnished to do so, subject to the following conditions:
14  *
15  * The above copyright notice and this permission notice shall be included in
16  * all copies or substantial portions of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
22  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24  * DEALINGS IN THE SOFTWARE.
25  */
26
27 package net.sourceforge.groboutils.codecoverage.v2.logger;
28
29 import java.util.Properties JavaDoc;
30
31 import net.sourceforge.groboutils.codecoverage.v2.IChannelLogger;
32 import net.sourceforge.groboutils.codecoverage.v2.IChannelLoggerFactory;
33
34
35 /**
36  * The singleton invoked at runtime to log each marked bytecode instruction
37  * covered.
38  * <P>
39  * This class needs to be fast, efficient, thread-safe, and classloader-safe.
40  * "Classloader-safe" means that it needs to be resiliant to multiple instances
41  * of this class being loaded, and possibly interfering with each other.
42  *
43  * @author Matt Albrecht <a HREF="mailto:groboclown@users.sourceforge.net">groboclown@users.sourceforge.net</a>
44  * @version $Date: 2003/02/10 22:51:28 $
45  * @since December 17, 2002
46  */
47 public class NoOpChannelLoggerFactory implements IChannelLoggerFactory
48 {
49     /**
50      * Creates a specific logger type. Initializes the logger based on the
51      * given collection of properties.
52      *
53      * @param propertyPrefix the prefix that all logger properties will begin
54      * with. Expect all logger-specific properties to be appended directly
55      * to this string.
56      * @param props the property collection to pull the logger properties from.
57      * @param channelIndex channel number to log to.
58      * @return the initialized logger.
59      */
60     public IChannelLogger createChannelLogger(
61             String JavaDoc propertyPrefix, Properties JavaDoc props, short channelIndex )
62     {
63         return new NoOpChannelLogger();
64     }
65 }
66
67
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