| Line | Hits | Source |
|---|---|---|
| 1 | /* | |
| 2 | Chrysalis Web Framework [http://chrysalis.sourceforge.net] | |
| 3 | Copyright (c) 2002, 2003, 2004, Paul Strack | |
| 4 | ||
| 5 | All rights reserved. | |
| 6 | ||
| 7 | Redistribution and use in source and binary forms, with or without | |
| 8 | modification, are permitted provided that the following conditions are met: | |
| 9 | ||
| 10 | 1. Redistributions of source code must retain the above copyright notice, this | |
| 11 | list of conditions and the following disclaimer. | |
| 12 | ||
| 13 | 2. Redistributions in binary form must reproduce the above copyright notice, | |
| 14 | this list of conditions and the following disclaimer in the documentation | |
| 15 | and/or other materials provided with the distribution. | |
| 16 | ||
| 17 | 3. Neither the name of the copyright holder nor the names of its contributors | |
| 18 | may be used to endorse or promote products derived from this software without | |
| 19 | specific prior written permission. | |
| 20 | ||
| 21 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
| 22 | ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | |
| 23 | WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | |
| 24 | DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR | |
| 25 | ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | |
| 26 | (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
| 27 | LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON | |
| 28 | ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
| 29 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | |
| 30 | SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
| 31 | */ | |
| 32 | ||
| 33 | package org.chwf.plugin.defaults; | |
| 34 | ||
| 35 | import org.chwf.config.ConfigFactory; | |
| 36 | import org.chwf.plugin.Logger; | |
| 37 | import org.chwf.servlet.ServletData; | |
| 38 | ||
| 39 | /** | |
| 40 | * A default user plugin implementation that uses the Servlet API to log errors | |
| 41 | * and text. It ignores the context class, and uses the Chrysalis-Config.xml | |
| 42 | * file to determine is debugging is active. | |
| 43 | * | |
| 44 | * @author <a href="mailto:pfstrack@users.sourceforge.net">Paul Strack</a> | |
| 45 | */ | |
| 46 | 1 | public class DefaultLogger extends Logger { |
| 47 | ||
| 48 | /** Whether debug logging is enabled. */ | |
| 49 | private final boolean debug; | |
| 50 | ||
| 51 | /** Constuctor.<p> */ | |
| 52 | 1 | public DefaultLogger() { |
| 53 | 1 | this.debug = |
| 54 | ConfigFactory.getConfig(Logger.class).getBoolean("logger.debug", false); | |
| 55 | 1 | } |
| 56 | ||
| 57 | /** | |
| 58 | * Log the message using the <code>ServletContext.log()</code> method or | |
| 59 | * <code>System.err</code>, depending on what is available.<p> | |
| 60 | * | |
| 61 | * @param context The context class for the log message. | |
| 62 | * @param message The message (string value is logged). | |
| 63 | * @param ex The exception (logs the stack-trace). | |
| 64 | * @param debug True if logged at the debug level. | |
| 65 | */ | |
| 66 | public void log(Class context, Object message, Throwable ex, boolean debug) { | |
| 67 | 10 | if (!debug || this.debug) { |
| 68 | 6 | String msg = "[" + context.getName() + "] " + String.valueOf(message); |
| 69 | 6 | if (ServletData.isInitialized()) { |
| 70 | 4 | logToServletLog(ex, msg); |
| 71 | } else { | |
| 72 | 2 | logToSystemErr(ex, msg); |
| 73 | } | |
| 74 | } | |
| 75 | 10 | } |
| 76 | ||
| 77 | /** | |
| 78 | * Log the message using the <code>ServletContext.log()</code>. | |
| 79 | * | |
| 80 | * @param ex The exception (logs the stack-trace). | |
| 81 | * @param msg The message (string value is logged). | |
| 82 | */ | |
| 83 | private void logToServletLog(Throwable ex, String msg) { | |
| 84 | 4 | if (ex == null) { |
| 85 | 1 | ServletData.getApplication().log(msg); |
| 86 | } else { | |
| 87 | 3 | ServletData.getApplication().log(msg, ex); |
| 88 | } | |
| 89 | 4 | } |
| 90 | ||
| 91 | /** | |
| 92 | * Log the message using System.err. | |
| 93 | * | |
| 94 | * @param ex The exception (logs the stack-trace). | |
| 95 | * @param msg The message (string value is logged). | |
| 96 | */ | |
| 97 | private void logToSystemErr(Throwable ex, String msg) { | |
| 98 | 2 | System.err.println(msg); |
| 99 | 2 | if (ex != null) { |
| 100 | 1 | ex.printStackTrace(); |
| 101 | } | |
| 102 | 2 | } |
| 103 | } |
|
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