001 /**
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements. See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License. You may obtain a copy of the License at
008 *
009 * http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018 package org.apache.geronimo.system.logging.log4j;
019
020 import java.io.File;
021 import java.io.FileInputStream;
022 import java.io.FileOutputStream;
023 import java.io.IOException;
024 import java.io.InputStreamReader;
025 import java.io.OutputStream;
026 import java.io.RandomAccessFile;
027 import java.io.Reader;
028 import java.net.MalformedURLException;
029 import java.nio.CharBuffer;
030 import java.nio.MappedByteBuffer;
031 import java.nio.channels.FileChannel;
032 import java.nio.charset.Charset;
033 import java.util.ArrayList;
034 import java.util.Enumeration;
035 import java.util.Iterator;
036 import java.util.LinkedList;
037 import java.util.List;
038 import java.util.Set;
039 import java.util.Timer;
040 import java.util.TimerTask;
041 import java.util.regex.Matcher;
042 import java.util.regex.Pattern;
043 import java.util.regex.PatternSyntaxException;
044
045 import org.apache.commons.logging.Log;
046 import org.apache.commons.logging.LogConfigurationException;
047 import org.apache.commons.logging.LogFactory;
048 import org.apache.geronimo.gbean.GBeanInfo;
049 import org.apache.geronimo.gbean.GBeanInfoBuilder;
050 import org.apache.geronimo.gbean.GBeanLifecycle;
051 import org.apache.geronimo.kernel.log.GeronimoLogFactory;
052 import org.apache.geronimo.kernel.log.GeronimoLogging;
053 import org.apache.geronimo.system.logging.SystemLog;
054 import org.apache.geronimo.system.serverinfo.DirectoryUtils;
055 import org.apache.geronimo.system.serverinfo.ServerConstants;
056 import org.apache.geronimo.system.serverinfo.ServerInfo;
057 import org.apache.log4j.FileAppender;
058 import org.apache.log4j.Level;
059 import org.apache.log4j.LogManager;
060 import org.apache.log4j.Logger;
061
062 /**
063 * A Log4j logging service.
064 *
065 * @version $Rev: 550523 $ $Date: 2007-06-25 11:02:09 -0400 (Mon, 25 Jun 2007) $
066 */
067 public class Log4jService implements GBeanLifecycle, SystemLog {
068 // A substitution variable in the file path in the config file
069 private final static Pattern VARIABLE_PATTERN = Pattern.compile("\\$\\{.*?\\}");
070 // Next 6 are patterns that identify log messages in our default format
071 private final static Pattern DEFAULT_ANY_START = Pattern.compile("^\\d\\d\\:\\d\\d\\:\\d\\d\\,\\d\\d\\d (TRACE|DEBUG|INFO|WARN|ERROR|FATAL) .*");
072 private final static Pattern DEFAULT_FATAL_START = Pattern.compile("^\\d\\d\\:\\d\\d\\:\\d\\d\\,\\d\\d\\d FATAL .*");
073 private final static Pattern DEFAULT_ERROR_START = Pattern.compile("^\\d\\d\\:\\d\\d\\:\\d\\d\\,\\d\\d\\d (ERROR|FATAL) .*");
074 private final static Pattern DEFAULT_WARN_START = Pattern.compile("^\\d\\d\\:\\d\\d\\:\\d\\d\\,\\d\\d\\d (WARN|ERROR|FATAL) .*");
075 private final static Pattern DEFAULT_INFO_START = Pattern.compile("^\\d\\d\\:\\d\\d\\:\\d\\d\\,\\d\\d\\d (INFO|WARN|ERROR|FATAL) .*");
076 private final static Pattern DEFAULT_DEBUG_START = Pattern.compile("^\\d\\d\\:\\d\\d\\:\\d\\d\\,\\d\\d\\d (DEBUG|INFO|WARN|ERROR|FATAL) .*");
077 // Next 6 are patterns that identify log messages if the user changed the format -- but we assume the log level is in there somewhere
078 private final static Pattern UNKNOWN_ANY_START = Pattern.compile("(TRACE|DEBUG|INFO|WARN|ERROR|FATAL)");
079 private final static Pattern UNKNOWN_FATAL_START = Pattern.compile("FATAL");
080 private final static Pattern UNKNOWN_ERROR_START = Pattern.compile("(ERROR|FATAL)");
081 private final static Pattern UNKNOWN_WARN_START = Pattern.compile("(WARN|ERROR|FATAL)");
082 private final static Pattern UNKNOWN_INFO_START = Pattern.compile("(INFO|WARN|ERROR|FATAL)");
083 private final static Pattern UNKNOWN_DEBUG_START = Pattern.compile("(DEBUG|INFO|WARN|ERROR|FATAL)");
084 // Pattern that matches a single line (used to calculate line numbers and check for follow-on stack traces)
085 private final static Pattern FULL_LINE_PATTERN = Pattern.compile("^.*", Pattern.MULTILINE);
086
087 private final static Log log = LogFactory.getLog(Log4jService.class);
088
089 /**
090 * The URL to the configuration file.
091 */
092 private String configurationFile;
093
094 /**
095 * The time (in seconds) between checking for new config.
096 */
097 private int refreshPeriod;
098
099 /**
100 * The properties service
101 */
102 private final ServerInfo serverInfo;
103
104 /**
105 * The URL watch timer (in daemon mode).
106 */
107 private Timer timer = new Timer(true);
108
109 /**
110 * A monitor to check when the config URL changes.
111 */
112 private TimerTask monitor;
113
114 /**
115 * Last time the file was changed.
116 */
117 private long lastChanged = -1;
118
119 /**
120 * Is this service running?
121 */
122 private boolean running = false;
123
124 /**
125 * Construct a <code>Log4jService</code>.
126 *
127 * @param configurationFile The log4j configuration file.
128 * @param refreshPeriod The refresh refreshPeriod (in seconds).
129 */
130 public Log4jService(final String configurationFile, final int refreshPeriod, ServerInfo serverInfo) {
131 this.refreshPeriod = refreshPeriod;
132 this.configurationFile = configurationFile;
133 this.serverInfo = serverInfo;
134 }
135
136 /**
137 * Gets the level of the root logger.
138 */
139 public synchronized String getRootLoggerLevel() {
140 Level level = LogManager.getRootLogger().getLevel();
141
142 if (level != null) {
143 return level.toString();
144 }
145
146 return null;
147 }
148
149 /**
150 * Sets the level of the root logger.
151 *
152 * @param level The level to change the logger to.
153 */
154 public synchronized void setRootLoggerLevel(final String level) {
155
156 String currentLevel = this.getRootLoggerLevel();
157
158 // ensure that the level has really been changed
159 if (!currentLevel.equals(level)) {
160 LogManager.getRootLogger().setLevel(XLevel.toLevel(level));
161 }
162 }
163
164 /**
165 * Gets the level of the logger of the give name.
166 *
167 * @param logger The logger to inspect.
168 */
169 public String getLoggerEffectiveLevel(final String logger) {
170 if (logger == null) {
171 throw new IllegalArgumentException("logger is null");
172 }
173
174 Level level = LogManager.getLogger(logger).getEffectiveLevel();
175
176 if (level != null) {
177 return level.toString();
178 }
179
180 return null;
181 }
182
183 /**
184 * Gets the level of the logger of the give name.
185 *
186 * @param logger The logger to inspect.
187 */
188 public String getLoggerLevel(final String logger) {
189 if (logger == null) {
190 throw new IllegalArgumentException("logger is null");
191 }
192
193 Level level = LogManager.getLogger(logger).getLevel();
194
195 if (level != null) {
196 return level.toString();
197 }
198
199 return null;
200 }
201
202 /**
203 * Sets the level for a logger of the give name.
204 *
205 * @param logger The logger to change level
206 * @param level The level to change the logger to.
207 */
208 public void setLoggerLevel(final String logger, final String level) {
209 if (logger == null) {
210 throw new IllegalArgumentException("logger is null");
211 }
212 if (level == null) {
213 throw new IllegalArgumentException("level is null");
214 }
215
216 log.info("Setting logger level: logger=" + logger + ", level=" + level);
217 Logger.getLogger(logger).setLevel(XLevel.toLevel(level));
218 }
219
220 /**
221 * Get the refresh period.
222 *
223 * @return the refresh period (in seconds)
224 */
225 public synchronized int getRefreshPeriodSeconds() {
226 return refreshPeriod;
227 }
228
229 /**
230 * Set the refresh period.
231 *
232 * @param period the refresh period (in seconds)
233 * @throws IllegalArgumentException if refresh period is < 5
234 */
235 public synchronized void setRefreshPeriodSeconds(final int period) {
236 if (period < 5) {
237 throw new IllegalArgumentException("Refresh period must be at least 5 seconds");
238 }
239
240 if (this.refreshPeriod != period) {
241 this.refreshPeriod = period;
242 schedule();
243 }
244 }
245
246 /**
247 * Get the logging configuration URL.
248 *
249 * @return the logging configuration URL
250 */
251 public synchronized String getConfigFileName() {
252 return configurationFile;
253 }
254
255 /**
256 * Set the logging configuration URL.
257 *
258 * @param configurationFile the logging configuration file
259 */
260 public synchronized void setConfigFileName(final String configurationFile) {
261 log.debug("setConfigFileName() called with configurationFile=" + configurationFile);
262 if (configurationFile == null) {
263 throw new IllegalArgumentException("configurationFile is null");
264 }
265
266 // ensure that the file name has really been updated
267 if (!this.configurationFile.equals(configurationFile)) {
268 this.configurationFile = configurationFile;
269 lastChanged = -1;
270 reconfigure();
271 }
272 }
273
274 /**
275 * Get the content of logging configuration file.
276 *
277 * @return the content of logging configuration file
278 */
279 public synchronized String getConfiguration() {
280 File file = resolveConfigurationFile();
281 if (file == null || !file.canRead()) {
282 return null;
283 }
284 Reader in = null;
285 try {
286 StringBuffer configuration = new StringBuffer();
287 in = new InputStreamReader(new FileInputStream(file));
288 char[] buffer = new char[4096];
289 for (int size = in.read(buffer); size >= 0; size = in.read(buffer)) {
290 configuration.append(buffer, 0, size);
291 }
292 return configuration.toString();
293 } catch (IOException e) {
294 e.printStackTrace();
295 } finally {
296 if (in != null) {
297 try {
298 in.close();
299 } catch (IOException e1) {
300 e1.printStackTrace();
301 }
302 }
303 }
304 return null;
305 }
306
307 /**
308 * Overwrites the content of logging configuration file.
309 *
310 * @param configuration the new content of logging configuration file
311 */
312 public synchronized void setConfiguration(final String configuration) throws IOException {
313 if (configuration == null || configuration.length() == 0) {
314 throw new IllegalArgumentException("configuration is null or an empty string");
315 }
316
317 File file = resolveConfigurationFile();
318 if (file == null) {
319 throw new IllegalStateException("Configuration file is null");
320 }
321
322 // make parent directory if necessary
323 if (!file.getParentFile().exists()) {
324 if (!file.getParentFile().mkdirs()) {
325 throw new IllegalStateException("Could not create parent directory of log configuration file: " + file.getParent());
326 }
327 }
328
329 // verify that the file is writable or does not exist
330 if (file.exists() && !file.canWrite()) {
331 throw new IllegalStateException("Configuration file is not writable: " + file.getAbsolutePath());
332 }
333
334 OutputStream out = null;
335 try {
336 out = new FileOutputStream(file);
337 out.write(configuration.getBytes());
338 log.info("Updated configuration file=" + file.toString());
339 } finally {
340 if (out != null) {
341 try {
342 out.close();
343 } catch (IOException e) {
344 e.printStackTrace();
345 }
346 }
347 }
348 }
349
350 public synchronized String[] getLogFileNames() {
351 List list = new ArrayList();
352 for (Enumeration e = Logger.getRootLogger().getAllAppenders(); e.hasMoreElements();) {
353 Object appender = e.nextElement();
354 if (appender instanceof FileAppender) {
355 list.add(((FileAppender) appender).getFile());
356 }
357 }
358 return (String[]) list.toArray(new String[list.size()]);
359 }
360
361 private static SearchResults searchFile(File file, String targetLevel, Pattern textSearch, Integer start, Integer stop, int max, boolean stacks) {
362 List list = new LinkedList();
363 boolean capped = false;
364 int lineCount = 0;
365 try {
366 RandomAccessFile raf = new RandomAccessFile(file, "r");
367 FileChannel fc = raf.getChannel();
368 MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
369 CharBuffer cb = Charset.forName(System.getProperty("file.encoding")).decode(bb);
370 Matcher target = null;
371 Matcher any = null;
372 Matcher lines = FULL_LINE_PATTERN.matcher(cb);
373 Matcher text = textSearch == null ? null : textSearch.matcher("");
374 boolean hit = false;
375 max = Math.min(max, MAX_SEARCH_RESULTS);
376 while(lines.find()) {
377 ++lineCount;
378 if(target == null) {
379 if(DEFAULT_ANY_START.matcher(cb.subSequence(lines.start(), lines.end())).find()) {
380 target = getDefaultPatternForLevel(targetLevel).matcher("");
381 any = DEFAULT_ANY_START.matcher("");
382 } else {
383 target = getUnknownPatternForLevel(targetLevel).matcher("");
384 any = UNKNOWN_ANY_START.matcher("");
385 }
386 }
387 if(start != null && start.intValue() > lineCount) {
388 continue;
389 }
390 if(stop != null && stop.intValue() < lineCount) {
391 continue;
392 }
393 CharSequence line = cb.subSequence(lines.start(), lines.end());
394 target.reset(line);
395 if(target.find()) {
396 if(text != null) {
397 text.reset(line);
398 if(!text.find()) {
399 hit = false;
400 continue;
401 }
402 }
403 list.add(new LogMessage(lineCount,line.toString()));
404 if(list.size() > max) {
405 list.remove(0);
406 capped = true;
407 }
408 hit = true;
409 } else if(stacks && hit) {
410 any.reset(line);
411 if(!any.find()) {
412 list.add(new LogMessage(lineCount,line.toString()));
413 if(list.size() > max) {
414 list.remove(0);
415 capped = true;
416 }
417 } else {
418 hit = false;
419 }
420 }
421 }
422 fc.close();
423 raf.close();
424 } catch (Exception e) {} // TODO: improve exception handling
425 return new SearchResults(lineCount, (LogMessage[]) list.toArray(new LogMessage[list.size()]), capped);
426 }
427
428 private static String substituteSystemProps(String source) {
429 StringBuffer buf = new StringBuffer();
430 int last = 0;
431 Matcher m = VARIABLE_PATTERN.matcher(source);
432 while(m.find()) {
433 buf.append(source.substring(last, m.start()));
434 String prop = source.substring(m.start()+2, m.end()-1);
435 buf.append(System.getProperty(prop));
436 last = m.end();
437 }
438 buf.append(source.substring(last));
439 return buf.toString();
440 }
441
442 private static Pattern getDefaultPatternForLevel(String targetLevel) {
443 if(targetLevel.equals("FATAL")) {
444 return DEFAULT_FATAL_START;
445 } else if(targetLevel.equals("ERROR")) {
446 return DEFAULT_ERROR_START;
447 } else if(targetLevel.equals("WARN")) {
448 return DEFAULT_WARN_START;
449 } else if(targetLevel.equals("INFO")) {
450 return DEFAULT_INFO_START;
451 } else if(targetLevel.equals("DEBUG")) {
452 return DEFAULT_DEBUG_START;
453 } else {
454 return DEFAULT_ANY_START;
455 }
456 }
457
458 private static Pattern getUnknownPatternForLevel(String targetLevel) {
459 if(targetLevel.equals("FATAL")) {
460 return UNKNOWN_FATAL_START;
461 } else if(targetLevel.equals("ERROR")) {
462 return UNKNOWN_ERROR_START;
463 } else if(targetLevel.equals("WARN")) {
464 return UNKNOWN_WARN_START;
465 } else if(targetLevel.equals("INFO")) {
466 return UNKNOWN_INFO_START;
467 } else if(targetLevel.equals("DEBUG")) {
468 return UNKNOWN_DEBUG_START;
469 } else {
470 return UNKNOWN_ANY_START;
471 }
472 }
473
474 public SearchResults getMatchingItems(String logFile, Integer firstLine, Integer lastLine, String minLevel, String text, int maxResults, boolean includeStackTraces) {
475 // Ensure the file argument is really a log file!
476 if(logFile == null) {
477 throw new IllegalArgumentException("Must specify a log file");
478 }
479 String[] files = getLogFileNames();
480 boolean found = false;
481 for (int i = 0; i < files.length; i++) {
482 if(files[i].equals(logFile)) {
483 found = true;
484 break;
485 }
486 }
487 if(!found) {
488 throw new IllegalArgumentException("Not a log file!");
489 }
490 // Check for valid log level
491 if(minLevel == null) {
492 minLevel = "TRACE";
493 } else if(!minLevel.equals("FATAL") && !minLevel.equals("ERROR") && !minLevel.equals("WARN") &&
494 !minLevel.equals("INFO") && !minLevel.equals("DEBUG") && !minLevel.equals("TRACE")) {
495 throw new IllegalArgumentException("Not a valid log level");
496 }
497 // Check that the text pattern is valid
498 Pattern textPattern = null;
499 try {
500 textPattern = text == null || text.equals("") ? null : Pattern.compile(text);
501 } catch (PatternSyntaxException e) {
502 throw new IllegalArgumentException("Bad regular expression '"+text+"'", e);
503 }
504 // Make sure we can find the log file
505 File log = new File(substituteSystemProps(logFile));
506 if(!log.exists()) {
507 throw new IllegalArgumentException("Log file "+log.getAbsolutePath()+" does not exist");
508 }
509 // Run the search
510 return searchFile(log, minLevel, textPattern, firstLine, lastLine, maxResults, includeStackTraces);
511 }
512
513 /**
514 * Force the logging system to reconfigure.
515 */
516 public void reconfigure() {
517 File file = resolveConfigurationFile();
518 if (file == null || !file.exists()) {
519 return;
520 } else {
521 log.debug("reconfigure() using configurationFile=" + configurationFile);
522 lastChanged = file.lastModified();
523 }
524
525 // Record the default console log level
526 System.setProperty("org.apache.geronimo.log.ConsoleLogLevel", GeronimoLogging.getConsoleLogLevel().toString());
527
528 try {
529 URLConfigurator.configure(file.toURL());
530 } catch (MalformedURLException e) {
531 e.printStackTrace();
532 }
533
534 // refresh the level info for every log
535 GeronimoLogFactory logFactory = (GeronimoLogFactory) LogFactory.getFactory();
536 Set instances = logFactory.getInstances();
537 for (Iterator iterator = instances.iterator(); iterator.hasNext();) {
538 Object log = iterator.next();
539 if (log instanceof CachingLog4jLog) {
540 ((CachingLog4jLog)log).updateLevelInfo();
541 }
542 }
543 }
544
545 private synchronized void schedule() {
546 if (timer != null) {
547 // kill the old monitor
548 if (monitor != null) {
549 monitor.cancel();
550 }
551
552 // start the new one
553 monitor = new URLMonitorTask();
554 TimerTask task = monitor;
555 timer.schedule(monitor, 1000 * refreshPeriod, 1000 * refreshPeriod);
556 task.run();
557 }
558 }
559
560 public void doStart() {
561 LogFactory logFactory = LogFactory.getFactory();
562 if (logFactory instanceof GeronimoLogFactory) {
563 // Make sure the root Logger has loaded
564 Logger logger = LogManager.getRootLogger();
565
566 // Change all of the loggers over to use log4j
567 GeronimoLogFactory geronimoLogFactory = (GeronimoLogFactory) logFactory;
568 synchronized (geronimoLogFactory) {
569 if (!(geronimoLogFactory.getLogFactory() instanceof CachingLog4jLogFactory)) {
570 geronimoLogFactory.setLogFactory(new CachingLog4jLogFactory());
571 }
572 }
573
574 synchronized (this) {
575 reconfigure();
576
577 timer = new Timer(true);
578
579 // Periodically check the configuration file
580 schedule();
581 }
582
583 logEnvInfo();
584 }
585
586 synchronized (this) {
587 running = true;
588 }
589 }
590
591 public synchronized void doStop() {
592 running = false;
593 if (monitor != null) {
594 monitor.cancel();
595 monitor = null;
596 }
597 if (timer != null) {
598 timer.cancel();
599 timer = null;
600 }
601 }
602
603 public void doFail() {
604 doStop();
605 }
606
607 private synchronized File resolveConfigurationFile() {
608 try {
609 return serverInfo.resolveServer(configurationFile);
610 } catch (Exception e) {
611 return null;
612 }
613 }
614
615 private void logEnvInfo() {
616 try {
617 Log log = LogFactory.getLog(Log4jService.class);
618 log.info("----------------------------------------------");
619 log.info("Started Logging Service");
620 log.debug("Log4jService created with configFileName=" + this.configurationFile +
621 ", refreshPeriodSeconds=" + this.refreshPeriod);
622 log.info("Runtime Information:");
623 log.info(" Install Directory = " + DirectoryUtils.getGeronimoInstallDirectory().toString());
624 log.info(" JVM in use = " + System.getProperty("java.vendor") + " Java " + System.getProperty("java.version"));
625 log.info("Java Information:");
626 log.info(" System property [java.runtime.name] = " + System.getProperty("java.runtime.name"));
627 log.info(" System property [java.runtime.version] = " + System.getProperty("java.runtime.version"));
628 log.info(" System property [os.name] = " + System.getProperty("os.name"));
629 log.info(" System property [os.version] = " + System.getProperty("os.version"));
630 log.info(" System property [sun.os.patch.level] = " + System.getProperty("sun.os.patch.level"));
631 log.info(" System property [os.arch] = " + System.getProperty("os.arch"));
632 log.info(" System property [java.class.version] = " + System.getProperty("java.class.version"));
633 log.info(" System property [locale] = " + System.getProperty("user.language") + "_" + System.getProperty("user.country"));
634 log.info(" System property [unicode.encoding] = " + System.getProperty("sun.io.unicode.encoding"));
635 log.info(" System property [file.encoding] = " + System.getProperty("file.encoding"));
636 log.info(" System property [java.vm.name] = " + System.getProperty("java.vm.name"));
637 log.info(" System property [java.vm.vendor] = " + System.getProperty("java.vm.vendor"));
638 log.info(" System property [java.vm.version] = " + System.getProperty("java.vm.version"));
639 log.info(" System property [java.vm.info] = " + System.getProperty("java.vm.info"));
640 log.info(" System property [java.home] = " + System.getProperty("java.home"));
641 log.info(" System property [java.classpath] = " + System.getProperty("java.classpath"));
642 log.info(" System property [java.library.path] = " + System.getProperty("java.library.path"));
643 log.info(" System property [java.endorsed.dirs] = " + System.getProperty("java.endorsed.dirs"));
644 log.info(" System property [java.ext.dirs] = " + System.getProperty("java.ext.dirs"));
645 log.info(" System property [sun.boot.class.path] = " + System.getProperty("sun.boot.class.path"));
646 log.info("----------------------------------------------");
647 } catch (Exception e) {
648 System.err.println("Exception caught during logging of Runtime Information. Exception=" + e.toString());
649 }
650 }
651
652
653 private class URLMonitorTask extends TimerTask {
654 public void run() {
655 try {
656 long lastModified;
657 synchronized (this) {
658 if (running == false) {
659 return;
660 }
661
662 File file = resolveConfigurationFile();
663 if (file == null) {
664 return;
665 }
666
667 lastModified = file.lastModified();
668 }
669
670 if (lastChanged < lastModified) {
671 lastChanged = lastModified;
672 reconfigure();
673 }
674 } catch (Exception e) {
675 }
676 }
677 }
678
679 private static class CachingLog4jLogFactory extends LogFactory {
680 public Log getInstance(Class clazz) throws LogConfigurationException {
681 return getInstance(clazz.getName());
682 }
683
684 public Log getInstance(String name) throws LogConfigurationException {
685 return new CachingLog4jLog(name);
686 }
687
688 public Object getAttribute(String name) {
689 return null;
690 }
691
692 public String[] getAttributeNames() {
693 return new String[0];
694 }
695
696 public void release() {
697 }
698
699 public void removeAttribute(String name) {
700 }
701
702 public void setAttribute(String name, Object value) {
703 }
704 }
705
706 public static final GBeanInfo GBEAN_INFO;
707
708 static {
709 GBeanInfoBuilder infoFactory = GBeanInfoBuilder.createStatic(Log4jService.class, "SystemLog");
710
711 infoFactory.addAttribute("configFileName", String.class, true);
712 infoFactory.addAttribute("refreshPeriodSeconds", int.class, true);
713 infoFactory.addAttribute("configuration", String.class, false);
714 infoFactory.addAttribute("rootLoggerLevel", String.class, false);
715
716 infoFactory.addReference("ServerInfo", ServerInfo.class, "GBean");
717
718 infoFactory.addOperation("reconfigure");
719 infoFactory.addOperation("setLoggerLevel", new Class[]{String.class, String.class});
720 infoFactory.addOperation("getLoggerLevel", new Class[]{String.class});
721 infoFactory.addOperation("getLoggerEffectiveLevel", new Class[]{String.class});
722 infoFactory.addInterface(SystemLog.class);
723
724 infoFactory.setConstructor(new String[]{"configFileName", "refreshPeriodSeconds", "ServerInfo"});
725
726 GBEAN_INFO = infoFactory.getBeanInfo();
727 }
728
729 public static GBeanInfo getGBeanInfo() {
730 return GBEAN_INFO;
731 }
732 }