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SLF4J 1.7.31 API Source Code
SLF4J API is a simple API that allows to plug in any desired logging library at deployment time.
Here is the source code for SLF4J API 1.7.31. You can download its pre-compiled version slf4j-api-1.7.31.jar at SLF4J Download Website.
✍: FYIcenter.com
⏎ org/slf4j/event/EventRecodingLogger.java
package org.slf4j.event; import java.util.Queue; import org.slf4j.Logger; import org.slf4j.Marker; import org.slf4j.helpers.MessageFormatter; import org.slf4j.helpers.SubstituteLogger; /** * * This class is used to record events during the initialization phase of the * underlying logging framework. It is called by {@link SubstituteLogger}. * * * @author Ceki Gülcü * @author Wessel van Norel * */ public class EventRecodingLogger implements Logger { String name; SubstituteLogger logger; Queue<SubstituteLoggingEvent> eventQueue; // as an event recording logger we have no choice but to record all events final static boolean RECORD_ALL_EVENTS = true; public EventRecodingLogger(SubstituteLogger logger, Queue<SubstituteLoggingEvent> eventQueue) { this.logger = logger; this.name = logger.getName(); this.eventQueue = eventQueue; } public String getName() { return name; } public boolean isTraceEnabled() { return RECORD_ALL_EVENTS; } public void trace(String msg) { recordEvent_0Args(Level.TRACE, null, msg, null); } public void trace(String format, Object arg) { recordEvent_1Args(Level.TRACE, null, format, arg); } public void trace(String format, Object arg1, Object arg2) { recordEvent2Args(Level.TRACE, null, format, arg1, arg2); } public void trace(String format, Object... arguments) { recordEventArgArray(Level.TRACE, null, format, arguments); } public void trace(String msg, Throwable t) { recordEvent_0Args(Level.TRACE, null, msg, t); } public boolean isTraceEnabled(Marker marker) { return RECORD_ALL_EVENTS; } public void trace(Marker marker, String msg) { recordEvent_0Args(Level.TRACE, marker, msg, null); } public void trace(Marker marker, String format, Object arg) { recordEvent_1Args(Level.TRACE, marker, format, arg); } public void trace(Marker marker, String format, Object arg1, Object arg2) { recordEvent2Args(Level.TRACE, marker, format, arg1, arg2); } public void trace(Marker marker, String format, Object... argArray) { recordEventArgArray(Level.TRACE, marker, format, argArray); } public void trace(Marker marker, String msg, Throwable t) { recordEvent_0Args(Level.TRACE, marker, msg, t); } public boolean isDebugEnabled() { return RECORD_ALL_EVENTS; } public void debug(String msg) { recordEvent_0Args(Level.DEBUG, null, msg, null); } public void debug(String format, Object arg) { recordEvent_1Args(Level.DEBUG, null, format, arg); } public void debug(String format, Object arg1, Object arg2) { recordEvent2Args(Level.DEBUG, null, format, arg1, arg2); } public void debug(String format, Object... arguments) { recordEventArgArray(Level.DEBUG, null, format, arguments); } public void debug(String msg, Throwable t) { recordEvent_0Args(Level.DEBUG, null, msg, t); } public boolean isDebugEnabled(Marker marker) { return RECORD_ALL_EVENTS; } public void debug(Marker marker, String msg) { recordEvent_0Args(Level.DEBUG, marker, msg, null); } public void debug(Marker marker, String format, Object arg) { recordEvent_1Args(Level.DEBUG, marker, format, arg); } public void debug(Marker marker, String format, Object arg1, Object arg2) { recordEvent2Args(Level.DEBUG, marker, format, arg1, arg2); } public void debug(Marker marker, String format, Object... arguments) { recordEventArgArray(Level.DEBUG, marker, format, arguments); } public void debug(Marker marker, String msg, Throwable t) { recordEvent_0Args(Level.DEBUG, marker, msg, t); } public boolean isInfoEnabled() { return RECORD_ALL_EVENTS; } public void info(String msg) { recordEvent_0Args(Level.INFO, null, msg, null); } public void info(String format, Object arg) { recordEvent_1Args(Level.INFO, null, format, arg); } public void info(String format, Object arg1, Object arg2) { recordEvent2Args(Level.INFO, null, format, arg1, arg2); } public void info(String format, Object... arguments) { recordEventArgArray(Level.INFO, null, format, arguments); } public void info(String msg, Throwable t) { recordEvent_0Args(Level.INFO, null, msg, t); } public boolean isInfoEnabled(Marker marker) { return RECORD_ALL_EVENTS; } public void info(Marker marker, String msg) { recordEvent_0Args(Level.INFO, marker, msg, null); } public void info(Marker marker, String format, Object arg) { recordEvent_1Args(Level.INFO, marker, format, arg); } public void info(Marker marker, String format, Object arg1, Object arg2) { recordEvent2Args(Level.INFO, marker, format, arg1, arg2); } public void info(Marker marker, String format, Object... arguments) { recordEventArgArray(Level.INFO, marker, format, arguments); } public void info(Marker marker, String msg, Throwable t) { recordEvent_0Args(Level.INFO, marker, msg, t); } public boolean isWarnEnabled() { return RECORD_ALL_EVENTS; } public void warn(String msg) { recordEvent_0Args(Level.WARN, null, msg, null); } public void warn(String format, Object arg) { recordEvent_1Args(Level.WARN, null, format, arg); } public void warn(String format, Object arg1, Object arg2) { recordEvent2Args(Level.WARN, null, format, arg1, arg2); } public void warn(String format, Object... arguments) { recordEventArgArray(Level.WARN, null, format, arguments); } public void warn(String msg, Throwable t) { recordEvent_0Args(Level.WARN, null, msg, t); } public boolean isWarnEnabled(Marker marker) { return RECORD_ALL_EVENTS; } public void warn(Marker marker, String msg) { recordEvent_0Args(Level.WARN, marker, msg, null); } public void warn(Marker marker, String format, Object arg) { recordEvent_1Args(Level.WARN, marker, format, arg); } public void warn(Marker marker, String format, Object arg1, Object arg2) { recordEvent2Args(Level.WARN, marker, format, arg1, arg2); } public void warn(Marker marker, String format, Object... arguments) { recordEventArgArray(Level.WARN, marker, format, arguments); } public void warn(Marker marker, String msg, Throwable t) { recordEvent_0Args(Level.WARN, marker, msg, t); } public boolean isErrorEnabled() { return RECORD_ALL_EVENTS; } public void error(String msg) { recordEvent_0Args(Level.ERROR, null, msg, null); } public void error(String format, Object arg) { recordEvent_1Args(Level.ERROR, null, format, arg); } public void error(String format, Object arg1, Object arg2) { recordEvent2Args(Level.ERROR, null, format, arg1, arg2); } public void error(String format, Object... arguments) { recordEventArgArray(Level.ERROR, null, format, arguments); } public void error(String msg, Throwable t) { recordEvent_0Args(Level.ERROR, null, msg, t); } public boolean isErrorEnabled(Marker marker) { return RECORD_ALL_EVENTS; } public void error(Marker marker, String msg) { recordEvent_0Args(Level.ERROR, marker, msg, null); } public void error(Marker marker, String format, Object arg) { recordEvent_1Args(Level.ERROR, marker, format, arg); } public void error(Marker marker, String format, Object arg1, Object arg2) { recordEvent2Args(Level.ERROR, marker, format, arg1, arg2); } public void error(Marker marker, String format, Object... arguments) { recordEventArgArray(Level.ERROR, marker, format, arguments); } public void error(Marker marker, String msg, Throwable t) { recordEvent_0Args(Level.ERROR, marker, msg, t); } private void recordEvent_0Args(Level level, Marker marker, String msg, Throwable t) { recordEvent(level, marker, msg, null, t); } private void recordEvent_1Args(Level level, Marker marker, String msg, Object arg1) { recordEvent(level, marker, msg, new Object[] { arg1 }, null); } private void recordEvent2Args(Level level, Marker marker, String msg, Object arg1, Object arg2) { if (arg2 instanceof Throwable) { recordEvent(level, marker, msg, new Object[] { arg1 }, (Throwable) arg2); } else { recordEvent(level, marker, msg, new Object[] { arg1, arg2 }, null); } } private void recordEventArgArray(Level level, Marker marker, String msg, Object[] args) { Throwable throwableCandidate = MessageFormatter.getThrowableCandidate(args); if (throwableCandidate != null) { Object[] trimmedCopy = MessageFormatter.trimmedCopy(args); recordEvent(level, marker, msg, trimmedCopy, throwableCandidate); } else { recordEvent(level, marker, msg, args, null); } } // WARNING: this method assumes that any throwable is properly extracted private void recordEvent(Level level, Marker marker, String msg, Object[] args, Throwable throwable) { SubstituteLoggingEvent loggingEvent = new SubstituteLoggingEvent(); loggingEvent.setTimeStamp(System.currentTimeMillis()); loggingEvent.setLevel(level); loggingEvent.setLogger(logger); loggingEvent.setLoggerName(name); loggingEvent.setMarker(marker); loggingEvent.setMessage(msg); loggingEvent.setThreadName(Thread.currentThread().getName()); loggingEvent.setArgumentArray(args); loggingEvent.setThrowable(throwable); eventQueue.add(loggingEvent); } }
⏎ org/slf4j/event/EventRecodingLogger.java
Or download all of them as a single archive file:
File name: slf4j-api-1.7.31-sources.jar File size: 58728 bytes Release date: 2021-06-17 Download
⇒ Source Code for SLF4J 1.7.31 Simple Logging
⇐ Source Code for SLF4J Migrator
2023-03-07, 3614👍, 0💬
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