slf4j-1.7.26.zip

/** * Copyright (c) 2004-2011 QOS.ch * All rights reserved. * * Permission is hereby granted, free of charge, to any person obtaining * a copy of this software and associated documentation files (the * "Software"), to deal in the Software without restriction, including * without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to * permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be * included in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. * */ package org.slf4j.ext; import org.slf4j.Logger; import org.slf4j.Marker; import org.slf4j.helpers.FormattingTuple; import org.slf4j.helpers.MessageFormatter; import org.slf4j.spi.LocationAwareLogger; /** * A helper class wrapping an {@link org.slf4j.Logger} instance preserving * location information if the wrapped instance supports it. * * @author Ralph Goers * @author Ceki Gülcü */ public class LoggerWrapper implements Logger { // To ensure consistency between two instances sharing the same name // (homonyms) // a LoggerWrapper should not contain any state beyond // the Logger instance it wraps. // Note that 'instanceofLAL' directly depends on Logger. // fqcn depend on the caller, but its value would not be different // between successive invocations of a factory class protected final Logger logger; final String fqcn; // is this logger instance a LocationAwareLogger protected final boolean instanceofLAL; public LoggerWrapper(Logger logger, String fqcn) { this.logger = logger; this.fqcn = fqcn; if (logger instanceof LocationAwareLogger) { instanceofLAL = true; } else { instanceofLAL = false; } } /** * Delegate to the appropriate method of the underlying logger. */ public boolean isTraceEnabled() { return logger.isTraceEnabled(); } /** * Delegate to the appropriate method of the underlying logger. */ public boolean isTraceEnabled(Marker marker) { return logger.isTraceEnabled(marker); } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(String msg) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, msg, null, null); } else { logger.trace(msg); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(String format, Object arg) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg).getMessage(); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, new Object[] { arg }, null); } else { logger.trace(format, arg); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(String format, Object arg1, Object arg2) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg1, arg2).getMessage(); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, new Object[] { arg1, arg2 }, null); } else { logger.trace(format, arg1, arg2); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(String format, Object... args) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.arrayFormat(format, args).getMessage(); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, args, null); } else { logger.trace(format, args); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(String msg, Throwable t) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, msg, null, t); } else { logger.trace(msg, t); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(Marker marker, String msg) { if (!logger.isTraceEnabled(marker)) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, msg, null, null); } else { logger.trace(marker, msg); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(Marker marker, String format, Object arg) { if (!logger.isTraceEnabled(marker)) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg).getMessage(); ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, new Object[] { arg }, null); } else { logger.trace(marker, format, arg); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(Marker marker, String format, Object arg1, Object arg2) { if (!logger.isTraceEnabled(marker)) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg1, arg2).getMessage(); ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, new Object[] { arg1, arg2 }, null); } else { logger.trace(marker, format, arg1, arg2); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(Marker marker, String format, Object... args) { if (!logger.isTraceEnabled(marker)) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.arrayFormat(format, args).getMessage(); ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, args, null); } else { logger.trace(marker, format, args); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(Marker marker, String msg, Throwable t) { if (!logger.isTraceEnabled(marker)) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, msg, null, t); } else { logger.trace(marker, msg, t); } } /** * Delegate to the appropriate method of the underlying logger.