slf4j-1.5.6.zip

package org.slf4j.ext; import org.slf4j.Logger; import org.slf4j.Marker; 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 final Logger logger; final String fqcn; // is this logger instance a LocationAwareLogger 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); } 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); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, 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); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, null); } else { logger.trace(format, arg1, arg2); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(String format, Object[] argArray) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.arrayFormat(format, argArray); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, null); } else { logger.trace(format, argArray); } } /** * 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, 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()) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, msg, 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()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg); ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, 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()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg1, arg2); ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, 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[] argArray) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.arrayFormat(format, argArray); ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, formattedMessage, null); } else { logger.trace(marker, format, argArray); } } /** * Delegate to the appropriate method of the underlying logger. */ public void trace(Marker marker, String msg, Throwable t) { if (!logger.isTraceEnabled()) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(marker, fqcn, LocationAwareLogger.TRACE_INT, msg, t); } else { logger.trace(marker, msg, t); } } /** * Delegate to the appropriate method of the underlying logger. */ public boolean isDebugEnabled() { return logger.isDebugEnabled(); } /** * Delegate to the appropriate method of the underlying logger. */ public boolean isDebugEnabled(Marker marker) { return logger.isDebugEnabled(marker); } /** * Delegate to the appropriate method of the underlying logger. */ public void debug(String msg) { if (!logger.isDebugEnabled()) return; if (instanceofLAL) { ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.DEBUG_INT, msg, null); } else { logger.debug(msg); } } /** * Delegate to the appropriate method of the underlying logger. */ public void debug(String format, Object arg) { if (!logger.isDebugEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.DEBUG_INT, formattedMessage, null); } else { logger.debug(format, arg); } } /** * Delegate to the appropriate method of the underlying logger. */ public void debug(String format, Object arg1, Object arg2) { if (!logger.isDebugEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.format(format, arg1, arg2); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.DEBUG_INT, formattedMessage, null); } else { logger.debug(format, arg1, arg2); } } /** * Delegate to the appropriate method of the underlying logger. */ public void debug(String format, Object[] argArray) { if (!logger.isDebugEnabled()) return; if (instanceofLAL) { String formattedMessage = MessageFormatter.arrayFormat(format, argArray); ((LocationAwareLogger) logger).log(null, fqcn, LocationAwareLogger.DEBUG