de.mrapp.android.util.logging

Class Logger

java.lang.Object

de.mrapp.android.util.logging.Logger

public class Logger
extends java.lang.Object

A logger, which allows to write log messages to Logcat. It allows to specify a log level in order to filter log messages depending on their priority.

Since:

1.13.0

Constructor Summary

Constructors

Constructor and Description
Logger(LogLevel logLevel) Creates a new logger, which uses a specific log level.

Method Summary

Modifier and Type	Method and Description
LogLevel	getLogLevel() Returns the current log level.
void	logDebug(java.lang.Class<?> tag, java.lang.String message) Logs a specific message on the log level DEBUG.
void	logDebug(java.lang.Class<?> tag, java.lang.String message, java.lang.Throwable cause) Logs a specific message and exception on the log level DEBUG.
void	logError(java.lang.Class<?> tag, java.lang.String message) Logs a specific message on the log level ERROR.
void	logError(java.lang.Class<?> tag, java.lang.String message, java.lang.Throwable cause) Logs a specific message and exception on the log level ERROR.
void	logInfo(java.lang.Class<?> tag, java.lang.String message) Logs a specific message on the log level INFO.
void	logInfo(java.lang.Class<?> tag, java.lang.String message, java.lang.Throwable cause) Logs a specific message and exception on the log level INFO.
void	logVerbose(java.lang.Class<?> tag, java.lang.String message) Logs a specific message on the log level VERBOSE.
void	logVerbose(java.lang.Class<?> tag, java.lang.String message, java.lang.Throwable cause) Logs a specific message and exception on the log level VERBOSE.
void	logWarn(java.lang.Class<?> tag, java.lang.String message) Logs a specific message on the log level WARN.
void	logWarn(java.lang.Class<?> tag, java.lang.String message, java.lang.Throwable cause) Logs a specific message and exception on the log level WARN.
void	setLogLevel(LogLevel logLevel) Sets the log level.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Logger

public Logger(LogLevel logLevel)

Creates a new logger, which uses a specific log level.

Parameters:

logLevel - The log level, which should be used by the logger, as a value of the enum LogLevel. The log level may not be null

Method Detail

getLogLevel

public final LogLevel getLogLevel()

Returns the current log level. Only log messages with a rank greater or equal than the rank of the currently applied log level, are written to the output.

Returns:

The current log level as a value of the enum LogLevel. The log level may either be ALL, DEBUG, INFO, WARN, ERROR or OFF

setLogLevel

public final void setLogLevel(LogLevel logLevel)

Sets the log level. Only log messages with a rank greater or equal than the rank of the currently applied log level, are written to the output.

Parameters:

logLevel - The log level, which should be set, as a value of the enum LogLevel. The log level may not be null

logVerbose

public final void logVerbose(java.lang.Class<?> tag,
                             java.lang.String message)

Logs a specific message on the log level VERBOSE.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

logVerbose

public final void logVerbose(java.lang.Class<?> tag,
                             java.lang.String message,
                             java.lang.Throwable cause)

Logs a specific message and exception on the log level VERBOSE.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

cause - The exception, which caused the log message, as an instance of the class Throwable. The cause may not be null

logDebug

public final void logDebug(java.lang.Class<?> tag,
                           java.lang.String message)

Logs a specific message on the log level DEBUG.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

logDebug

public final void logDebug(java.lang.Class<?> tag,
                           java.lang.String message,
                           java.lang.Throwable cause)

Logs a specific message and exception on the log level DEBUG.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

cause - The exception, which caused the log message, as an instance of the class Throwable. The cause may not be null

logInfo

public final void logInfo(java.lang.Class<?> tag,
                          java.lang.String message)

Logs a specific message on the log level INFO.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

logInfo

public final void logInfo(java.lang.Class<?> tag,
                          java.lang.String message,
                          java.lang.Throwable cause)

Logs a specific message and exception on the log level INFO.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

cause - The exception, which caused the log message, as an instance of the class Throwable. The cause may not be null

logWarn

public final void logWarn(java.lang.Class<?> tag,
                          java.lang.String message)

Logs a specific message on the log level WARN.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

logWarn

public final void logWarn(java.lang.Class<?> tag,
                          java.lang.String message,
                          java.lang.Throwable cause)

Logs a specific message and exception on the log level WARN.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

cause - The exception, which caused the log message, as an instance of the class Throwable. The cause may not be null

logError

public final void logError(java.lang.Class<?> tag,
                           java.lang.String message)

Logs a specific message on the log level ERROR.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

logError

public final void logError(java.lang.Class<?> tag,
                           java.lang.String message,
                           java.lang.Throwable cause)

Logs a specific message and exception on the log level ERROR.

Parameters:

tag - The tag, which identifies the source of the log message, as an instance of the class Class. The tag may not be null

message - The message, which should be logged, as a String. The message may neither be null, nor empty

cause - The exception, which caused the log message, as an instance of the class Throwable. The cause may not be null