Package software.amazon.awssdk.crt

Class Log

java.lang.Object

software.amazon.awssdk.crt.Log

public class Log
extends Object

Static wrapper around native and crt logging. It is NOT safe to change the logging setup after it has been initialized.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	Log.LogLevel	Enum that controls how detailed logging should be.
static class	Log.LogSubject

Constructor Summary

Constructors

Constructor	Description
Log()

Method Summary

Modifier and Type	Method	Description
static void	initLoggingFromSystemProperties()	Examines logging-related system properties and initializes the logging system if they have been properly set.
static void	initLoggingToFile(Log.LogLevel level, String filename)	Initializes logging to go to a file
static void	initLoggingToStderr(Log.LogLevel level)	Initializes logging to go to stderr
static void	initLoggingToStdout(Log.LogLevel level)	Initializes logging to go to stdout
static void	log(Log.LogLevel level, Log.LogSubject subject, String message)	Logs a message at the specified log level.

Methods inherited from class java.lang.Object

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

Constructor Detail

Log

public Log()

Method Detail

log

public static void log(Log.LogLevel level,
                       Log.LogSubject subject,
                       String message)

Logs a message at the specified log level.

Parameters:

level - (for filtering purposes) level attached to the log invocation

subject - (for filtering purposes) log subject

message - log string to write

initLoggingFromSystemProperties

public static void initLoggingFromSystemProperties()
                                            throws IllegalArgumentException

Examines logging-related system properties and initializes the logging system if they have been properly set.

Throws:

IllegalArgumentException

initLoggingToStdout

public static void initLoggingToStdout(Log.LogLevel level)

Initializes logging to go to stdout

Parameters:

level - the filter level to apply to log calls

initLoggingToStderr

public static void initLoggingToStderr(Log.LogLevel level)

Initializes logging to go to stderr

Parameters:

level - the filter level to apply to log calls

initLoggingToFile

public static void initLoggingToFile(Log.LogLevel level,
                                     String filename)

Initializes logging to go to a file

Parameters:

level - the filter level to apply to log calls

filename - name of the file to direct logging to