Logger that writes log messages to console.
Implements: Logger
Description
The ConsoleLogger class provides a logger that writes log messages to console.
Important points
- Errors are written to standard err stream and all other messages to standard out stream.
Configuration parameters
- level: maximum log level to capture
- source: source (context) name
References
- *:context-info:*:*:1.0 - (optional) ContextInfo to detect the context id and specify counters source
Instance methods
_write
Writes a log message to the logger destination.
_write(level: LogLevel, context: Optional[IContext], error: Optional[Exception], message: Optional[str])
- level: LogLevel - a log level.
- context: IContext - (optional) a context to trace execution through a call chain.
- error: Optional[Exception] - an error object associated with this message.
- message: Optional[str] - a human-readable message to log.
Examples
logger = ConsoleLogger()
logger.set_level(LogLevel.debug)
logger.error("123", ex, "Error occured: %s", ex.message)
logger.debug("123", "Everything is OK.")