@CheckReturnValue

Package io.spine.logging.flogger.backend

Introduces a logging backend and dependent entities.

See Also:

Original Java code of Google Flogger

Interface Summary

Interface	Description
LogData	A backend API for determining metadata associated with a log statement.
MetadataHandler.RepeatedValueHandler<T,C>	API for handling repeated metadata key/values in a single callback.
MetadataHandler.ValueHandler<T,C>	API for handling metadata key/value pairs individually.
SimpleMessageFormatter.SimpleLogHandler	Deprecated. Use a LogMessageFormatter and obtain the level and cause separately.

Class Summary

Class	Description
BaseMessageFormatter	The default formatter for log messages and arguments.
FormatOptions	A structured representation of formatting options compatible with printf style formatting.
KeyValueFormatter	Formats key/value pairs as a human readable string on the end of log statements.
LoggerBackend	Interface for all logger backends.
LogMessageFormatter	API for formatting Flogger log messages from logData and scoped metadata.
MessageUtils	Static utilities for classes wishing to implement their own log message formatting.
Metadata	A sequence of metadata key/value pairs which can be associated to a log statement, either directly via methods in the fluent API, of as part of a scoped logging context.
MetadataHandler<C>	Callback API for logger backend implementations to handle metadata keys/values.
MetadataHandler.Builder<C>	Builder for a map-based MetadataHandler which allows handlers to be associated with individual callbacks.
MetadataKeyValueHandlers	A helper class providing the default callbacks and handlers for processing metadata as key/value pairs.
MetadataProcessor	Processor combining scope and log-site metadata into a single view.
Platform	Platform abstraction layer required to allow fluent logger implementations to work on differing Java platforms (such as Android or GWT).
Platform.LogCallerFinder	API for determining the logging class and log statement sites, return from Platform.getCallerFinder().
SimpleMessageFormatter	Helper class for formatting LogData as text.
TemplateContext	A context object for templates that allows caches to validate existing templates or create new ones.

Enum Summary

Enum	Description
FormatChar	An enum representing the printf-like formatting characters that must be supported by all logging backends.
FormatType	The general formatting type of any one of the predefined FormatChar instances.

Exception Summary

Exception	Description
LoggingException	Exception thrown when a log statement cannot be emitted correctly.