Facilitates contextual logging with customizable pipelines, supporting integrations like Ktor and slf4j. Enables logging across threads and coroutines with flexible configuration options.
build.gradle.kts
implementation("kr.jadekim:j-logger:$jLoggerVersion")
val logger = JLog.get("loggerName")
//In JVM
val logger = JLog.get(A::class)
val logger = JLog.get(A::class.java)
LogContext can upsert using plus operation.
val logContext = LogContext(mapOf())
val logContext = MutableLogContext(mutableMapOf())
GlobalLogContext["globalContext"] = "global context"
ThreadLogContext["threadLocalContext"] = "thread local context"
logger.info("info log") //LogContext = GlobalLogContext + ThreadLogContext
logger.info("info log", context = logContext) //LogContext = GlobalLogContext + ThreadLogContext + logContext
withContext(CoroutineLogContext() + logContext) {
//LogContext = GlobalLogContext + ThreadLogContext + CoroutineLogContext + logContext
logger.sTrace("trace log", meta = mapOf())
logger.sDebug("debug log", = mapOf())
logger.sInfo("info log", = mapOf())
logger.sWarning("warning log", = mapOf())
logger.sError("error log", = mapOf())
}
class JLogExamplePipe : JLogPipe {
companion object Key : JLogPipe.Key<JLogExamplePipe>
override val key = Key
override fun handle(log: Log): Log? {
// if return null, the log will be filtered.
// Log is interface. So, We can return any type that implemented Log interface.
}
}
logger.trace("trace log", meta = mapOf())
logger.debug("debug log", meta = mapOf())
logger.info("info log", meta = mapOf())
logger.warning("warning log", meta = mapOf())
logger.error("error log", meta = mapOf())
try {
//occur exception
} catch (e: Exception) {
logger.error("Occur Exception", throwable = e, meta = mapOf())
}
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