Created
January 26, 2017 10:48
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package com.github.rschatz | |
import com.twitter.finagle.context.Contexts | |
import com.twitter.io.{Buf, Charsets} | |
import com.twitter.util.Try | |
import com.github.rschatz.LogLevelName.LogLevelName | |
/** | |
* Encapsulates the name of a log level override. | |
* | |
* @author rschatz | |
*/ | |
case class LogLevelOverride(logLevelName: LogLevelName) { | |
def let[T](f: => T): T = Contexts.broadcast.let(LogLevelOverride, this)(f) | |
} | |
object LogLevelName extends Enumeration { | |
type LogLevelName = Value | |
val TRACE, DEBUG, INFO, WARN, ERROR = Value | |
} | |
object LogLevelOverride extends Contexts.broadcast.Key[LogLevelOverride]("com.github.rschatz.LogLevelOverride") { | |
def current: Option[LogLevelOverride] = Contexts.broadcast.get(LogLevelOverride) | |
override def marshal(logLevelOverride: LogLevelOverride): Buf = { | |
Buf.ByteArray.Owned(logLevelOverride.logLevelName.toString.getBytes(Charsets.Utf8)) | |
} | |
override def tryUnmarshal(buf: Buf): Try[LogLevelOverride] = { | |
Try { | |
val bytes = Buf.ByteArray.Owned.extract(buf) | |
LogLevelOverride(LogLevelName.withName(new String(bytes, Charsets.Utf8))) | |
} | |
} | |
} |
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