diff options
Diffstat (limited to 'kamon-core/src/main/scala/kamon/util')
-rw-r--r-- | kamon-core/src/main/scala/kamon/util/SameThreadExecutionContext.scala | 4 | ||||
-rw-r--r-- | kamon-core/src/main/scala/kamon/util/logger/LazyLogger.scala | 49 |
2 files changed, 51 insertions, 2 deletions
diff --git a/kamon-core/src/main/scala/kamon/util/SameThreadExecutionContext.scala b/kamon-core/src/main/scala/kamon/util/SameThreadExecutionContext.scala index 2aae526f..5fb0d066 100644 --- a/kamon-core/src/main/scala/kamon/util/SameThreadExecutionContext.scala +++ b/kamon-core/src/main/scala/kamon/util/SameThreadExecutionContext.scala @@ -16,14 +16,14 @@ package kamon.util +import kamon.util.logger.LazyLogger import scala.concurrent.ExecutionContext -import org.slf4j.LoggerFactory /** * For small code blocks that don't need to be run on a separate thread. */ object SameThreadExecutionContext extends ExecutionContext { - val logger = LoggerFactory.getLogger("SameThreadExecutionContext") + val logger = LazyLogger("SameThreadExecutionContext") override def execute(runnable: Runnable): Unit = runnable.run override def reportFailure(t: Throwable): Unit = logger.error(t.getMessage, t) diff --git a/kamon-core/src/main/scala/kamon/util/logger/LazyLogger.scala b/kamon-core/src/main/scala/kamon/util/logger/LazyLogger.scala new file mode 100644 index 00000000..c70c316d --- /dev/null +++ b/kamon-core/src/main/scala/kamon/util/logger/LazyLogger.scala @@ -0,0 +1,49 @@ +/* ========================================================================================= + * Copyright © 2013-2015 the kamon project <http://kamon.io/> + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file + * except in compliance with the License. You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software distributed under the + * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, + * either express or implied. See the License for the specific language governing permissions + * and limitations under the License. + * ========================================================================================= + */ + +package kamon.util.logger + +import org.slf4j.{ Logger ⇒ SLF4JLogger } + +class LazyLogger(val logger: SLF4JLogger) { + + @inline final def isTraceEnabled = logger.isTraceEnabled + @inline final def trace(msg: ⇒ String): Unit = if (isTraceEnabled) logger.trace(msg.toString) + @inline final def trace(msg: ⇒ String, t: ⇒ Throwable): Unit = if (isTraceEnabled) logger.trace(msg, t) + + @inline final def isDebugEnabled = logger.isDebugEnabled + @inline final def debug(msg: ⇒ String): Unit = if (isDebugEnabled) logger.debug(msg.toString) + @inline final def debug(msg: ⇒ String, t: ⇒ Throwable): Unit = if (isDebugEnabled) logger.debug(msg, t) + + @inline final def isErrorEnabled = logger.isErrorEnabled + @inline final def error(msg: ⇒ String): Unit = if (isErrorEnabled) logger.error(msg.toString) + @inline final def error(msg: ⇒ String, t: ⇒ Throwable): Unit = if (isErrorEnabled) logger.error(msg, t) + + @inline final def isInfoEnabled = logger.isInfoEnabled + @inline final def info(msg: ⇒ String): Unit = if (isInfoEnabled) logger.info(msg.toString) + @inline final def info(msg: ⇒ String, t: ⇒ Throwable): Unit = if (isInfoEnabled) logger.info(msg, t) + + @inline final def isWarnEnabled = logger.isWarnEnabled + @inline final def warn(msg: ⇒ String): Unit = if (isWarnEnabled) logger.warn(msg.toString) + @inline final def warn(msg: ⇒ String, t: ⇒ Throwable): Unit = if (isWarnEnabled) logger.warn(msg, t) +} + +object LazyLogger { + import scala.reflect.{ classTag, ClassTag } + + def apply(name: String): LazyLogger = new LazyLogger(org.slf4j.LoggerFactory.getLogger(name)) + def apply(cls: Class[_]): LazyLogger = apply(cls.getName) + def apply[C: ClassTag](): LazyLogger = apply(classTag[C].runtimeClass.getName) +}
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