com.twitter.logging.LazyLogRecord.scala Maven / Gradle / Ivy

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/*
 * Copyright 2010 Twitter, Inc.
 *
 * 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 com.twitter.logging

import java.util.{logging => javalog}

class LazyLogRecord(
  level: javalog.Level,
  messageGenerator: => AnyRef
) extends LogRecord(level, "") {

  override lazy val getMessage = messageGenerator.toString
}

/**
 * A lazy LogRecord that needs formatting
 */
class LazyLogRecordUnformatted(level: javalog.Level, message: String, items: Any*)
  extends LazyLogRecord(level, { message.format(items: _*) }) {
  require(items.size > 0)
  val preformatted = message
}