com.metamx.common.scala.Env.scala Maven / Gradle / Ivy

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/*
 * Copyright 2012 Metamarkets Group 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.metamx.common.scala

import scala.collection.JavaConverters._

object Env {
  val env: _root_.scala.collection.Map[String,String] = System.getenv.asScala
  def apply (k: String)            = env(k)
  def apply (k: String, v: String) = env.getOrElse(k,v)
  def get   (k: String)            = env.get(k)
}