Java tutorial
/** * Copyright The Apache Software Foundation * * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with this * work for additional information regarding copyright ownership. The ASF * licenses this file to you 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.alibaba.wasp.util; import com.alibaba.wasp.conf.WaspConfiguration; import org.apache.hadoop.conf.Configuration; public class WaspConfTool { public static void main(String args[]) { if (args.length < 1) { System.err.println("Usage: WaspConfTool <CONFIGURATION_KEY>"); System.exit(1); return; } Configuration conf = WaspConfiguration.create(); System.out.println(conf.get(args[0])); } }