| /** |
| * 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 kafka.utils |
| |
| import joptsimple.{OptionSpec, OptionSet, OptionParser} |
| |
| /** |
| * Helper functions for dealing with command line utilities |
| */ |
| object CommandLineUtils extends Logging { |
| |
| def checkRequiredArgs(parser: OptionParser, options: OptionSet, required: OptionSpec[_]*) { |
| for(arg <- required) { |
| if(!options.has(arg)) { |
| error("Missing required argument \"" + arg + "\"") |
| parser.printHelpOn(System.err) |
| System.exit(1) |
| } |
| } |
| } |
| |
| } |