/** * 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.OptionParser object ToolsUtils { def validatePortOrDie(parser: OptionParser, hostPort: String) = { val hostPorts: Array[String] = if(hostPort.contains(',')) hostPort.split(",") else Array(hostPort) val validHostPort = hostPorts.filter { hostPortData => org.apache.kafka.common.utils.Utils.getPort(hostPortData) != null } val isValid = !(validHostPort.isEmpty) && validHostPort.size == hostPorts.length if(!isValid) CommandLineUtils.printUsageAndDie(parser, "Please provide valid host:port like host1:9091,host2:9092\n ") } }