| /** |
| * 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 org.apache.kerby.kerberos.tool.kadmin; |
| |
| import org.apache.kerby.KOptionType; |
| import org.apache.kerby.KOptions; |
| import org.apache.kerby.kerberos.kerb.admin.KadminOption; |
| |
| import java.util.Scanner; |
| |
| public class ToolUtil { |
| |
| public static void printUsage(String error, String usage) { |
| System.err.println(error + "\n"); |
| System.err.println(usage); |
| } |
| |
| public static KOptions parseOptions(String[] commands, int beginIndex, int endIndex) { |
| KadminOption kOption; |
| String opt, error, param; |
| |
| if (beginIndex < 0) { |
| System.out.println("Invalid function parameter(s)."); |
| return null; |
| } |
| |
| KOptions kOptions = new KOptions(); |
| int i = beginIndex; |
| while (i <= endIndex) { |
| error = null; |
| opt = commands[i++]; |
| if (opt.startsWith("-")) { |
| kOption = KadminOption.fromName(opt); |
| if (kOption == KadminOption.NONE) { |
| error = "Invalid option:" + opt; |
| } |
| } else { |
| kOption = KadminOption.NONE; |
| error = "Invalid parameter:" + opt + " , it does not belong to any option."; |
| } |
| |
| if (kOption != KadminOption.NONE && kOption.getOptionInfo().getType() != KOptionType.NOV) { |
| // require a parameter |
| param = null; |
| if (i <= endIndex) { |
| param = commands[i++]; |
| } |
| if (param != null) { |
| kOptions.parseSetValue(kOption.getOptionInfo(), param); |
| } else { |
| error = "Option " + opt + " require a parameter"; |
| } |
| } |
| if (error != null) { |
| System.out.println(error); |
| return null; |
| } |
| if (kOption != KadminOption.NONE) { |
| kOptions.add(kOption); |
| } |
| } |
| return kOptions; |
| } |
| |
| public static String getReplay(String prompt) { |
| Scanner scanner = new Scanner(System.in, "UTF-8"); |
| System.out.println(prompt); |
| String str = scanner.nextLine().trim(); |
| scanner.close(); |
| return str; |
| } |
| } |