Tools/Source/PackageEditor/src/org/tianocore/common/Tools.java

   1 /** @file
   2   Java class Tools contains common use procedures.
   3
   4 Copyright (c) 2006, Intel Corporation
   5 All rights reserved. This program and the accompanying materials
   6 are licensed and made available under the terms and conditions of the BSD License
   7 which accompanies this distribution.  The full text of the license may be found at
   8 http://opensource.org/licenses/bsd-license.php
   9
  10 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12 **/
  13 package org.tianocore.common;
  14
  15 import java.io.File;
  16 import java.text.SimpleDateFormat;
  17 import java.util.Calendar;
  18 import java.util.Date;
  19 import java.util.UUID;
  20
  21 /**
  22  This class contains static methods for some common operations
  23
  24  @since PackageEditor 1.0
  25 **/
  26 public class Tools {
  27
  28         public static final String guidArrayPat = "0x[a-fA-F0-9]{1,8},( )*0x[a-fA-F0-9]{1,4},( )*0x[a-fA-F0-9]{1,4}(,( )*\\{)?(,?( )*0x[a-fA-F0-9]{1,2}){8}( )*(\\})?";
  29         public static final String guidRegistryPat = "[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}";
  30         /**
  31           get current date and time, then return
  32           @return String
  33          **/
  34         public static String getCurrentDateTime() {
  35                 Date now = new Date(System.currentTimeMillis());
  36                 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm");
  37             return sdf.format(now);
  38         }
  39
  40         /**
  41           Delete a folder and all its files
  42           @param strFolderName
  43           @return boolean
  44          **/
  45         public static boolean deleteFolder(File fleFolderName) {
  46                 boolean blnIsDeleted = true;
  47                 File[] aryAllFiles = fleFolderName.listFiles();
  48
  49                 for (int indexI = 0; indexI < aryAllFiles.length; indexI++) {
  50                         if (blnIsDeleted) {
  51                                 if (aryAllFiles[indexI].isDirectory()) {
  52                                         blnIsDeleted  = deleteFolder(aryAllFiles[indexI]);
  53                                 } else if (aryAllFiles[indexI].isFile()) {
  54                                         if (!aryAllFiles[indexI].delete()) {
  55                                                 blnIsDeleted = false;
  56                                         }
  57                                 }
  58                         }
  59                 }
  60                 if (blnIsDeleted) {
  61                         fleFolderName.delete();
  62                 }
  63                 return blnIsDeleted;
  64         }
  65
  66         /**
  67          Get a new GUID
  68
  69          @return String
  70         **/
  71         public static String generateUuidString() {
  72                 return UUID.randomUUID().toString();
  73         }
  74
  75     public static String formatGuidString (String guidNameConv) {
  76         String[] strList;
  77         String guid = "";
  78         int index = 0;
  79         if (guidNameConv
  80                         .matches(Tools.guidRegistryPat)) {
  81             strList = guidNameConv.split("-");
  82             guid = "0x" + strList[0] + ", ";
  83             guid = guid + "0x" + strList[1] + ", ";
  84             guid = guid + "0x" + strList[2] + ", ";
  85 //            guid = guid + "{";
  86             guid = guid + "0x" + strList[3].substring(0, 2) + ", ";
  87             guid = guid + "0x" + strList[3].substring(2, 4);
  88
  89             while (index < strList[4].length()) {
  90                 guid = guid + ", ";
  91                 guid = guid + "0x" + strList[4].substring(index, index + 2);
  92                 index = index + 2;
  93             }
  94 //            guid = guid + "}";
  95             return guid;
  96         }
  97         else if (guidNameConv
  98                         .matches(Tools.guidArrayPat)) {
  99             strList = guidNameConv.split(",");
 100
 101             //
 102             // chang ANSI c form to registry form
 103             //
 104             for (int i = 0; i < strList.length; i++){
 105                 strList[i] = strList[i].substring(strList[i].lastIndexOf("x") + 1);
 106             }
 107             if (strList[strList.length - 1].endsWith("}")) {
 108                 strList[strList.length -1] = strList[strList.length-1].substring(0, strList[strList.length-1].length()-1);
 109             }
 110             //
 111             //inserting necessary leading zeros
 112             //
 113
 114             int segLen = strList[0].length();
 115             if (segLen < 8){
 116                 for (int i = 0; i < 8 - segLen; ++i){
 117                     strList[0] = "0" + strList[0];
 118                 }
 119             }
 120
 121             segLen = strList[1].length();
 122             if (segLen < 4){
 123                 for (int i = 0; i < 4 - segLen; ++i){
 124                     strList[1] = "0" + strList[1];
 125                 }
 126             }
 127             segLen = strList[2].length();
 128             if (segLen < 4){
 129                 for (int i = 0; i < 4 - segLen; ++i){
 130                     strList[2] = "0" + strList[2];
 131                 }
 132             }
 133             for (int i = 3; i < 11; ++i) {
 134                 segLen = strList[i].length();
 135                 if (segLen < 2){
 136                     strList[i] = "0" + strList[i];
 137                 }
 138             }
 139
 140             for (int i = 0; i < 3; i++){
 141                 guid += strList[i] + "-";
 142             }
 143
 144             guid += strList[3];
 145             guid += strList[4] + "-";
 146
 147             for (int i = 5; i < strList.length; ++i){
 148                 guid += strList[i];
 149             }
 150
 151
 152             return guid;
 153         } else {
 154
 155             return "0";
 156
 157         }
 158     }
 159 }