Tools/Source/ContextTool/org/tianocore/context/ParseParameter.java

   1 /** @file
   2   File is ParseParameter class which is used to parse the validity of user's input args
   3   and standardize them.
   4
   5 Copyright (c) 2006, Intel Corporation
   6 All rights reserved. This program and the accompanying materials
   7 are licensed and made available under the terms and conditions of the BSD License
   8 which accompanies this distribution.  The full text of the license may be found at
   9 http://opensource.org/licenses/bsd-license.php
  10
  11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  13 **/
  14 package org.tianocore.context;
  15
  16 public class ParseParameter {
  17
  18
  19     /**
  20      * check the validity of user's input args
  21      * @param args -- user's input
  22      * @return true or false
  23      **/
  24     public static boolean checkParameter(String[] args) {
  25
  26         if(args.length == 0){
  27             HelpInfo.outputUsageInfo();
  28             return false;
  29         } else {
  30             if( args[0].charAt(0) != '-' ){
  31                 HelpInfo.outputUsageInfo();
  32                 return false;
  33             }
  34             for(int i=0; i<args.length; i++){
  35                 if( (args[i].compareToIgnoreCase("-h") == 0) ||
  36                     (args[i].startsWith("-") && ((args[i].charAt(1) != 'a') && (args[i].charAt(1) != 'c')
  37                     && (args[i].charAt(1) != 'n') && (args[i].charAt(1) != 'p') && (args[i].charAt(1) != 't')))){
  38                     HelpInfo.outputUsageInfo();
  39                     return false;
  40                 }
  41             }
  42         }
  43
  44         standardizeParameter(args);
  45         return true;
  46     }
  47
  48     /**
  49      * standardize user's input args
  50      * @param args -- user's input
  51      * @return no return value
  52      **/
  53     private static void standardizeParameter(String[] args) {
  54
  55         length  = pstr.length();
  56
  57         StringBuffer InputData = new StringBuffer();
  58         for (int i = 0; i < args.length; i++) {
  59             InputData.append(args[i]);
  60             InputData.append(" ");
  61         }
  62
  63         int i = 0;
  64         while (i < InputData.length()) {
  65             int j = InputData.indexOf("-", i + 1);
  66             if (j == -1)
  67                 j = InputData.length();
  68
  69             String argstr = InputData.substring(i, j);
  70
  71             if (argstr.charAt(1) == 'p') {
  72                 pstr += argstr.substring(2);
  73  //               pstr += "\n";
  74             } else if (argstr.charAt(1) == 't') {
  75                 tstr += argstr.substring(2);
  76  //               tstr += "\n";
  77             } else if (argstr.charAt(1) == 'a') {
  78                 astr += argstr.substring(2);
  79 //                astr += "\n";
  80             } else if (argstr.charAt(1) == 'c') {
  81                 cstr += argstr.substring(2);
  82 //                cstr += "\n";
  83             } else if (argstr.charAt(1) == 'n') {
  84                 nstr += argstr.substring(2);
  85 //                nstr += "\n";
  86             }
  87             i = j;
  88         }
  89
  90     }
  91
  92     public static int length  = 0;
  93     public static String pstr = new String("ACTIVE_PLATFORM       = ");
  94     public static String tstr = new String("TARGET                = ");
  95     public static String astr = new String("TARGET_ARCH           = ");
  96     public static String cstr = new String("TOOL_CHAIN_CONF       = ");
  97     public static String nstr = new String("TOOL_CHAIN_TAG        = ");
  98
  99 }