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annotate dwt/dwthelper/ResourceBundle.d @ 226:6da025bf255e

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some fixes
author Frank Benoit <benoit@tionex.de>
date Fri, 11 Apr 2008 17:50:39 +0200
parents 9b4e6fc63930
children 380bad9f6852
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1 /**
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2 * Authors: Frank Benoit <keinfarbton@googlemail.com>
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3 */
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4 module dwt.dwthelper.ResourceBundle;
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5
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6 import tango.text.Util;
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7 import tango.io.Stdout;
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8
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9 import dwt.DWT;
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10 import dwt.dwthelper.utils;
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11 import tango.io.File;
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12
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13 class ResourceBundle {
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14
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15 char[][ char[] ] map;
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16
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17 public this( char[] data ){
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18 char[] line;
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19 int dataIndex;
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20
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21 //tango.io.Stdout.Stdout.formatln( "properties put ..." );
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22 void readLine(){
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23 line.length = 0;
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24 char i = data[ dataIndex++ ];
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25 while( dataIndex < data.length && i !is '\n' && i !is '\r' ){
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26 line ~= i;
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27 i = data[ dataIndex++ ];
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28 }
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29 }
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30
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31 //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ );
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32 bool linecontinue = false;
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33 bool iskeypart = true;
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34 char[] key;
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35 char[] value;
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36 nextline:
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37 while( dataIndex < data.length ){
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38 //tango.io.Stdout.Stdout.formatln( "properties put {} startline", __LINE__ );
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39 readLine();
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40 line = dwt.dwthelper.utils.trim(line);
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41 if( line.length is 0 ){
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42 //tango.io.Stdout.Stdout.formatln( "properties put {} was 0 length", __LINE__ );
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43 continue;
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44 }
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45 if( line[0] == '#' ){
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46 //tango.io.Stdout.Stdout.formatln( "properties put {} was comment", __LINE__ );
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47 continue;
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48 }
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49 int pos = 0;
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50 bool esc = false;
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51 if( !linecontinue ){
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52 iskeypart = true;
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53 key = null;
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54 value = null;
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55 }
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56 else{
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57 linecontinue = false;
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58 }
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59 while( pos < line.length ){
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60 char c = line[pos];
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61 if( esc ){
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62 esc = false;
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63 switch( c ){
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64 case 't' : c = '\t'; break;
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65 case 'n' : c = '\n'; break;
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66 case '\\': c = '\\'; break;
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67 case '\"': c = '\"'; break;
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68 //case ':' : c = ':' ; break;
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69 default: break;
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70 }
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71 }
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72 else{
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73 if( c == '\\' ){
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74 if( pos == line.length -1 ){
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75 linecontinue = true;
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76 goto nextline;
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77 }
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78 esc = true;
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79 pos++;
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80 continue;
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81 }
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82 else if( iskeypart && c == '=' ){
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83 pos++;
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84 iskeypart = false;
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85 continue;
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86 }
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87 }
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88 pos++;
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89 if( iskeypart ){
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90 key ~= c;
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91 }
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92 else{
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93 value ~= c;
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94 }
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95 }
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96 if( iskeypart ){
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97 // Cannot find '=' in record
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98 DWT.error( __FILE__, __LINE__, DWT.ERROR_INVALID_ARGUMENT );
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99 continue;
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100 }
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101 key = dwt.dwthelper.utils.trim(key);
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102 value = dwt.dwthelper.utils.trim(value);
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103 //tango.io.Stdout.Stdout.formatln( "properties put {}=>{}", key, value );
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104
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105 map[ key.dup ] = value.dup;
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106 //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ );
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107 }
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108 }
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109
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110 public bool hasString( char[] key ){
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111 return ( key in map ) !is null;
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112 }
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113
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114 public char[] getString( char[] key ){
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115 if( auto v = key in map ){
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116 return (*v).dup;
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117 }
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118 throw new MissingResourceException( "key not found", this.classinfo.name, key );
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119 }
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120
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121 public char[][] getKeys(){
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122 return map.keys;
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123 }
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124
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125 public static ResourceBundle getBundle( ImportData data ){
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126 return new ResourceBundle( cast(char[]) data.data );
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127 }
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128 public static ResourceBundle getBundle( char[] name ){
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129 try{
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130 scope f = new File(name);
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131 return new ResourceBundle( cast(char[]) f.read() );
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132 }
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133 catch( IOException e){
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134 e.msg ~= " file:" ~ name;
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135 throw e;
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136 }
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137 }
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138 public static ResourceBundle getBundleFromData( char[] data ){
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139 return new ResourceBundle( data );
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140 }
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141 }
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