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annotate dwt/dwthelper/ResourceBundle.d @ 219:9b4e6fc63930

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utils updates
author Frank Benoit <benoit@tionex.de>
date Sun, 06 Apr 2008 22:26:22 +0200
parents a481ab32da3d
children 6da025bf255e
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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
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12 class ResourceBundle {
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13
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14 char[][ char[] ] map;
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15
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16 public this( char[] data ){
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17 char[] line;
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18 int dataIndex;
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19
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20 //tango.io.Stdout.Stdout.formatln( "properties put ..." );
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21 void readLine(){
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22 line.length = 0;
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23 char i = data[ dataIndex++ ];
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24 while( dataIndex < data.length && i !is '\n' && i !is '\r' ){
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25 line ~= i;
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26 i = data[ dataIndex++ ];
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27 }
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28 }
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29
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30 //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ );
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31 bool linecontinue = false;
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32 bool iskeypart = true;
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33 char[] key;
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34 char[] value;
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35 nextline:
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36 while( dataIndex < data.length ){
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37 //tango.io.Stdout.Stdout.formatln( "properties put {} startline", __LINE__ );
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38 readLine();
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39 line = dwt.dwthelper.utils.trim(line);
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40 if( line.length is 0 ){
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41 //tango.io.Stdout.Stdout.formatln( "properties put {} was 0 length", __LINE__ );
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42 continue;
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43 }
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44 if( line[0] == '#' ){
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45 //tango.io.Stdout.Stdout.formatln( "properties put {} was comment", __LINE__ );
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46 continue;
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47 }
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48 int pos = 0;
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49 bool esc = false;
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50 if( !linecontinue ){
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51 iskeypart = true;
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52 key = null;
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53 value = null;
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54 }
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55 else{
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56 linecontinue = false;
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57 }
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58 while( pos < line.length ){
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59 char c = line[pos];
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60 if( esc ){
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61 esc = false;
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62 switch( c ){
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63 case 't': c = '\t'; break;
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64 case 'n': c = '\n'; break;
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65 case '\\': c = '\\'; break;
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66 case '\"': c = '\"'; break;
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67 default: break;
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68 }
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69 }
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70 else{
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71 if( c == '\\' ){
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72 if( pos == line.length -1 ){
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73 linecontinue = true;
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74 goto nextline;
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75 }
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76 esc = true;
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77 pos++;
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78 continue;
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79 }
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80 else if( iskeypart && c == '=' ){
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81 pos++;
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82 iskeypart = false;
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83 continue;
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84 }
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85 }
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86 pos++;
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87 if( iskeypart ){
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88 key ~= c;
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89 }
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90 else{
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91 value ~= c;
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92 }
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93 }
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94 if( iskeypart ){
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95 // Cannot find '=' in record
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96 DWT.error( __FILE__, __LINE__, DWT.ERROR_INVALID_ARGUMENT );
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97 continue;
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98 }
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99 key = dwt.dwthelper.utils.trim(key);
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100 value = dwt.dwthelper.utils.trim(value);
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101 //tango.io.Stdout.Stdout.formatln( "properties put {}=>{}", key, value );
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102
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103 map[ key.dup ] = value.dup;
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104 //tango.io.Stdout.Stdout.formatln( "properties put {}", __LINE__ );
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105 }
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106 }
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107
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108 public bool hasString( char[] key ){
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109 return ( key in map ) !is null;
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110 }
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111
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112 public char[] getString( char[] key ){
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113 if( auto v = key in map ){
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114 return (*v).dup;
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115 }
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116 throw new MissingResourceException( "key not found", this.classinfo.name, key );
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117 }
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118
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119 public char[][] getKeys(){
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120 return map.keys;
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121 }
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122
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123 public static ResourceBundle getBundle( char[] name ){
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124 return new ResourceBundle( null );
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125 }
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126 public static ResourceBundle getBundleFromData( char[] data ){
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127 return new ResourceBundle( data );
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128 }
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129 }
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