Mercurial > projects > dwt-linux
annotate dwt/dwthelper/utils.d @ 246:f08216d53777
Fix merge bug in TextLayout
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Mon, 19 May 2008 17:08:39 +0200 |
| parents | 239b9a56bd5f |
| children | e1ec1581e355 |
| rev | line source |
|---|---|
| 12 | 1 /** |
| 2 * Authors: Frank Benoit <keinfarbton@googlemail.com> | |
| 3 */ | |
| 4 module dwt.dwthelper.utils; | |
| 5 | |
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6 public import dwt.dwthelper.System; |
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7 public import Math = tango.math.Math; |
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8 |
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import dwt.dwthelper.utils now explicit
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9 public import tango.core.Exception : IllegalArgumentException, IOException; |
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10 |
| 12 | 11 import tango.io.Stdout; |
| 219 | 12 import tango.io.Print; |
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13 import tango.stdc.stringz; |
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14 static import tango.text.Util; |
| 219 | 15 static import tango.text.Text; |
| 109 | 16 import tango.text.Unicode; |
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17 import tango.text.convert.Utf; |
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18 import tango.core.Exception; |
| 12 | 19 import tango.stdc.stdlib : exit; |
| 20 | |
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21 import tango.util.log.Trace; |
| 219 | 22 import tango.text.UnicodeData; |
| 23 static import tango.util.collection.model.Seq; | |
| 24 // static import tango.util.collection.ArraySeq; | |
| 25 // static import tango.util.collection.LinkSeq; | |
| 26 // static import tango.util.collection.model.Map; | |
| 27 // static import tango.util.collection.HashMap; | |
| 28 // | |
| 29 // alias tango.util.collection.model.Seq.Seq!(Object) List; | |
| 30 // alias tango.util.collection.ArraySeq.ArraySeq!(Object) ArrayList; | |
| 31 // alias tango.util.collection.LinkSeq.LinkSeq!(Object) LinkList; | |
| 32 // alias tango.util.collection.model.Map.Map!(Object,Object) Map; | |
| 33 // alias tango.util.collection.HashMap.HashMap!(Object,Object) HashMap; | |
| 34 | |
| 35 alias char[] String; | |
| 36 alias tango.text.Text.Text!(char) StringBuffer; | |
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37 |
| 238 | 38 void implMissing( String file, uint line ){ |
| 12 | 39 Stderr.formatln( "implementation missing in file {} line {}", file, line ); |
| 40 Stderr.formatln( "exiting ..." ); | |
| 41 exit(1); | |
| 42 } | |
| 43 | |
| 26 | 44 abstract class ArrayWrapper{ |
| 45 } | |
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46 abstract class ValueWrapper{ |
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47 } |
| 26 | 48 |
| 49 class ArrayWrapperT(T) : ArrayWrapper { | |
| 27 | 50 public T[] array; |
| 51 public this( T[] data ){ | |
| 52 array = data; | |
| 53 } | |
| 26 | 54 } |
| 55 | |
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56 class ValueWrapperT(T) : ValueWrapper { |
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57 public T value; |
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58 public this( T data ){ |
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59 value = data; |
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60 } |
| 219 | 61 public int opEquals( T other ){ |
| 62 return value == other; | |
| 63 } | |
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64 public int opEquals( Object other ){ |
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65 if( auto o = cast(ValueWrapperT!(T))other ){ |
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66 return value == o.value; |
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67 } |
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68 return false; |
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69 } |
| 219 | 70 } |
| 71 | |
| 72 class Boolean : ValueWrapperT!(bool) { | |
| 73 public static Boolean TRUE; | |
| 74 public static Boolean FALSE; | |
| 226 | 75 |
| 76 static this(){ | |
| 77 TRUE = new Boolean(true); | |
| 78 FALSE = new Boolean(false); | |
| 79 } | |
| 219 | 80 public this( bool v ){ |
| 81 super(v); | |
| 82 } | |
| 83 | |
| 84 alias ValueWrapperT!(bool).opEquals opEquals; | |
| 85 public int opEquals( int other ){ | |
| 86 return value == ( other !is 0 ); | |
| 87 } | |
| 88 public int opEquals( Object other ){ | |
| 89 if( auto o = cast(Boolean)other ){ | |
| 90 return value == o.value; | |
| 91 } | |
| 92 return false; | |
| 93 } | |
| 94 public bool booleanValue(){ | |
| 95 return value; | |
| 96 } | |
| 238 | 97 public static Boolean valueOf( String s ){ |
| 227 | 98 if( s == "yes" || s == "true" ){ |
| 99 return TRUE; | |
| 100 } | |
| 101 return FALSE; | |
| 102 } | |
| 103 public static Boolean valueOf( bool b ){ | |
| 104 return b ? TRUE : FALSE; | |
| 105 } | |
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106 } |
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107 |
| 219 | 108 alias Boolean ValueWrapperBool; |
| 109 | |
| 110 | |
| 111 class Byte : ValueWrapperT!(byte) { | |
| 238 | 112 public static byte parseByte( String s ){ |
| 219 | 113 try{ |
| 114 int res = tango.text.convert.Integer.parse( s ); | |
| 115 if( res < byte.min || res > byte.max ){ | |
| 116 throw new NumberFormatException( "out of range" ); | |
| 117 } | |
| 118 return res; | |
| 119 } | |
| 120 catch( IllegalArgumentException e ){ | |
| 121 throw new NumberFormatException( e ); | |
| 122 } | |
| 123 } | |
| 124 this( byte value ){ | |
| 125 super( value ); | |
| 126 } | |
| 127 } | |
| 128 alias Byte ValueWrapperByte; | |
| 129 | |
| 130 | |
| 131 class Integer : ValueWrapperT!(int) { | |
| 132 | |
| 133 public static int MIN_VALUE = 0x80000000; | |
| 134 public static int MAX_VALUE = 0x7fffffff; | |
| 135 public static int SIZE = 32; | |
| 136 | |
| 137 public this ( int value ){ | |
| 138 super( value ); | |
| 139 } | |
| 140 | |
| 238 | 141 public this ( String s ){ |
| 226 | 142 super(parseInt(s)); |
| 219 | 143 } |
| 144 | |
| 238 | 145 public static String toString( int i, int radix ){ |
| 219 | 146 switch( radix ){ |
| 147 case 2: | |
| 148 return toBinaryString(i); | |
| 149 case 8: | |
| 150 return toOctalString(i); | |
| 151 case 10: | |
| 152 return toString(i); | |
| 153 case 16: | |
| 154 return toHexString(i); | |
| 155 default: | |
| 156 implMissing( __FILE__, __LINE__ ); | |
| 157 return null; | |
| 158 } | |
| 159 } | |
| 160 | |
| 238 | 161 public static String toHexString( int i ){ |
| 219 | 162 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Hex ); |
| 163 } | |
| 164 | |
| 238 | 165 public static String toOctalString( int i ){ |
| 219 | 166 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Octal ); |
| 167 } | |
| 168 | |
| 238 | 169 public static String toBinaryString( int i ){ |
| 219 | 170 return tango.text.convert.Integer.toString(i, tango.text.convert.Integer.Style.Binary ); |
| 171 } | |
| 172 | |
| 238 | 173 public static String toString( int i ){ |
| 219 | 174 return tango.text.convert.Integer.toString(i); |
| 175 } | |
| 176 | |
| 238 | 177 public static int parseInt( String s, int radix ){ |
| 219 | 178 try{ |
| 179 return tango.text.convert.Integer.parse( s, cast(uint)radix ); | |
| 180 } | |
| 181 catch( IllegalArgumentException e ){ | |
| 182 throw new NumberFormatException( e ); | |
| 183 } | |
| 184 } | |
| 185 | |
| 238 | 186 public static int parseInt( String s ){ |
| 219 | 187 try{ |
| 188 return tango.text.convert.Integer.parse( s ); | |
| 189 } | |
| 190 catch( IllegalArgumentException e ){ | |
| 191 throw new NumberFormatException( e ); | |
| 192 } | |
| 193 } | |
| 194 | |
| 238 | 195 public static Integer valueOf( String s, int radix ){ |
| 219 | 196 implMissing( __FILE__, __LINE__ ); |
| 197 return null; | |
| 198 } | |
| 199 | |
| 238 | 200 public static Integer valueOf( String s ){ |
| 226 | 201 return valueOf( parseInt(s)); |
| 219 | 202 } |
| 203 | |
| 204 public static Integer valueOf( int i ){ | |
| 226 | 205 return new Integer(i); |
| 219 | 206 } |
| 207 | |
| 208 public byte byteValue(){ | |
| 209 return cast(byte)value; | |
| 210 } | |
| 211 | |
| 212 public short shortValue(){ | |
| 213 return cast(short)value; | |
| 214 } | |
| 215 | |
| 216 public int intValue(){ | |
| 217 return value; | |
| 218 } | |
| 219 | |
| 220 public long longValue(){ | |
| 221 return cast(long)value; | |
| 222 } | |
| 223 | |
| 224 public float floatValue(){ | |
| 225 return cast(float)value; | |
| 226 } | |
| 227 | |
| 228 public double doubleValue(){ | |
| 229 return cast(double)value; | |
| 230 } | |
| 231 | |
| 232 public override hash_t toHash(){ | |
| 233 return intValue(); | |
| 234 } | |
| 235 | |
| 238 | 236 public override String toString(){ |
| 219 | 237 return tango.text.convert.Integer.toString( value ); |
| 238 } | |
| 239 } | |
| 240 alias Integer ValueWrapperInt; | |
| 241 | |
| 242 class Double : ValueWrapperT!(double) { | |
| 243 this( double value ){ | |
| 244 super(value); | |
| 245 } | |
| 238 | 246 this( String str ){ |
| 219 | 247 implMissing( __FILE__, __LINE__ ); |
| 248 super(0.0); | |
| 249 } | |
| 250 public double doubleValue(){ | |
| 251 return value; | |
| 252 } | |
| 238 | 253 public static String toString( double value ){ |
| 219 | 254 implMissing( __FILE__, __LINE__ ); |
| 255 return null; | |
| 256 } | |
| 257 } | |
| 258 | |
| 259 class Float : ValueWrapperT!(float) { | |
| 228 | 260 |
| 261 public static float POSITIVE_INFINITY = (1.0f / 0.0f); | |
| 262 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); | |
| 263 public static float NaN = (0.0f / 0.0f); | |
| 264 public static float MAX_VALUE = 3.4028235e+38f; | |
| 265 public static float MIN_VALUE = 1.4e-45f; | |
| 266 public static int SIZE = 32; | |
| 267 | |
| 219 | 268 this( float value ){ |
| 269 super(value); | |
| 270 } | |
| 238 | 271 this( String str ){ |
| 219 | 272 implMissing( __FILE__, __LINE__ ); |
| 273 super(0.0); | |
| 274 } | |
| 275 public float floatValue(){ | |
| 276 return value; | |
| 277 } | |
| 238 | 278 public static String toString( float value ){ |
| 219 | 279 implMissing( __FILE__, __LINE__ ); |
| 280 return null; | |
| 281 } | |
| 238 | 282 public static float parseFloat( String s ){ |
| 228 | 283 try{ |
| 284 return tango.text.convert.Float.toFloat( s ); | |
| 285 } | |
| 286 catch( IllegalArgumentException e ){ | |
| 287 throw new NumberFormatException( e ); | |
| 288 } | |
| 289 } | |
| 290 | |
| 219 | 291 } |
| 292 class Long : ValueWrapperT!(long) { | |
| 293 this( long value ){ | |
| 294 super(value); | |
| 295 } | |
| 238 | 296 this( String str ){ |
| 219 | 297 implMissing( __FILE__, __LINE__ ); |
| 298 super(0); | |
| 299 } | |
| 300 public long longValue(){ | |
| 301 return value; | |
| 302 } | |
| 238 | 303 public static long parseLong(String s){ |
| 219 | 304 implMissing( __FILE__, __LINE__ ); |
| 305 return 0; | |
| 306 } | |
| 238 | 307 public static String toString( double value ){ |
| 219 | 308 implMissing( __FILE__, __LINE__ ); |
| 309 return null; | |
| 310 } | |
| 311 } | |
| 312 alias Long ValueWrapperLong; | |
| 313 | |
| 314 | |
| 315 // alias ValueWrapperT!(int) ValueWrapperInt; | |
| 209 | 316 |
| 92 | 317 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
| 318 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
| 319 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
| 320 alias ArrayWrapperT!(char) ArrayWrapperString; | |
| 238 | 321 alias ArrayWrapperT!(String) ArrayWrapperString2; |
| 26 | 322 |
| 219 | 323 Object[] StringArrayToObjectArray( String[] strs ){ |
| 324 Object[] res = new Object[strs.length]; | |
| 325 foreach( idx, str; strs ){ | |
| 326 res[idx] = new ArrayWrapperString(str); | |
| 327 } | |
| 328 return res; | |
| 329 } | |
| 238 | 330 int codepointIndexToIndex( String str, int cpIndex ){ |
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331 int cps = cpIndex; |
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332 int res = 0; |
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333 while( cps > 0 ){ |
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334 cps--; |
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335 if( str[res] < 0x80 ){ |
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336 res+=1; |
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337 } |
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338 else if( str[res] < 0xE0 ){ |
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339 res+=2; |
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340 } |
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341 else if( str[res] & 0xF0 ){ |
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342 res+=3; |
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343 } |
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344 else{ |
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345 res+=4; |
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346 } |
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347 } |
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348 return res; |
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349 } |
| 238 | 350 int indexToCodepointIndex( String str, int index ){ |
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351 int i = 0; |
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352 int res = 0; |
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353 while( i < index ){ |
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354 if( str[i] < 0x80 ){ |
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355 i+=1; |
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356 } |
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357 else if( str[i] < 0xE0 ){ |
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358 i+=2; |
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359 } |
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360 else if( str[i] & 0xF0 ){ |
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361 i+=3; |
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362 } |
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363 else{ |
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364 i+=4; |
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365 } |
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366 res++; |
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367 } |
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368 return res; |
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369 } |
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370 |
| 238 | 371 String firstCodePointStr( String str, out int consumed ){ |
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372 dchar[1] buf; |
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373 uint ate; |
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374 dchar[] res = str.toString32( buf, &ate ); |
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375 consumed = ate; |
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376 return str[ 0 .. ate ]; |
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377 } |
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378 |
| 238 | 379 dchar firstCodePoint( String str ){ |
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380 int dummy; |
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381 return firstCodePoint( str, dummy ); |
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382 } |
| 238 | 383 dchar firstCodePoint( String str, out int consumed ){ |
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384 dchar[1] buf; |
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385 uint ate; |
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386 dchar[] res = str.toString32( buf, &ate ); |
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387 consumed = ate; |
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388 if( ate is 0 || res.length is 0 ){ |
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389 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); |
| 109 | 390 } |
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391 assert( ate > 0 ); |
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392 assert( res.length is 1 ); |
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393 return res[0]; |
| 103 | 394 } |
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395 |
| 238 | 396 String dcharToString( dchar key ){ |
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397 dchar[1] buf; |
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398 buf[0] = key; |
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399 return tango.text.convert.Utf.toString( buf ); |
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400 } |
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401 |
| 238 | 402 int codepointCount( String str ){ |
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403 scope dchar[] buf = new dchar[]( str.length ); |
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404 uint ate; |
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405 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); |
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406 assert( ate is str.length ); |
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407 return res.length; |
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408 } |
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409 |
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410 alias tango.text.convert.Utf.toString16 toString16; |
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411 alias tango.text.convert.Utf.toString toString; |
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412 |
| 238 | 413 int getRelativeCodePointOffset( String str, int startIndex, int searchRelCp ){ |
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414 int ignore; |
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415 int i = startIndex; |
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416 if( searchRelCp > 0 ){ |
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417 while( searchRelCp !is 0 ){ |
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418 |
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419 if( ( i < str.length ) |
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420 && ( str[i] & 0x80 ) is 0x00 ) |
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421 { |
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422 i+=1; |
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423 } |
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424 else if( ( i+1 < str.length ) |
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425 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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426 && (( str[i ] & 0xE0 ) is 0xC0 )) |
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427 { |
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428 i+=2; |
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429 } |
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430 else if( ( i+2 < str.length ) |
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431 && (( str[i+2] & 0xC0 ) is 0x80 ) |
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432 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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433 && (( str[i ] & 0xF0 ) is 0xE0 )) |
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434 { |
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435 i+=3; |
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436 } |
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437 else if(( i+3 < str.length ) |
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438 && (( str[i+3] & 0xC0 ) is 0x80 ) |
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439 && (( str[i+2] & 0xC0 ) is 0x80 ) |
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440 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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441 && (( str[i ] & 0xF8 ) is 0xF0 )) |
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442 { |
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443 i+=4; |
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444 } |
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445 else{ |
|
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446 Trace.formatln( "invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
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447 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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448 } |
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449 searchRelCp--; |
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450 } |
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451 } |
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452 else if( searchRelCp < 0 ){ |
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453 while( searchRelCp !is 0 ){ |
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454 do{ |
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455 i--; |
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456 if( i < 0 ){ |
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457 Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
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458 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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459 } |
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460 } while(( str[i] & 0xC0 ) is 0x80 ); |
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461 searchRelCp++; |
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462 } |
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463 } |
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464 return i - startIndex; |
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465 } |
| 238 | 466 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp, out int relIndex ){ |
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467 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); |
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468 int ignore; |
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469 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); |
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470 } |
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471 |
| 238 | 472 int utf8AdjustOffset( String str, int offset ){ |
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473 if( str.length <= offset || offset <= 0 ){ |
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474 return offset; |
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475 } |
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476 while(( str[offset] & 0xC0 ) is 0x80 ){ |
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477 offset--; |
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478 } |
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479 return offset; |
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480 } |
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481 |
| 219 | 482 bool CharacterIsDefined( dchar ch ){ |
| 483 return (ch in tango.text.UnicodeData.unicodeData) !is null; | |
| 484 } | |
| 238 | 485 dchar CharacterFirstToLower( String str ){ |
|
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486 int consumed; |
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487 return CharacterFirstToLower( str, consumed ); |
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488 } |
| 238 | 489 dchar CharacterFirstToLower( String str, out int consumed ){ |
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490 dchar[1] buf; |
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491 buf[0] = firstCodePoint( str, consumed ); |
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492 dchar[] r = tango.text.Unicode.toLower( buf ); |
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493 return r[0]; |
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494 } |
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495 |
| 103 | 496 dchar CharacterToLower( dchar c ){ |
| 497 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
| 498 return r[0]; | |
| 499 } | |
| 500 dchar CharacterToUpper( dchar c ){ | |
| 501 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
| 502 return r[0]; | |
| 503 } | |
|
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504 bool CharacterIsWhitespace( dchar c ){ |
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505 return tango.text.Unicode.isWhitespace( c ); |
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506 } |
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507 bool CharacterIsDigit( dchar c ){ |
|
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508 return tango.text.Unicode.isDigit( c ); |
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509 } |
| 219 | 510 bool CharacterIsLetter( dchar c ){ |
| 511 return tango.text.Unicode.isLetter( c ); | |
| 512 } | |
| 238 | 513 public String toUpperCase( String str ){ |
| 219 | 514 return tango.text.Unicode.toUpper( str ); |
| 515 } | |
| 26 | 516 |
| 238 | 517 public int indexOf( String str, char searched ){ |
|
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518 int res = tango.text.Util.locate( str, searched ); |
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519 if( res is str.length ) res = -1; |
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520 return res; |
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521 } |
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522 |
| 238 | 523 public int indexOf( String str, char searched, int startpos ){ |
|
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524 int res = tango.text.Util.locate( str, searched, startpos ); |
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525 if( res is str.length ) res = -1; |
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526 return res; |
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527 } |
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528 |
| 238 | 529 public int indexOf(String str, String ch){ |
|
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530 return indexOf( str, ch, 0 ); |
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531 } |
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532 |
| 238 | 533 public int indexOf(String str, String ch, int start){ |
|
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534 int res = tango.text.Util.locatePattern( str, ch, start ); |
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535 if( res is str.length ) res = -1; |
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536 return res; |
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537 } |
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538 |
| 238 | 539 public int lastIndexOf(String str, char ch){ |
| 190 | 540 return lastIndexOf( str, ch, str.length ); |
| 541 } | |
| 238 | 542 public int lastIndexOf(String str, char ch, int formIndex){ |
| 190 | 543 int res = tango.text.Util.locatePrior( str, ch, formIndex ); |
| 544 if( res is str.length ) res = -1; | |
| 545 return res; | |
| 546 } | |
| 238 | 547 public int lastIndexOf(String str, String ch ){ |
| 219 | 548 return lastIndexOf( str, ch, str.length ); |
| 549 } | |
| 238 | 550 public int lastIndexOf(String str, String ch, int start ){ |
| 219 | 551 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
| 552 if( res is str.length ) res = -1; | |
| 553 return res; | |
| 554 } | |
| 190 | 555 |
| 238 | 556 public String replace( String str, char from, char to ){ |
|
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557 return tango.text.Util.replace( str.dup, from, to ); |
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558 } |
|
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559 |
| 238 | 560 public String substring( String str, int start ){ |
|
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561 return str[ start .. $ ].dup; |
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562 } |
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563 |
| 238 | 564 public String substring( String str, int start, int end ){ |
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565 return str[ start .. end ].dup; |
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566 } |
|
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567 |
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568 public wchar[] substring( wchar[] str, int start ){ |
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569 return str[ start .. $ ].dup; |
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570 } |
|
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571 |
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572 public wchar[] substring( wchar[] str, int start, int end ){ |
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573 return str[ start .. end ].dup; |
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574 } |
|
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575 |
| 238 | 576 public char charAt( String str, int pos ){ |
|
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577 return str[ pos ]; |
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578 } |
|
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579 |
| 238 | 580 public void getChars( String src, int srcBegin, int srcEnd, String dst, int dstBegin){ |
|
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581 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
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582 } |
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583 |
| 238 | 584 public wchar[] toCharArray( String str ){ |
|
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585 return toString16( str ); |
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586 } |
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587 |
| 238 | 588 public bool endsWith( String src, String pattern ){ |
|
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589 if( src.length < pattern.length ){ |
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590 return false; |
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591 } |
|
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592 return src[ $-pattern.length .. $ ] == pattern; |
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593 } |
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594 |
| 238 | 595 public bool equals( String src, String other ){ |
|
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596 return src == other; |
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597 } |
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598 |
| 238 | 599 public bool equalsIgnoreCase( String src, String other ){ |
| 190 | 600 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); |
| 601 } | |
| 602 | |
|
245
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603 public int compareToIgnoreCase( String src, String other ){ |
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604 return tango.text.Unicode.toFold(src) < tango.text.Unicode.toFold(other); |
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605 } |
|
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606 |
| 238 | 607 public bool startsWith( String src, String pattern ){ |
|
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608 if( src.length < pattern.length ){ |
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609 return false; |
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610 } |
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611 return src[ 0 .. pattern.length ] == pattern; |
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612 } |
| 210 | 613 |
| 238 | 614 public String toLowerCase( String src ){ |
|
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615 return tango.text.Unicode.toLower( src ); |
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616 } |
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617 |
| 238 | 618 public hash_t toHash( String src ){ |
| 619 return typeid(String).getHash(&src); | |
| 191 | 620 } |
| 621 | |
| 238 | 622 public String trim( String str ){ |
| 210 | 623 return tango.text.Util.trim( str ).dup; |
| 624 } | |
| 238 | 625 public String intern( String str ){ |
| 219 | 626 return str; |
| 627 } | |
| 210 | 628 |
| 238 | 629 public char* toStringzValidPtr( String src ){ |
|
207
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630 if( src ){ |
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631 return src.toStringz(); |
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632 } |
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633 else{ |
| 238 | 634 static const String nullPtr = "\0"; |
|
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635 return nullPtr.ptr; |
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636 } |
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637 } |
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638 |
| 238 | 639 static String toHex(uint value, bool prefix = true, int radix = 8){ |
|
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640 return tango.text.convert.Integer.toString( |
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641 value, |
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642 radix is 10 ? tango.text.convert.Integer.Style.Signed : |
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643 radix is 8 ? tango.text.convert.Integer.Style.Octal : |
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644 radix is 16 ? tango.text.convert.Integer.Style.Hex : |
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645 tango.text.convert.Integer.Style.Signed, |
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646 prefix ? tango.text.convert.Integer.Flags.Prefix : tango.text.convert.Integer.Flags.None |
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647 ); |
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648 } |
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649 |
| 219 | 650 class RuntimeException : Exception { |
| 238 | 651 this( String e = null){ |
| 219 | 652 super(e); |
| 653 } | |
| 654 this( Exception e ){ | |
| 655 super(e.toString); | |
|
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656 next = e; |
| 219 | 657 } |
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658 public Exception getCause() { |
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659 return next; |
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660 } |
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661 |
| 219 | 662 } |
| 663 class IndexOutOfBoundsException : Exception { | |
| 238 | 664 this( String e = null){ |
| 219 | 665 super(e); |
| 666 } | |
| 667 } | |
| 668 | |
| 669 class UnsupportedOperationException : RuntimeException { | |
| 238 | 670 this( String e = null){ |
| 219 | 671 super(e); |
| 672 } | |
| 673 this( Exception e ){ | |
| 674 super(e.toString); | |
| 675 } | |
| 676 } | |
|
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677 class NumberFormatException : IllegalArgumentException { |
| 238 | 678 this( String e ){ |
|
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679 super(e); |
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680 } |
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681 this( Exception e ){ |
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682 super(e.toString); |
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683 } |
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684 } |
| 219 | 685 class NullPointerException : Exception { |
| 238 | 686 this( String e = null ){ |
| 219 | 687 super(e); |
| 688 } | |
| 689 this( Exception e ){ | |
| 690 super(e.toString); | |
| 691 } | |
| 692 } | |
| 693 class IllegalStateException : Exception { | |
| 238 | 694 this( String e = null ){ |
| 219 | 695 super(e); |
| 696 } | |
| 697 this( Exception e ){ | |
| 698 super(e.toString); | |
| 699 } | |
| 700 } | |
| 701 class InterruptedException : Exception { | |
| 238 | 702 this( String e = null ){ |
| 219 | 703 super(e); |
| 704 } | |
| 705 this( Exception e ){ | |
| 706 super(e.toString); | |
| 707 } | |
| 708 } | |
| 709 class InvocationTargetException : Exception { | |
| 710 Exception cause; | |
| 238 | 711 this( Exception e = null, String msg = null ){ |
| 219 | 712 super(msg); |
| 713 cause = e; | |
| 714 } | |
| 715 | |
| 716 alias getCause getTargetException; | |
| 717 Exception getCause(){ | |
| 718 return cause; | |
| 719 } | |
| 720 } | |
| 721 class MissingResourceException : Exception { | |
| 238 | 722 String classname; |
| 723 String key; | |
| 724 this( String msg, String classname, String key ){ | |
| 219 | 725 super(msg); |
| 726 this.classname = classname; | |
| 727 this.key = key; | |
| 728 } | |
| 729 } | |
| 730 class ParseException : Exception { | |
| 238 | 731 this( String e = null ){ |
| 219 | 732 super(e); |
| 733 } | |
| 734 } | |
| 735 | |
| 736 interface Cloneable{ | |
| 737 } | |
| 738 | |
| 739 interface Comparable { | |
| 740 int compareTo(Object o); | |
| 741 } | |
| 742 interface Comparator { | |
| 743 int compare(Object o1, Object o2); | |
| 744 } | |
| 745 interface EventListener{ | |
| 746 } | |
| 747 | |
| 748 class EventObject { | |
| 749 protected Object source; | |
| 750 | |
| 751 public this(Object source) { | |
| 752 if (source is null) | |
| 753 throw new IllegalArgumentException( "null arg" ); | |
| 754 this.source = source; | |
| 755 } | |
| 756 | |
| 757 public Object getSource() { | |
| 758 return source; | |
| 759 } | |
| 760 | |
| 238 | 761 public override String toString() { |
| 219 | 762 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
| 763 } | |
| 764 } | |
|
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765 |
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766 private struct GCStats { |
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767 size_t poolsize; // total size of pool |
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768 size_t usedsize; // bytes allocated |
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769 size_t freeblocks; // number of blocks marked FREE |
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770 size_t freelistsize; // total of memory on free lists |
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771 size_t pageblocks; // number of blocks marked PAGE |
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772 } |
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773 private extern(C) GCStats gc_stats(); |
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774 |
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775 size_t RuntimeTotalMemory(){ |
| 228 | 776 GCStats s = gc_stats(); |
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777 return s.poolsize; |
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778 } |
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779 |
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780 |
| 219 | 781 void ExceptionPrintStackTrace( Exception e ){ |
| 782 ExceptionPrintStackTrace( e, Stderr ); | |
| 783 } | |
| 784 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ | |
|
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785 Exception exception = e; |
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786 while( exception !is null ){ |
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787 print.formatln( "Exception in {}({}): {}", exception.file, exception.line, exception.msg ); |
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788 foreach( msg; exception.info ){ |
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789 print.formatln( "trc {}", msg ); |
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790 } |
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791 exception = exception.next; |
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792 } |
| 219 | 793 } |
| 794 | |
| 795 interface Reader{ | |
| 796 } | |
| 797 interface Writer{ | |
| 798 } | |
| 799 | |
| 800 | |
| 801 class Collator : Comparator { | |
| 802 public static Collator getInstance(){ | |
| 803 implMissing( __FILE__, __LINE__ ); | |
| 804 return null; | |
| 805 } | |
| 806 private this(){ | |
| 807 } | |
| 808 int compare(Object o1, Object o2){ | |
| 809 implMissing( __FILE__, __LINE__ ); | |
| 810 return 0; | |
| 811 } | |
| 812 } | |
| 813 | |
| 814 interface Enumeration { | |
| 815 public bool hasMoreElements(); | |
| 816 public Object nextElement(); | |
| 817 } | |
| 818 | |
| 819 | |
| 820 template arraycast(T) { | |
| 821 T[] arraycast(U) (U[] u) { | |
| 822 static if ( | |
| 823 (is (T == interface ) && is (U == interface )) || | |
| 824 (is (T == class ) && is (U == class ))) { | |
| 825 return(cast(T[])u); | |
| 826 } | |
| 827 else { | |
| 828 int l = u.length; | |
| 829 T[] res; | |
| 830 res.length = l; | |
| 831 for (int i = 0; i < l; i++) { | |
| 832 res[i] = cast(T)u[i]; | |
| 833 } | |
| 834 return(res); | |
| 835 } | |
| 836 } | |
| 837 } | |
| 838 | |
| 238 | 839 String stringcast( Object o ){ |
| 219 | 840 if( auto str = cast(ArrayWrapperString) o ){ |
| 841 return str.array; | |
| 842 } | |
| 843 return null; | |
| 844 } | |
| 238 | 845 String[] stringcast( Object[] objs ){ |
| 846 String[] res = new String[](objs.length); | |
| 219 | 847 foreach( idx, obj; objs ){ |
| 848 res[idx] = stringcast(obj); | |
| 849 } | |
| 850 return res; | |
| 851 } | |
| 238 | 852 ArrayWrapperString stringcast( String str ){ |
| 219 | 853 return new ArrayWrapperString( str ); |
| 854 } | |
| 238 | 855 ArrayWrapperString[] stringcast( String[] strs ){ |
| 219 | 856 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
| 857 foreach( idx, str; strs ){ | |
| 858 res[idx] = stringcast(str); | |
| 859 } | |
| 860 return res; | |
| 861 } | |
| 862 | |
| 863 | |
| 223 | 864 bool ArrayEquals(T)( T[] a, T[] b ){ |
| 865 if( a.length !is b.length ){ | |
| 866 return false; | |
| 867 } | |
| 868 for( int i = 0; i < a.length; i++ ){ | |
| 869 static if( is( T==class) || is(T==interface)){ | |
| 870 if( a[i] !is null && b[i] !is null ){ | |
| 871 if( a[i] != b[i] ){ | |
| 872 return false; | |
| 873 } | |
| 874 } | |
| 875 else if( a[i] is null && b[i] is null ){ | |
| 876 } | |
| 877 else{ | |
| 878 return false; | |
| 879 } | |
| 880 } | |
| 881 else{ | |
| 882 if( a[i] != b[i] ){ | |
| 883 return false; | |
| 884 } | |
| 885 } | |
| 886 } | |
| 226 | 887 return true; |
| 223 | 888 } |
| 889 | |
| 219 | 890 class Arrays{ |
| 891 public static bool equals(Object[] a, Object[] b){ | |
| 892 if( a.length !is b.length ){ | |
| 893 return false; | |
| 894 } | |
| 895 for( int i = 0; i < a.length; i++ ){ | |
| 896 if( a[i] is null && b[i] is null ){ | |
| 897 continue; | |
| 898 } | |
| 899 if( a[i] !is null && b[i] !is null && a[i] == b[i] ){ | |
| 900 continue; | |
| 901 } | |
| 902 return false; | |
| 903 } | |
| 904 return true; | |
| 905 } | |
| 906 } | |
| 907 | |
| 908 int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ | |
| 909 int idx; | |
| 910 foreach( e; s ){ | |
| 911 if( e == src ){ | |
| 912 return idx; | |
| 913 } | |
| 914 idx++; | |
| 915 } | |
| 916 return -1; | |
| 917 } | |
| 918 int arrayIndexOf(T)( T[] arr, T v ){ | |
| 919 int res = -1; | |
| 920 int idx = 0; | |
| 921 foreach( p; arr ){ | |
| 922 if( p == v){ | |
| 923 res = idx; | |
| 924 break; | |
| 925 } | |
| 926 idx++; | |
| 927 } | |
| 928 return res; | |
| 929 } | |
| 930 | |
| 931 int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ | |
| 932 int res = -1; | |
| 933 int idx = 0; | |
| 934 foreach( p; seq ){ | |
| 935 if( p == v){ | |
| 936 res = idx; | |
| 937 break; | |
| 938 } | |
| 939 idx++; | |
| 940 } | |
| 941 return res; | |
| 942 } | |
| 943 | |
| 238 | 944 void PrintStackTrace( int deepth = 100, String prefix = "trc" ){ |
| 229 | 945 auto e = new Exception( null ); |
| 946 int idx = 0; | |
| 947 const start = 3; | |
| 948 foreach( msg; e.info ){ | |
| 949 if( idx >= start && idx < start+deepth ) { | |
| 950 Trace.formatln( "{}: {}", prefix, msg ); | |
|
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951 } |
| 229 | 952 idx++; |
|
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953 } |
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954 } |
| 219 | 955 |
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956 struct ImportData{ |
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957 void[] data; |
| 238 | 958 String name; |
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959 |
| 238 | 960 public static ImportData opCall( void[] data, String name ){ |
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961 ImportData res; |
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962 res.data = data; |
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963 res.name = name; |
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964 return res; |
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965 } |
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966 } |
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967 |
| 238 | 968 template getImportData(String name ){ |
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969 const ImportData getImportData = ImportData( import(name), name ); |
| 238 | 970 } |