Mercurial > projects > dwt-linux
annotate dwt/dwthelper/utils.d @ 276:9d67c3170a58 Release-1
Removed version=TANGOSVN for release 0.99.7
author | Frank Benoit <benoit@tionex.de> |
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date | Sat, 26 Jul 2008 02:52:25 +0200 |
parents | d472fae79005 |
children | 05e48e1e65d1 |
rev | line source |
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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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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 static 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 | |
25 alias char[] String; | |
26 alias tango.text.Text.Text!(char) StringBuffer; | |
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27 |
238 | 28 void implMissing( String file, uint line ){ |
12 | 29 Stderr.formatln( "implementation missing in file {} line {}", file, line ); |
30 Stderr.formatln( "exiting ..." ); | |
31 exit(1); | |
32 } | |
33 | |
26 | 34 abstract class ArrayWrapper{ |
35 } | |
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36 abstract class ValueWrapper{ |
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37 } |
26 | 38 |
39 class ArrayWrapperT(T) : ArrayWrapper { | |
27 | 40 public T[] array; |
41 public this( T[] data ){ | |
42 array = data; | |
43 } | |
26 | 44 } |
45 | |
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46 class ValueWrapperT(T) : ValueWrapper { |
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47 public T value; |
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48 public this( T data ){ |
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49 value = data; |
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50 } |
219 | 51 public int opEquals( T other ){ |
52 return value == other; | |
53 } | |
220
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54 public int opEquals( Object other ){ |
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55 if( auto o = cast(ValueWrapperT!(T))other ){ |
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56 return value == o.value; |
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57 } |
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58 return false; |
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59 } |
219 | 60 } |
61 | |
62 class Boolean : ValueWrapperT!(bool) { | |
63 public static Boolean TRUE; | |
64 public static Boolean FALSE; | |
226 | 65 |
66 static this(){ | |
67 TRUE = new Boolean(true); | |
68 FALSE = new Boolean(false); | |
69 } | |
219 | 70 public this( bool v ){ |
71 super(v); | |
72 } | |
73 | |
74 alias ValueWrapperT!(bool).opEquals opEquals; | |
75 public int opEquals( int other ){ | |
76 return value == ( other !is 0 ); | |
77 } | |
78 public int opEquals( Object other ){ | |
79 if( auto o = cast(Boolean)other ){ | |
80 return value == o.value; | |
81 } | |
82 return false; | |
83 } | |
84 public bool booleanValue(){ | |
85 return value; | |
86 } | |
238 | 87 public static Boolean valueOf( String s ){ |
227 | 88 if( s == "yes" || s == "true" ){ |
89 return TRUE; | |
90 } | |
91 return FALSE; | |
92 } | |
93 public static Boolean valueOf( bool b ){ | |
94 return b ? TRUE : FALSE; | |
95 } | |
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96 } |
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97 |
219 | 98 alias Boolean ValueWrapperBool; |
99 | |
100 | |
101 class Byte : ValueWrapperT!(byte) { | |
238 | 102 public static byte parseByte( String s ){ |
219 | 103 try{ |
104 int res = tango.text.convert.Integer.parse( s ); | |
105 if( res < byte.min || res > byte.max ){ | |
106 throw new NumberFormatException( "out of range" ); | |
107 } | |
108 return res; | |
109 } | |
110 catch( IllegalArgumentException e ){ | |
111 throw new NumberFormatException( e ); | |
112 } | |
113 } | |
114 this( byte value ){ | |
115 super( value ); | |
116 } | |
117 } | |
118 alias Byte ValueWrapperByte; | |
119 | |
120 | |
121 class Integer : ValueWrapperT!(int) { | |
122 | |
250 | 123 public static const int MIN_VALUE = 0x80000000; |
124 public static const int MAX_VALUE = 0x7fffffff; | |
125 public static const int SIZE = 32; | |
219 | 126 |
127 public this ( int value ){ | |
128 super( value ); | |
129 } | |
130 | |
238 | 131 public this ( String s ){ |
226 | 132 super(parseInt(s)); |
219 | 133 } |
134 | |
238 | 135 public static String toString( int i, int radix ){ |
219 | 136 switch( radix ){ |
137 case 2: | |
138 return toBinaryString(i); | |
139 case 8: | |
140 return toOctalString(i); | |
141 case 10: | |
142 return toString(i); | |
143 case 16: | |
144 return toHexString(i); | |
145 default: | |
146 implMissing( __FILE__, __LINE__ ); | |
147 return null; | |
148 } | |
149 } | |
150 | |
238 | 151 public static String toHexString( int i ){ |
262 | 152 return tango.text.convert.Integer.toString(i, "x" ); |
219 | 153 } |
154 | |
238 | 155 public static String toOctalString( int i ){ |
262 | 156 return tango.text.convert.Integer.toString(i, "o" ); |
219 | 157 } |
158 | |
238 | 159 public static String toBinaryString( int i ){ |
262 | 160 return tango.text.convert.Integer.toString(i, "b" ); |
219 | 161 } |
162 | |
238 | 163 public static String toString( int i ){ |
219 | 164 return tango.text.convert.Integer.toString(i); |
165 } | |
166 | |
238 | 167 public static int parseInt( String s, int radix ){ |
219 | 168 try{ |
169 return tango.text.convert.Integer.parse( s, cast(uint)radix ); | |
170 } | |
171 catch( IllegalArgumentException e ){ | |
172 throw new NumberFormatException( e ); | |
173 } | |
174 } | |
175 | |
238 | 176 public static int parseInt( String s ){ |
219 | 177 try{ |
178 return tango.text.convert.Integer.parse( s ); | |
179 } | |
180 catch( IllegalArgumentException e ){ | |
181 throw new NumberFormatException( e ); | |
182 } | |
183 } | |
184 | |
238 | 185 public static Integer valueOf( String s, int radix ){ |
219 | 186 implMissing( __FILE__, __LINE__ ); |
187 return null; | |
188 } | |
189 | |
238 | 190 public static Integer valueOf( String s ){ |
226 | 191 return valueOf( parseInt(s)); |
219 | 192 } |
193 | |
194 public static Integer valueOf( int i ){ | |
226 | 195 return new Integer(i); |
219 | 196 } |
197 | |
198 public byte byteValue(){ | |
199 return cast(byte)value; | |
200 } | |
201 | |
202 public short shortValue(){ | |
203 return cast(short)value; | |
204 } | |
205 | |
206 public int intValue(){ | |
207 return value; | |
208 } | |
209 | |
210 public long longValue(){ | |
211 return cast(long)value; | |
212 } | |
213 | |
214 public float floatValue(){ | |
215 return cast(float)value; | |
216 } | |
217 | |
218 public double doubleValue(){ | |
219 return cast(double)value; | |
220 } | |
221 | |
222 public override hash_t toHash(){ | |
223 return intValue(); | |
224 } | |
225 | |
238 | 226 public override String toString(){ |
219 | 227 return tango.text.convert.Integer.toString( value ); |
228 } | |
229 } | |
230 alias Integer ValueWrapperInt; | |
231 | |
232 class Double : ValueWrapperT!(double) { | |
233 this( double value ){ | |
234 super(value); | |
235 } | |
238 | 236 this( String str ){ |
219 | 237 implMissing( __FILE__, __LINE__ ); |
238 super(0.0); | |
239 } | |
240 public double doubleValue(){ | |
241 return value; | |
242 } | |
238 | 243 public static String toString( double value ){ |
219 | 244 implMissing( __FILE__, __LINE__ ); |
245 return null; | |
246 } | |
247 } | |
248 | |
249 class Float : ValueWrapperT!(float) { | |
228 | 250 |
251 public static float POSITIVE_INFINITY = (1.0f / 0.0f); | |
252 public static float NEGATIVE_INFINITY = ((-1.0f) / 0.0f); | |
253 public static float NaN = (0.0f / 0.0f); | |
254 public static float MAX_VALUE = 3.4028235e+38f; | |
255 public static float MIN_VALUE = 1.4e-45f; | |
256 public static int SIZE = 32; | |
257 | |
219 | 258 this( float value ){ |
259 super(value); | |
260 } | |
238 | 261 this( String str ){ |
219 | 262 implMissing( __FILE__, __LINE__ ); |
263 super(0.0); | |
264 } | |
265 public float floatValue(){ | |
266 return value; | |
267 } | |
238 | 268 public static String toString( float value ){ |
219 | 269 implMissing( __FILE__, __LINE__ ); |
270 return null; | |
271 } | |
238 | 272 public static float parseFloat( String s ){ |
228 | 273 try{ |
274 return tango.text.convert.Float.toFloat( s ); | |
275 } | |
276 catch( IllegalArgumentException e ){ | |
277 throw new NumberFormatException( e ); | |
278 } | |
279 } | |
280 | |
219 | 281 } |
282 class Long : ValueWrapperT!(long) { | |
283 this( long value ){ | |
284 super(value); | |
285 } | |
238 | 286 this( String str ){ |
219 | 287 implMissing( __FILE__, __LINE__ ); |
288 super(0); | |
289 } | |
290 public long longValue(){ | |
291 return value; | |
292 } | |
238 | 293 public static long parseLong(String s){ |
219 | 294 implMissing( __FILE__, __LINE__ ); |
295 return 0; | |
296 } | |
238 | 297 public static String toString( double value ){ |
219 | 298 implMissing( __FILE__, __LINE__ ); |
299 return null; | |
300 } | |
301 } | |
302 alias Long ValueWrapperLong; | |
303 | |
304 | |
305 // alias ValueWrapperT!(int) ValueWrapperInt; | |
209 | 306 |
92 | 307 alias ArrayWrapperT!(byte) ArrayWrapperByte; |
308 alias ArrayWrapperT!(int) ArrayWrapperInt; | |
309 alias ArrayWrapperT!(Object) ArrayWrapperObject; | |
310 alias ArrayWrapperT!(char) ArrayWrapperString; | |
238 | 311 alias ArrayWrapperT!(String) ArrayWrapperString2; |
26 | 312 |
219 | 313 Object[] StringArrayToObjectArray( String[] strs ){ |
314 Object[] res = new Object[strs.length]; | |
315 foreach( idx, str; strs ){ | |
316 res[idx] = new ArrayWrapperString(str); | |
317 } | |
318 return res; | |
319 } | |
238 | 320 int codepointIndexToIndex( String str, int cpIndex ){ |
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321 int cps = cpIndex; |
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322 int res = 0; |
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323 while( cps > 0 ){ |
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324 cps--; |
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325 if( str[res] < 0x80 ){ |
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326 res+=1; |
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327 } |
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328 else if( str[res] < 0xE0 ){ |
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329 res+=2; |
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330 } |
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331 else if( str[res] & 0xF0 ){ |
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332 res+=3; |
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333 } |
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334 else{ |
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335 res+=4; |
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336 } |
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337 } |
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338 return res; |
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339 } |
238 | 340 int indexToCodepointIndex( String str, int index ){ |
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341 int i = 0; |
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342 int res = 0; |
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343 while( i < index ){ |
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344 if( str[i] < 0x80 ){ |
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345 i+=1; |
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346 } |
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347 else if( str[i] < 0xE0 ){ |
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348 i+=2; |
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349 } |
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350 else if( str[i] & 0xF0 ){ |
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351 i+=3; |
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352 } |
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353 else{ |
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354 i+=4; |
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355 } |
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356 res++; |
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357 } |
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358 return res; |
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359 } |
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360 |
238 | 361 String firstCodePointStr( String str, out int consumed ){ |
179
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362 dchar[1] buf; |
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363 uint ate; |
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364 dchar[] res = str.toString32( buf, &ate ); |
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365 consumed = ate; |
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366 return str[ 0 .. ate ]; |
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367 } |
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368 |
238 | 369 dchar firstCodePoint( String str ){ |
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370 int dummy; |
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371 return firstCodePoint( str, dummy ); |
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372 } |
238 | 373 dchar firstCodePoint( String str, out int consumed ){ |
179
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374 dchar[1] buf; |
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375 uint ate; |
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376 dchar[] res = str.toString32( buf, &ate ); |
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377 consumed = ate; |
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378 if( ate is 0 || res.length is 0 ){ |
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379 Trace.formatln( "dwthelper.utils {}: str.length={} str={:X2}", __LINE__, str.length, cast(ubyte[])str ); |
109 | 380 } |
179
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381 assert( ate > 0 ); |
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382 assert( res.length is 1 ); |
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383 return res[0]; |
103 | 384 } |
179
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385 |
238 | 386 String dcharToString( dchar key ){ |
179
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387 dchar[1] buf; |
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388 buf[0] = key; |
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389 return tango.text.convert.Utf.toString( buf ); |
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390 } |
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391 |
238 | 392 int codepointCount( String str ){ |
179
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393 scope dchar[] buf = new dchar[]( str.length ); |
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394 uint ate; |
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395 dchar[] res = tango.text.convert.Utf.toString32( str, buf, &ate ); |
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396 assert( ate is str.length ); |
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397 return res.length; |
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398 } |
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399 |
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400 alias tango.text.convert.Utf.toString16 toString16; |
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401 alias tango.text.convert.Utf.toString toString; |
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402 |
238 | 403 int getRelativeCodePointOffset( String str, int startIndex, int searchRelCp ){ |
179
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404 int ignore; |
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405 int i = startIndex; |
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406 if( searchRelCp > 0 ){ |
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407 while( searchRelCp !is 0 ){ |
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408 |
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409 if( ( i < str.length ) |
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410 && ( str[i] & 0x80 ) is 0x00 ) |
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411 { |
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412 i+=1; |
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413 } |
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414 else if( ( i+1 < str.length ) |
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415 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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416 && (( str[i ] & 0xE0 ) is 0xC0 )) |
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417 { |
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418 i+=2; |
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419 } |
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420 else if( ( i+2 < str.length ) |
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421 && (( str[i+2] & 0xC0 ) is 0x80 ) |
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422 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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423 && (( str[i ] & 0xF0 ) is 0xE0 )) |
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424 { |
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425 i+=3; |
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426 } |
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427 else if(( i+3 < str.length ) |
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428 && (( str[i+3] & 0xC0 ) is 0x80 ) |
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429 && (( str[i+2] & 0xC0 ) is 0x80 ) |
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430 && (( str[i+1] & 0xC0 ) is 0x80 ) |
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431 && (( str[i ] & 0xF8 ) is 0xF0 )) |
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432 { |
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433 i+=4; |
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434 } |
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435 else{ |
246
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436 Trace.formatln( "invalid utf8 characters: {:X2}", cast(ubyte[]) str ); |
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437 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
179
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438 } |
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439 searchRelCp--; |
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440 } |
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441 } |
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442 else if( searchRelCp < 0 ){ |
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443 while( searchRelCp !is 0 ){ |
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444 do{ |
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445 i--; |
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446 if( i < 0 ){ |
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447 Trace.formatln( "dwthelper.utils getRelativeCodePointOffset {}: str={}, startIndex={}, searchRelCp={}", __LINE__, str, startIndex, searchRelCp ); |
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448 tango.text.convert.Utf.onUnicodeError( "invalid utf8 input", i ); |
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449 } |
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450 } while(( str[i] & 0xC0 ) is 0x80 ); |
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451 searchRelCp++; |
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452 } |
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453 } |
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454 return i - startIndex; |
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455 } |
238 | 456 dchar getRelativeCodePoint( String str, int startIndex, int searchRelCp, out int relIndex ){ |
179
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457 relIndex = getRelativeCodePointOffset( str, startIndex, searchRelCp ); |
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458 int ignore; |
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459 return firstCodePoint( str[ startIndex+relIndex .. $ ], ignore ); |
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460 } |
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461 |
238 | 462 int utf8AdjustOffset( String str, int offset ){ |
179
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463 if( str.length <= offset || offset <= 0 ){ |
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464 return offset; |
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465 } |
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466 while(( str[offset] & 0xC0 ) is 0x80 ){ |
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467 offset--; |
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468 } |
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469 return offset; |
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470 } |
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471 |
219 | 472 bool CharacterIsDefined( dchar ch ){ |
473 return (ch in tango.text.UnicodeData.unicodeData) !is null; | |
474 } | |
238 | 475 dchar CharacterFirstToLower( String str ){ |
179
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476 int consumed; |
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477 return CharacterFirstToLower( str, consumed ); |
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478 } |
238 | 479 dchar CharacterFirstToLower( String str, out int consumed ){ |
179
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480 dchar[1] buf; |
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481 buf[0] = firstCodePoint( str, consumed ); |
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482 dchar[] r = tango.text.Unicode.toLower( buf ); |
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483 return r[0]; |
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484 } |
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485 |
103 | 486 dchar CharacterToLower( dchar c ){ |
487 dchar[] r = tango.text.Unicode.toLower( [c] ); | |
488 return r[0]; | |
489 } | |
490 dchar CharacterToUpper( dchar c ){ | |
491 dchar[] r = tango.text.Unicode.toUpper( [c] ); | |
492 return r[0]; | |
493 } | |
158
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494 bool CharacterIsWhitespace( dchar c ){ |
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495 return tango.text.Unicode.isWhitespace( c ); |
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496 } |
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497 bool CharacterIsDigit( dchar c ){ |
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498 return tango.text.Unicode.isDigit( c ); |
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499 } |
219 | 500 bool CharacterIsLetter( dchar c ){ |
501 return tango.text.Unicode.isLetter( c ); | |
502 } | |
238 | 503 public String toUpperCase( String str ){ |
219 | 504 return tango.text.Unicode.toUpper( str ); |
505 } | |
26 | 506 |
238 | 507 public int indexOf( String str, char searched ){ |
158
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508 int res = tango.text.Util.locate( str, searched ); |
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509 if( res is str.length ) res = -1; |
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510 return res; |
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511 } |
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512 |
238 | 513 public int indexOf( String str, char searched, int startpos ){ |
158
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514 int res = tango.text.Util.locate( str, searched, startpos ); |
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515 if( res is str.length ) res = -1; |
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516 return res; |
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517 } |
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518 |
238 | 519 public int indexOf(String str, String ch){ |
158
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520 return indexOf( str, ch, 0 ); |
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521 } |
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522 |
238 | 523 public int indexOf(String str, String ch, int start){ |
158
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524 int res = tango.text.Util.locatePattern( str, ch, start ); |
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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 lastIndexOf(String str, char ch){ |
190 | 530 return lastIndexOf( str, ch, str.length ); |
531 } | |
238 | 532 public int lastIndexOf(String str, char ch, int formIndex){ |
190 | 533 int res = tango.text.Util.locatePrior( str, ch, formIndex ); |
534 if( res is str.length ) res = -1; | |
535 return res; | |
536 } | |
238 | 537 public int lastIndexOf(String str, String ch ){ |
219 | 538 return lastIndexOf( str, ch, str.length ); |
539 } | |
238 | 540 public int lastIndexOf(String str, String ch, int start ){ |
219 | 541 int res = tango.text.Util.locatePatternPrior( str, ch, start ); |
542 if( res is str.length ) res = -1; | |
543 return res; | |
544 } | |
190 | 545 |
238 | 546 public String replace( String str, char from, char to ){ |
200
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547 return tango.text.Util.replace( str.dup, from, to ); |
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548 } |
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549 |
238 | 550 public String substring( String str, int start ){ |
158
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551 return str[ start .. $ ].dup; |
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552 } |
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553 |
238 | 554 public String substring( String str, int start, int end ){ |
158
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555 return str[ start .. end ].dup; |
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556 } |
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557 |
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558 public wchar[] substring( wchar[] str, int start ){ |
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559 return str[ start .. $ ].dup; |
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560 } |
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561 |
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562 public wchar[] substring( wchar[] str, int start, int end ){ |
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563 return str[ start .. end ].dup; |
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564 } |
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565 |
238 | 566 public char charAt( String str, int pos ){ |
158
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567 return str[ pos ]; |
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568 } |
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569 |
238 | 570 public void getChars( String src, int srcBegin, int srcEnd, String dst, int dstBegin){ |
158
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571 dst[ dstBegin .. dstBegin + srcEnd - srcBegin ] = src[ srcBegin .. srcEnd ]; |
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572 } |
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573 |
238 | 574 public wchar[] toCharArray( String str ){ |
158
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575 return toString16( str ); |
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576 } |
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577 |
238 | 578 public bool endsWith( String src, String pattern ){ |
158
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579 if( src.length < pattern.length ){ |
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580 return false; |
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581 } |
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582 return src[ $-pattern.length .. $ ] == pattern; |
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583 } |
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584 |
238 | 585 public bool equals( String src, String other ){ |
158
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586 return src == other; |
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587 } |
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588 |
238 | 589 public bool equalsIgnoreCase( String src, String other ){ |
190 | 590 return tango.text.Unicode.toFold(src) == tango.text.Unicode.toFold(other); |
591 } | |
592 | |
245
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593 public int compareToIgnoreCase( String src, String other ){ |
254
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594 return compareTo( tango.text.Unicode.toFold(src), tango.text.Unicode.toFold(other)); |
245
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595 } |
250 | 596 public int compareTo( String src, String other ){ |
254
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597 return typeid(String).compare( cast(void*)&src, cast(void*)&other ); |
250 | 598 } |
245
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599 |
238 | 600 public bool startsWith( String src, String pattern ){ |
200
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601 if( src.length < pattern.length ){ |
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602 return false; |
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603 } |
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604 return src[ 0 .. pattern.length ] == pattern; |
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605 } |
210 | 606 |
238 | 607 public String toLowerCase( String src ){ |
158
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608 return tango.text.Unicode.toLower( src ); |
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609 } |
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610 |
238 | 611 public hash_t toHash( String src ){ |
612 return typeid(String).getHash(&src); | |
191 | 613 } |
614 | |
238 | 615 public String trim( String str ){ |
210 | 616 return tango.text.Util.trim( str ).dup; |
617 } | |
238 | 618 public String intern( String str ){ |
219 | 619 return str; |
620 } | |
210 | 621 |
238 | 622 public char* toStringzValidPtr( String src ){ |
207
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623 if( src ){ |
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624 return src.toStringz(); |
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625 } |
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626 else{ |
238 | 627 static const String nullPtr = "\0"; |
207
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628 return nullPtr.ptr; |
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629 } |
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630 } |
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631 |
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632 public alias tango.stdc.stringz.toStringz toStringz; |
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633 public alias tango.stdc.stringz.toString16z toString16z; |
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634 public alias tango.stdc.stringz.fromStringz fromStringz; |
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635 public alias tango.stdc.stringz.fromString16z fromString16z; |
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636 |
238 | 637 static String toHex(uint value, bool prefix = true, int radix = 8){ |
262 | 638 return tango.text.convert.Integer.toString( |
639 value, | |
640 radix is 10 ? "d" : | |
641 radix is 8 ? "o" : | |
642 radix is 16 ? "x" : | |
643 "d" ); | |
644 } | |
158
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645 |
219 | 646 class RuntimeException : Exception { |
238 | 647 this( String e = null){ |
219 | 648 super(e); |
649 } | |
650 this( Exception e ){ | |
651 super(e.toString); | |
225
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652 next = e; |
219 | 653 } |
225
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654 public Exception getCause() { |
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655 return next; |
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656 } |
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657 |
219 | 658 } |
659 class IndexOutOfBoundsException : Exception { | |
238 | 660 this( String e = null){ |
219 | 661 super(e); |
662 } | |
663 } | |
664 | |
665 class UnsupportedOperationException : RuntimeException { | |
238 | 666 this( String e = null){ |
219 | 667 super(e); |
668 } | |
669 this( Exception e ){ | |
670 super(e.toString); | |
671 } | |
672 } | |
158
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673 class NumberFormatException : IllegalArgumentException { |
238 | 674 this( String e ){ |
158
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675 super(e); |
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676 } |
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677 this( Exception e ){ |
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678 super(e.toString); |
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679 } |
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680 } |
219 | 681 class NullPointerException : Exception { |
238 | 682 this( String e = null ){ |
219 | 683 super(e); |
684 } | |
685 this( Exception e ){ | |
686 super(e.toString); | |
687 } | |
688 } | |
689 class IllegalStateException : Exception { | |
238 | 690 this( String e = null ){ |
219 | 691 super(e); |
692 } | |
693 this( Exception e ){ | |
694 super(e.toString); | |
695 } | |
696 } | |
697 class InterruptedException : Exception { | |
238 | 698 this( String e = null ){ |
219 | 699 super(e); |
700 } | |
701 this( Exception e ){ | |
702 super(e.toString); | |
703 } | |
704 } | |
705 class InvocationTargetException : Exception { | |
706 Exception cause; | |
238 | 707 this( Exception e = null, String msg = null ){ |
219 | 708 super(msg); |
709 cause = e; | |
710 } | |
711 | |
712 alias getCause getTargetException; | |
713 Exception getCause(){ | |
714 return cause; | |
715 } | |
716 } | |
717 class MissingResourceException : Exception { | |
238 | 718 String classname; |
719 String key; | |
720 this( String msg, String classname, String key ){ | |
219 | 721 super(msg); |
722 this.classname = classname; | |
723 this.key = key; | |
724 } | |
725 } | |
726 class ParseException : Exception { | |
238 | 727 this( String e = null ){ |
219 | 728 super(e); |
729 } | |
730 } | |
731 | |
732 interface Cloneable{ | |
733 } | |
734 | |
735 interface Comparable { | |
736 int compareTo(Object o); | |
737 } | |
738 interface Comparator { | |
739 int compare(Object o1, Object o2); | |
740 } | |
741 interface EventListener{ | |
742 } | |
743 | |
744 class EventObject { | |
745 protected Object source; | |
746 | |
747 public this(Object source) { | |
748 if (source is null) | |
749 throw new IllegalArgumentException( "null arg" ); | |
750 this.source = source; | |
751 } | |
752 | |
753 public Object getSource() { | |
754 return source; | |
755 } | |
756 | |
238 | 757 public override String toString() { |
219 | 758 return this.classinfo.name ~ "[source=" ~ source.toString() ~ "]"; |
759 } | |
760 } | |
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761 |
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762 private struct GCStats { |
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763 size_t poolsize; // total size of pool |
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764 size_t usedsize; // bytes allocated |
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765 size_t freeblocks; // number of blocks marked FREE |
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766 size_t freelistsize; // total of memory on free lists |
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767 size_t pageblocks; // number of blocks marked PAGE |
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768 } |
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769 private extern(C) GCStats gc_stats(); |
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770 |
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771 size_t RuntimeTotalMemory(){ |
228 | 772 GCStats s = gc_stats(); |
158
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773 return s.poolsize; |
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774 } |
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775 |
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776 String ExceptionGetLocalizedMessage( Exception e ){ |
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777 return e.msg; |
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778 } |
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779 |
219 | 780 void ExceptionPrintStackTrace( Exception e ){ |
781 ExceptionPrintStackTrace( e, Stderr ); | |
782 } | |
783 void ExceptionPrintStackTrace( Exception e, Print!(char) print ){ | |
235
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784 Exception exception = e; |
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785 while( exception !is null ){ |
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786 print.formatln( "Exception in {}({}): {}", exception.file, exception.line, exception.msg ); |
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787 if( exception.info !is null ){ |
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788 foreach( msg; exception.info ){ |
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789 print.formatln( "trc {}", msg ); |
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790 } |
235
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791 } |
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792 exception = exception.next; |
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793 } |
219 | 794 } |
795 | |
796 interface Reader{ | |
797 } | |
798 interface Writer{ | |
799 } | |
800 | |
801 | |
802 class Collator : Comparator { | |
803 public static Collator getInstance(){ | |
804 implMissing( __FILE__, __LINE__ ); | |
805 return null; | |
806 } | |
807 private this(){ | |
808 } | |
809 int compare(Object o1, Object o2){ | |
810 implMissing( __FILE__, __LINE__ ); | |
811 return 0; | |
812 } | |
813 } | |
814 | |
815 interface Enumeration { | |
816 public bool hasMoreElements(); | |
817 public Object nextElement(); | |
818 } | |
819 | |
820 | |
821 template arraycast(T) { | |
822 T[] arraycast(U) (U[] u) { | |
823 static if ( | |
824 (is (T == interface ) && is (U == interface )) || | |
825 (is (T == class ) && is (U == class ))) { | |
826 return(cast(T[])u); | |
827 } | |
828 else { | |
829 int l = u.length; | |
830 T[] res; | |
831 res.length = l; | |
832 for (int i = 0; i < l; i++) { | |
833 res[i] = cast(T)u[i]; | |
834 } | |
835 return(res); | |
836 } | |
837 } | |
838 } | |
839 | |
238 | 840 String stringcast( Object o ){ |
219 | 841 if( auto str = cast(ArrayWrapperString) o ){ |
842 return str.array; | |
843 } | |
844 return null; | |
845 } | |
238 | 846 String[] stringcast( Object[] objs ){ |
847 String[] res = new String[](objs.length); | |
219 | 848 foreach( idx, obj; objs ){ |
849 res[idx] = stringcast(obj); | |
850 } | |
851 return res; | |
852 } | |
238 | 853 ArrayWrapperString stringcast( String str ){ |
219 | 854 return new ArrayWrapperString( str ); |
855 } | |
238 | 856 ArrayWrapperString[] stringcast( String[] strs ){ |
219 | 857 ArrayWrapperString[] res = new ArrayWrapperString[ strs.length ]; |
858 foreach( idx, str; strs ){ | |
859 res[idx] = stringcast(str); | |
860 } | |
861 return res; | |
862 } | |
863 | |
864 | |
223 | 865 bool ArrayEquals(T)( T[] a, T[] b ){ |
866 if( a.length !is b.length ){ | |
867 return false; | |
868 } | |
869 for( int i = 0; i < a.length; i++ ){ | |
870 static if( is( T==class) || is(T==interface)){ | |
871 if( a[i] !is null && b[i] !is null ){ | |
872 if( a[i] != b[i] ){ | |
873 return false; | |
874 } | |
875 } | |
876 else if( a[i] is null && b[i] is null ){ | |
877 } | |
878 else{ | |
879 return false; | |
880 } | |
881 } | |
882 else{ | |
883 if( a[i] != b[i] ){ | |
884 return false; | |
885 } | |
886 } | |
887 } | |
226 | 888 return true; |
223 | 889 } |
890 | |
219 | 891 class Arrays{ |
892 public static bool equals(Object[] a, Object[] b){ | |
893 if( a.length !is b.length ){ | |
894 return false; | |
895 } | |
896 for( int i = 0; i < a.length; i++ ){ | |
897 if( a[i] is null && b[i] is null ){ | |
898 continue; | |
899 } | |
900 if( a[i] !is null && b[i] !is null && a[i] == b[i] ){ | |
901 continue; | |
902 } | |
903 return false; | |
904 } | |
905 return true; | |
906 } | |
907 } | |
908 | |
909 int SeqIndexOf(T)( tango.util.collection.model.Seq.Seq!(T) s, T src ){ | |
910 int idx; | |
911 foreach( e; s ){ | |
912 if( e == src ){ | |
913 return idx; | |
914 } | |
915 idx++; | |
916 } | |
917 return -1; | |
918 } | |
919 int arrayIndexOf(T)( T[] arr, T v ){ | |
920 int res = -1; | |
921 int idx = 0; | |
922 foreach( p; arr ){ | |
923 if( p == v){ | |
924 res = idx; | |
925 break; | |
926 } | |
927 idx++; | |
928 } | |
929 return res; | |
930 } | |
931 | |
932 int seqIndexOf( tango.util.collection.model.Seq.Seq!(Object) seq, Object v ){ | |
933 int res = -1; | |
934 int idx = 0; | |
935 foreach( p; seq ){ | |
936 if( p == v){ | |
937 res = idx; | |
938 break; | |
939 } | |
940 idx++; | |
941 } | |
942 return res; | |
943 } | |
944 | |
238 | 945 void PrintStackTrace( int deepth = 100, String prefix = "trc" ){ |
229 | 946 auto e = new Exception( null ); |
947 int idx = 0; | |
948 const start = 3; | |
949 foreach( msg; e.info ){ | |
950 if( idx >= start && idx < start+deepth ) { | |
951 Trace.formatln( "{}: {}", prefix, msg ); | |
220
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952 } |
229 | 953 idx++; |
220
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954 } |
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955 } |
219 | 956 |
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957 struct ImportData{ |
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958 void[] data; |
238 | 959 String name; |
220
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960 |
238 | 961 public static ImportData opCall( void[] data, String name ){ |
220
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962 ImportData res; |
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963 res.data = data; |
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964 res.name = name; |
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965 return res; |
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966 } |
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967 } |
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968 |
238 | 969 template getImportData(String name ){ |
220
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970 const ImportData getImportData = ImportData( import(name), name ); |
238 | 971 } |