| 1 | |
|
| 2 | |
|
| 3 | |
|
| 4 | |
|
| 5 | |
|
| 6 | |
|
| 7 | |
|
| 8 | |
|
| 9 | |
|
| 10 | |
|
| 11 | |
|
| 12 | |
|
| 13 | |
|
| 14 | |
|
| 15 | |
|
| 16 | |
|
| 17 | |
|
| 18 | |
|
| 19 | |
|
| 20 | |
|
| 21 | |
|
| 22 | |
|
| 23 | |
package org.webmacro.servlet; |
| 24 | |
|
| 25 | |
import org.webmacro.Context; |
| 26 | |
import org.webmacro.ContextTool; |
| 27 | |
import org.webmacro.PropertyException; |
| 28 | |
import org.webmacro.WebMacroRuntimeException; |
| 29 | |
|
| 30 | |
import java.io.IOException; |
| 31 | |
import java.io.InputStream; |
| 32 | |
import java.io.UnsupportedEncodingException; |
| 33 | |
import java.text.SimpleDateFormat; |
| 34 | |
import java.util.ArrayList; |
| 35 | |
import java.util.Arrays; |
| 36 | |
import java.util.Date; |
| 37 | |
import java.util.List; |
| 38 | |
|
| 39 | |
|
| 40 | |
|
| 41 | |
|
| 42 | |
|
| 43 | |
|
| 44 | |
|
| 45 | |
public class TextTool extends ContextTool |
| 46 | |
{ |
| 47 | |
|
| 48 | |
|
| 49 | 2 | private static final TextTool _instance = new TextTool(); |
| 50 | |
|
| 51 | |
|
| 52 | |
|
| 53 | |
|
| 54 | |
|
| 55 | |
public static TextTool getInstance () |
| 56 | |
{ |
| 57 | 0 | return _instance; |
| 58 | |
} |
| 59 | |
|
| 60 | |
|
| 61 | |
|
| 62 | |
|
| 63 | |
|
| 64 | |
|
| 65 | |
|
| 66 | |
|
| 67 | |
|
| 68 | |
|
| 69 | |
|
| 70 | |
|
| 71 | |
|
| 72 | |
|
| 73 | |
public static String[] split (String input, String delimiter) |
| 74 | |
{ |
| 75 | 0 | if (input == null || delimiter == null) |
| 76 | 0 | return new String[0]; |
| 77 | |
|
| 78 | 0 | List l = new ArrayList(); |
| 79 | 0 | int delimlen = delimiter.length(); |
| 80 | 0 | int idx, lastidx = 0; |
| 81 | |
|
| 82 | 0 | while ((idx = input.indexOf(delimiter, lastidx)) > -1) |
| 83 | |
{ |
| 84 | 0 | l.add(input.substring(lastidx, idx)); |
| 85 | 0 | lastidx = idx + delimlen; |
| 86 | |
} |
| 87 | 0 | if (lastidx < input.length()) l.add(input.substring(lastidx)); |
| 88 | |
|
| 89 | 0 | return (String[]) l.toArray(new String[0]); |
| 90 | |
} |
| 91 | |
|
| 92 | |
|
| 93 | |
|
| 94 | |
|
| 95 | |
|
| 96 | |
|
| 97 | |
|
| 98 | |
|
| 99 | |
public static String join (String[] input, String delimiter) |
| 100 | |
{ |
| 101 | 0 | if (input == null || delimiter == null) |
| 102 | 0 | return null; |
| 103 | |
|
| 104 | 0 | StringBuffer sb = new StringBuffer(); |
| 105 | 0 | for (int x = 0; x < input.length; x++) |
| 106 | |
{ |
| 107 | 0 | if (x > 0) |
| 108 | 0 | sb.append(delimiter); |
| 109 | 0 | sb.append(input[x]); |
| 110 | |
} |
| 111 | |
|
| 112 | 0 | return sb.toString(); |
| 113 | |
} |
| 114 | |
|
| 115 | |
|
| 116 | |
|
| 117 | |
|
| 118 | |
|
| 119 | |
|
| 120 | |
|
| 121 | |
|
| 122 | |
|
| 123 | |
|
| 124 | |
|
| 125 | |
|
| 126 | |
public static String replace (String src, String from, String to) |
| 127 | |
{ |
| 128 | 0 | if (src == null || from == null || to == null) |
| 129 | 0 | return src; |
| 130 | |
|
| 131 | 0 | int fromlen = from.length(); |
| 132 | 0 | int idx, lastidx = 0; |
| 133 | |
|
| 134 | 0 | StringBuffer newstr = new StringBuffer(); |
| 135 | |
|
| 136 | 0 | while ((idx = src.indexOf(from, lastidx)) > -1) |
| 137 | |
{ |
| 138 | 0 | newstr.append(src.substring(lastidx, idx)); |
| 139 | 0 | newstr.append(to); |
| 140 | 0 | lastidx = idx + fromlen; |
| 141 | |
} |
| 142 | 0 | if (lastidx == 0) |
| 143 | 0 | return src; |
| 144 | |
else |
| 145 | 0 | newstr.append(src.substring(lastidx)); |
| 146 | |
|
| 147 | 0 | return newstr.toString(); |
| 148 | |
} |
| 149 | |
|
| 150 | |
|
| 151 | |
|
| 152 | |
|
| 153 | |
|
| 154 | |
|
| 155 | |
|
| 156 | |
|
| 157 | |
|
| 158 | |
public static String URLEncode (String input) |
| 159 | |
{ |
| 160 | 0 | if (input == null) |
| 161 | 0 | return null; |
| 162 | |
try { |
| 163 | 0 | return java.net.URLEncoder.encode(input, System.getProperty( "file.encoding" )); |
| 164 | 0 | } catch (UnsupportedEncodingException e) { |
| 165 | 0 | throw new WebMacroRuntimeException( "WebMacro bug System.file.encoding not supported", e ); |
| 166 | |
} |
| 167 | |
} |
| 168 | |
|
| 169 | |
|
| 170 | |
|
| 171 | |
|
| 172 | |
|
| 173 | |
|
| 174 | |
|
| 175 | |
|
| 176 | |
|
| 177 | |
|
| 178 | |
|
| 179 | |
|
| 180 | |
public static String URLDecode (String input) |
| 181 | |
{ |
| 182 | 0 | if (input == null) |
| 183 | 0 | return null; |
| 184 | |
try { |
| 185 | 0 | return java.net.URLDecoder.decode(input, System.getProperty( "file.encoding" )); |
| 186 | 0 | } catch (UnsupportedEncodingException e) { |
| 187 | 0 | throw new WebMacroRuntimeException( "WebMacro bug System.file.encoding not supported", e ); |
| 188 | |
} |
| 189 | |
} |
| 190 | |
|
| 191 | |
|
| 192 | |
|
| 193 | |
|
| 194 | |
|
| 195 | |
|
| 196 | |
|
| 197 | |
|
| 198 | |
|
| 199 | |
|
| 200 | |
public static String HTMLEncode (String input) |
| 201 | |
{ |
| 202 | 0 | return input == null ? "" : org.webmacro.util.HTMLEscaper.escape(input); |
| 203 | |
} |
| 204 | |
|
| 205 | |
|
| 206 | |
|
| 207 | |
|
| 208 | |
|
| 209 | |
|
| 210 | |
|
| 211 | |
|
| 212 | |
public static String formatDate (Date date, String format) |
| 213 | |
{ |
| 214 | 0 | SimpleDateFormat formatter = new SimpleDateFormat(format); |
| 215 | 0 | return formatter.format(date); |
| 216 | |
} |
| 217 | |
|
| 218 | |
|
| 219 | |
|
| 220 | |
|
| 221 | |
|
| 222 | |
|
| 223 | |
|
| 224 | |
|
| 225 | |
public static String streamToString (InputStream in) throws IOException |
| 226 | |
{ |
| 227 | 0 | return streamToString(in, null); |
| 228 | |
} |
| 229 | |
|
| 230 | |
|
| 231 | |
|
| 232 | |
|
| 233 | |
|
| 234 | |
|
| 235 | |
|
| 236 | |
|
| 237 | |
public static String streamToString (InputStream in, final String encoding) throws IOException |
| 238 | |
{ |
| 239 | 0 | if (in == null) |
| 240 | 0 | return null; |
| 241 | 0 | StringBuffer sb = new StringBuffer(); |
| 242 | |
try |
| 243 | |
{ |
| 244 | |
int cnt; |
| 245 | 0 | byte[] buff = new byte[4096]; |
| 246 | 0 | while ((cnt = in.read(buff)) > -1) |
| 247 | |
{ |
| 248 | 0 | if (encoding != null) |
| 249 | 0 | sb.append(new String(buff, 0, cnt, encoding)); |
| 250 | |
else |
| 251 | 0 | sb.append(new String(buff, 0, cnt)); |
| 252 | |
} |
| 253 | |
} |
| 254 | |
finally |
| 255 | |
{ |
| 256 | 0 | in.close(); |
| 257 | 0 | } |
| 258 | |
|
| 259 | 0 | return sb.toString(); |
| 260 | |
} |
| 261 | |
|
| 262 | |
|
| 263 | |
|
| 264 | |
|
| 265 | |
|
| 266 | |
public static String bytesToString (byte[] bytes) |
| 267 | |
{ |
| 268 | 0 | return new String(bytes); |
| 269 | |
} |
| 270 | |
|
| 271 | |
|
| 272 | |
|
| 273 | |
|
| 274 | |
|
| 275 | |
public static String bytesToString (byte[] bytes, String encoding) throws UnsupportedEncodingException |
| 276 | |
{ |
| 277 | 0 | return new String(bytes, encoding); |
| 278 | |
} |
| 279 | |
|
| 280 | |
|
| 281 | |
|
| 282 | |
public static String trim (String s) |
| 283 | |
{ |
| 284 | 0 | return s.trim(); |
| 285 | |
} |
| 286 | |
|
| 287 | |
|
| 288 | |
public static String ltrim (String s) |
| 289 | |
{ |
| 290 | 0 | if (s == null) return null; |
| 291 | 0 | for (int i = 0; i < s.length(); i++) |
| 292 | |
{ |
| 293 | 0 | if (!Character.isWhitespace(s.charAt(i))) return s.substring(i); |
| 294 | |
} |
| 295 | |
|
| 296 | 0 | return ""; |
| 297 | |
} |
| 298 | |
|
| 299 | |
|
| 300 | |
public static String rtrim (String s) |
| 301 | |
{ |
| 302 | 0 | if (s == null) return null; |
| 303 | 0 | for (int i = s.length() - 1; i > -1; i--) |
| 304 | |
{ |
| 305 | 0 | if (!Character.isWhitespace(s.charAt(i))) return s.substring(0, i + 1); |
| 306 | |
} |
| 307 | |
|
| 308 | 0 | return ""; |
| 309 | |
} |
| 310 | |
|
| 311 | |
|
| 312 | |
|
| 313 | |
|
| 314 | |
|
| 315 | |
public static String[] getLines (String block) |
| 316 | |
{ |
| 317 | 0 | if (block == null) return null; |
| 318 | 0 | String delim = "\r\n"; |
| 319 | 0 | if (block.indexOf("\r\n") == -1) |
| 320 | |
{ |
| 321 | 0 | if (block.indexOf('\n') > -1) |
| 322 | 0 | delim = "\n"; |
| 323 | |
else |
| 324 | 0 | delim = "\r"; |
| 325 | |
} |
| 326 | 0 | return TextTool.split(block, delim); |
| 327 | |
} |
| 328 | |
|
| 329 | |
|
| 330 | |
public static String makeBlock (String[] lines) |
| 331 | |
{ |
| 332 | 0 | if (lines == null || lines.length == 0) return null; |
| 333 | 0 | if (lines.length == 1) return lines[0]; |
| 334 | 0 | StringBuffer sb = new StringBuffer(lines[0]); |
| 335 | 0 | for (int i = 1; i < lines.length; i++) |
| 336 | |
{ |
| 337 | 0 | sb.append('\r').append('\n').append(lines[i]); |
| 338 | |
} |
| 339 | 0 | return sb.toString(); |
| 340 | |
} |
| 341 | |
|
| 342 | |
|
| 343 | |
|
| 344 | |
public static String trimBlock (String block) |
| 345 | |
{ |
| 346 | 0 | if (block == null) return null; |
| 347 | 0 | String[] lines = getLines(block); |
| 348 | 0 | for (int i = 0; i < lines.length; i++) lines[i] = trim(lines[i]); |
| 349 | 0 | return makeBlock(lines); |
| 350 | |
} |
| 351 | |
|
| 352 | |
|
| 353 | |
public static String ltrimBlock (String block) |
| 354 | |
{ |
| 355 | 0 | if (block == null) return null; |
| 356 | 0 | String[] lines = getLines(block); |
| 357 | 0 | for (int i = 0; i < lines.length; i++) lines[i] = ltrim(lines[i]); |
| 358 | 0 | return makeBlock(lines); |
| 359 | |
} |
| 360 | |
|
| 361 | |
|
| 362 | |
public static String rtrimBlock (String block) |
| 363 | |
{ |
| 364 | 0 | if (block == null) return null; |
| 365 | 0 | String[] lines = getLines(block); |
| 366 | 0 | for (int i = 0; i < lines.length; i++) lines[i] = rtrim(lines[i]); |
| 367 | 0 | return makeBlock(lines); |
| 368 | |
} |
| 369 | |
|
| 370 | |
|
| 371 | |
public static String toUpperCase (String s) |
| 372 | |
{ |
| 373 | 0 | return s.toUpperCase(); |
| 374 | |
} |
| 375 | |
|
| 376 | |
|
| 377 | |
public static String toLowerCase (String s) |
| 378 | |
{ |
| 379 | 0 | return s.toLowerCase(); |
| 380 | |
} |
| 381 | |
|
| 382 | |
|
| 383 | |
|
| 384 | |
|
| 385 | |
|
| 386 | |
|
| 387 | |
|
| 388 | |
|
| 389 | |
public TextTool () |
| 390 | 8 | { |
| 391 | 8 | } |
| 392 | |
|
| 393 | |
|
| 394 | |
|
| 395 | |
|
| 396 | |
|
| 397 | |
public TextTool (Context context) |
| 398 | 0 | { |
| 399 | 0 | } |
| 400 | |
|
| 401 | |
|
| 402 | |
|
| 403 | |
|
| 404 | |
|
| 405 | |
|
| 406 | |
public Object init (Context context) throws PropertyException |
| 407 | |
{ |
| 408 | 0 | return TextTool.getInstance(); |
| 409 | |
} |
| 410 | |
|
| 411 | |
|
| 412 | |
|
| 413 | |
|
| 414 | |
|
| 415 | |
public static void main (String[] args) throws Exception |
| 416 | |
{ |
| 417 | 0 | String input1 = "This is a test"; |
| 418 | 0 | String input2 = "This is a test"; |
| 419 | 0 | String[] split = TextTool.split(input2, " "); |
| 420 | |
|
| 421 | 0 | System.err.println(TextTool.replace(input1, "is", "isn't")); |
| 422 | |
|
| 423 | 0 | for (int x = 0; x < split.length; x++) |
| 424 | 0 | System.err.println("/" + split[x] + "/"); |
| 425 | |
|
| 426 | 0 | String s1 = "alpha\r\nbeta\r\ndelta\r\ngamma"; |
| 427 | 0 | String[] split2 = TextTool.split(s1, "\r\n"); |
| 428 | 0 | System.err.println("split2=" + Arrays.asList(split2)); |
| 429 | 0 | } |
| 430 | |
} |