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GeezerVison is showing github.com — leet-code/GenerateCodeTable.java at master · awangdev/leet-code Expand file tree/ Copy pathGenerateCodeTable.javaMore file actions 510 lines (465 loc) · 20.3 KB / Copy pathGenerateCodeTable.javaFile metadata and controls510 lines (465 loc) · 20.3 KB 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 import java.io.*; import java.util.*; import java.util.stream.*; import java.text.SimpleDateFormat; /* Used to generate table of contents. - No args: generate GitHub table - args == 'wordpress', generate WordPress table. - args == 'review', generate Review Page - args == 'all', genereate both table */ public class GenerateCodeTable { private static String GIT_HUB_LINK = "https://github.com/awangdev/LintCode/blob/master/Java/"; private static String NOT_AVAILABLE = "N/A"; private static String LINTCODE_TOKEN = "[lint]"; private static String TOOL_TOKEN = "[tool]"; private static SimpleDateFormat DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd"); /* TableRow, used to hold table object and sort by date. */ private static class TableRow { private long date = 0; private String fileName; private String level; private String tutorialLink; private String timeComplexity; private String spaceComplexity; private String note; private List<String> tags; public TableRow( long date, String fileName, String level, String tutorialLink, String timeComplexity, String spaceComplexity, String note, List<String> tags) { this.date = date; this.fileName = fileName; this.level = level; this.timeComplexity = timeComplexity; this.spaceComplexity = spaceComplexity; this.tutorialLink = tutorialLink; this.note = note; this.tags = tags; } public String getLeetcodeNum() { String[] fileNameArr = fileName.split("\\."); if (LINTCODE_TOKEN.equals(fileNameArr[0].toLowerCase())) { return LINTCODE_TOKEN; } if (TOOL_TOKEN.equals(fileNameArr[0].toLowerCase())) { return TOOL_TOKEN; } try { Integer.parseInt(fileNameArr[0]); return fileNameArr[0]; } catch(Exception e) { return NOT_AVAILABLE; } } public long getDate() { return this.date; } public String getFileName() { return this.fileName; } public String getLevel() { return this.level; } public String getTutorialLink() { return this.tutorialLink; } public String getNote() { return this.note; } public List<String> getTags() { return this.tags; } public String getTableComposedLine(int i) { Date date = new Date(this.date); return "|" + this.getLeetcodeNum() + "|[" + this.fileName + "](" + GIT_HUB_LINK + fileName.replace(" ", "%20") + ")|" + this.level + "|" + this.tags + "|" + this.timeComplexity + "|" + this.spaceComplexity + "|Java|" + i + "|\n"; } } public static String TUTORIAL_KEY_WORD = "tutorial:"; public static String TAGS_KEY_WORD = "tags:"; public static String TIME_KEY_WORD = "time:"; public static String SPACE_KEY_WORD = "space:"; public static void main(String[] args) { GenerateCodeTable gct = new GenerateCodeTable(); //Read Java Solution Folder File folder = new File("./Java");//"." = current path if (!folder.exists() || !folder.isDirectory()) { System.out.println("Check Directory:1"); return; } File[] listOfFiles = folder.listFiles(); if (listOfFiles == null) { System.out.println("Check Directory:2"); return; } String outputContent = ""; File outFile; if (args.length == 0){ outputContent = gct.generateREADME(listOfFiles); gct.printTable("README.md", outputContent); } else if (args != null && args[0].contains("wordpress")) {//Wordpress outputContent = gct.generateWordPressPage(listOfFiles); gct.printTable("WordPress.txt", outputContent); } else if (args != null && args[0].contains("review")) {//Review Page outputContent = gct.generateReviewPage(listOfFiles); gct.printTable("ReviewPage.md", outputContent); } else if (args != null && args[0].contains("tags")) {//Wordpress outputContent = gct.generateTagREADME(listOfFiles); gct.printTable("TagREADME.md", outputContent); } else if (args != null && args[0].contains("all")) { outputContent = gct.generateREADME(listOfFiles); gct.printTable("README.md", outputContent); //outputContent = generateWordPressPage(listOfFiles); //printTable("WordPress.txt", outputContent); outputContent = gct.generateReviewPage(listOfFiles); gct.printTable("ReviewPage.md", outputContent); outputContent = gct.generateTagREADME(listOfFiles); gct.printTable("TagREADME.md", outputContent); outputContent = gct.generateTagReviewPage(listOfFiles); gct.printTable("TagReviewPage.md", outputContent); outputContent = gct.generateLevelReviewPage(listOfFiles); gct.printTable("LevelReviewPage.md", outputContent); } System.out.println("Mission Accomplished. Now go ahead and commit"); } /* Output the content into file */ public void printTable(String fileName, String outputContent) { //System.out.println(outputContent); //Write to README.md try { File outFile = new File(fileName); FileOutputStream fop = new FileOutputStream(outFile); byte[] contentInBytes = outputContent.getBytes(); fop.write(contentInBytes); fop.flush(); fop.close(); } catch (IOException e) { e.printStackTrace(); } } /* Generate Wordpress contents */ public String generateWordPressPage(File[] listOfFiles) { //Assemble output String outputContent = "Java Solutions to algorithm problems from LintCode, LeetCode...etc.\n" + "<table>" + "<thead>" + "<tr>" + "<th align='center'>#</th>" + "<th align='left'>Problem</th>" + "<th align='center'> Language</th>" + "</tr>" + "</thead>" + "<tbody>"; int count = 0; for (File file : listOfFiles) { if (file.getName().contains(".java")) { outputContent+= "<tr>" + "<td align='center'>" + count + "</td>" + "<td align='left'><a href='" + GIT_HUB_LINK + file.getName() + "'>" + file.getName() + "</a></td>" + "<td align='center'>Java</td>" + "</tr>"; count++; } } outputContent += "</tbody></table>"; return outputContent; } /* Generate GitHub README contents */ public String generateREADME(File[] listOfFiles) { //Assemble output String outputContent = "# Java Algorithm Problems\n\n" + "| Leetcode# | Problem | Level | Tags | Time | Space | Language | Sequence |\n" + "|:---------:|:------------|:------:|:----:|-----:|------:|:--------:|---------:|\n"; List<TableRow> tableRows = getTableRows(listOfFiles); for (int i = 0; i < tableRows.size(); i++) { outputContent += tableRows.get(i).getTableComposedLine(i); } return outputContent; } /* Generate the tags Table*/ public String generateTagREADME(File[] listOfFiles) { String outputContent = generateTableOfContent("TagREADME.md") + "\n\n"; String header = "| Leetcode# | Problem | Level | Tags | Time | Space | Language | Sequence |\n" + "|:---------:|:------------|:------:|:----:|-----:|------:|:--------:|---------:|\n"; List<TableRow> tableRows = getTableRows(listOfFiles); Map<String, List<TableRow>> tagToRows = new HashMap<>(); tableRows.forEach(tableRow -> { for (String tag: tableRow.getTags()) { if (tag == null || tag.length() == 0) { continue; } if (!tagToRows.containsKey(tag)) { tagToRows.put(tag, new ArrayList<TableRow>()); } tagToRows.get(tag).add(tableRow); } }); // Build View List<Map.Entry<String, List<TableRow>>> entries = new ArrayList<>(tagToRows.entrySet()); entries.sort(Comparator.comparing(entry -> -entry.getValue().size())); for (Map.Entry<String, List<TableRow>> entry : entries) { StringBuffer sb = new StringBuffer(" \n \n \n## " + entry.getKey() + " (" + entry.getValue().size() + ")\n"); sb.append(header); List<TableRow> entryTableRows = entry.getValue(); entryTableRows.sort(Comparator.comparing(row -> String.join(",", row.getTags()))); for (int i = 0; i < entryTableRows.size(); i++) { sb.append(entryTableRows.get(i).getTableComposedLine(i)); } outputContent += sb.toString() + "\n\n\n"; } return outputContent; } // Generate review files by tags public String generateTagReviewPage(File[] listOfFiles) { List<TableRow> tableRows = getTableRows(listOfFiles); Map<String, List<TableRow>> tagToRows = new HashMap<>(); // Group by tags: tableRows.forEach(tableRow -> { for (String tag: tableRow.getTags()) { if (tag == null || tag.length() == 0) { continue; } if (!tagToRows.containsKey(tag)) { tagToRows.put(tag, new ArrayList<TableRow>()); } tagToRows.get(tag).add(tableRow); } }); // Build View String outputContent = ""; for (Map.Entry<String, List<TableRow>> entry : tagToRows.entrySet()) { StringBuffer sb = new StringBuffer(" \n \n \n## " + entry.getKey() + " (" + entry.getValue().size() + ")\n"); sb.append(buildReviewSection(entry.getValue())); outputContent += sb.toString() + "\n\n\n"; printTable("review/" + entry.getKey() + ".md", sb.toString()); } return outputContent; } // Generate review files by levels public String generateLevelReviewPage(File[] listOfFiles) { List<TableRow> tableRows = getTableRows(listOfFiles); Map<String, List<TableRow>> levelToRows = new HashMap<>(); // Group by levels: tableRows.forEach(tableRow -> { String level = tableRow.getLevel(); if (NOT_AVAILABLE.equals(tableRow.getLevel())) { level = "NA"; } if (!levelToRows.containsKey(level)) { levelToRows.put(level, new ArrayList<TableRow>()); } levelToRows.get(level).add(tableRow); }); // Build View String outputContent = ""; for (Map.Entry<String, List<TableRow>> entry : levelToRows.entrySet()) { StringBuffer sb = new StringBuffer(" \n \n \n## " + entry.getKey() + " (" + entry.getValue().size() + ")\n"); sb.append(buildReviewSection(entry.getValue())); outputContent += sb.toString() + "\n\n\n"; printTable("review/level/" + entry.getKey() + ".md", sb.toString()); } return outputContent; } /* Generate Review Page contents Review Page content: 1. Sequence 2. Name 3. Difficulty 4. Summary of solution, key points. */ public String generateReviewPage(File[] listOfFiles) { //Assemble output String outputContent = "# Review Page\n\n" + "This page summarize the solutions of all problems. For thoughts,ideas written in English, refer to deach individual solution. \n" + "New problems will be automatically updated once added.\n\n"; List<TableRow> tableRows = getTableRows(listOfFiles); int count = 0; int countMiss = 0; outputContent += buildReviewSection(tableRows); return outputContent; } private String buildReviewSection(List<TableRow> tableRows) { int count = 0; int countMiss = 0; StringBuffer sb = new StringBuffer(); for (TableRow tableRow: tableRows) { // Skip non-ready items if (NOT_AVAILABLE.equals(tableRow.getLevel())) { System.out.println(countMiss + ". [File not yet formatted]: " + tableRow.getFileName() + " [Skipping. Please revisit]"); countMiss++; continue; } //System.out.println(count + ". " + tableRow.getLevel() + " [File not yet formatted]: " + tableRow.getFileName()); sb.append("**" + count + ". [" + tableRow.getFileName()); sb.append("](" + GIT_HUB_LINK); sb.append(tableRow.getFileName().replace(" ", "%20") +")**"); sb.append(" Level: " + tableRow.getLevel() + " Tags: " + tableRow.getTags() + "\n"); sb.append(" " + tableRow.getTutorialLink() + "\n"); sb.append(tableRow.getNote() + "\n"); sb.append("\n---\n\n"); count++; } return sb.toString(); } private List<TableRow> getTableRows(File[] listOfFiles) { List<TableRow> tableRows = new ArrayList<>(); for (File file : listOfFiles) { if (file.getName().contains(".java")) { tableRows.add(getTableRow(file.getName())); } } List<TableRow> nonProcessedRows = tableRows.stream() .filter(tableRow -> tableRow.getLeetcodeNum().equals(NOT_AVAILABLE)) .collect(Collectors.toList()); List<TableRow> processedLeetCodeRows = tableRows.stream() .filter(tableRow -> !tableRow.getLeetcodeNum().equals(NOT_AVAILABLE) && !tableRow.getLeetcodeNum().equals(LINTCODE_TOKEN) && !tableRow.getLeetcodeNum().equals(TOOL_TOKEN) ) .collect(Collectors.toList()); List<TableRow> processedLintCodeRows = tableRows.stream() .filter(tableRow -> tableRow.getLeetcodeNum().equals(LINTCODE_TOKEN)) .collect(Collectors.toList()); List<TableRow> processedToolCodeRows = tableRows.stream() .filter(tableRow -> tableRow.getLeetcodeNum().equals(TOOL_TOKEN)) .collect(Collectors.toList()); Collections.sort(processedLeetCodeRows, Comparator.comparing(TableRow::getDate)); Collections.sort(processedLintCodeRows, Comparator.comparing(TableRow::getDate)); System.out.println("Non Reviewed Problems: " + nonProcessedRows.size() + ", Reviewed LeetCode Problems: " + processedLeetCodeRows.size() + ", Reviewed LintCode Problems: " + processedLintCodeRows.size()); List<TableRow> output = new ArrayList<>(); output.addAll(nonProcessedRows); output.addAll(processedLintCodeRows); output.addAll(processedToolCodeRows); output.addAll(processedLeetCodeRows); return output; } private TableRow getTableRow(String fileName) { TableRow tableRow = null; String tutorialLink = ""; String calculatedLevel = NOT_AVAILABLE; String timeComplexity = ""; String spaceComplexity = ""; long timestamp = 0; List<String> tags = new ArrayList<>(); // get timestamp of file File file = new File("Java/" + fileName); timestamp = file.lastModified(); try { BufferedReader reader = new BufferedReader(new InputStreamReader( new FileInputStream("Java/" + fileName), "UTF-8")); // Get level String line = reader.readLine().trim(); if (line.length() == 1 && !calculateLevel(line).isEmpty()){ calculatedLevel = calculateLevel(line.toUpperCase()); line = reader.readLine().trim(); } // TODO: remove the legacy timestamp. // Below are existing logic to parse timestamp. Remove when all timestamp is cleaned up. if (line.length() != 0) { try{ Long.parseLong(line); line = reader.readLine().trim(); } catch(Exception e){ } } // Get tutorial if (line.contains(TUTORIAL_KEY_WORD)) { tutorialLink = "[Link](" + line.substring(TUTORIAL_KEY_WORD.length()) + ")"; line = reader.readLine().trim(); } // Get Tags if (line.contains(TAGS_KEY_WORD)) { // Do something String tagLine = line.substring(TAGS_KEY_WORD.length()); for (String tag : tagLine.split(",")) { tags.add(tag.trim()); } Collections.sort(tags); line = reader.readLine().trim(); } // Get Time if (line.contains(TIME_KEY_WORD)) { timeComplexity = line.substring(6).trim(); // "time:" line = reader.readLine().trim(); } // Get Space if (line.contains(SPACE_KEY_WORD)) { spaceComplexity = line.substring(7).trim(); // "space:" } // Get Note String note = ""; while ((line = reader.readLine()) != null && !line.equals("```") && !line.equals("/*")) { note += line + "\n"; } // Get result tableRow = new TableRow(timestamp, fileName, calculatedLevel, tutorialLink, timeComplexity, spaceComplexity, note, tags); } catch (Exception e) { System.err.format("IOException: %s%n. Filename: %s", e, fileName); } return tableRow; } private String calculateLevel(String level) { switch(level) { case "N" : return "Naive"; case "E" : return "Easy"; case "M" : return "Medium"; case "H" : return "Hard"; case "S" : return "Super"; case "R" : return "Review"; } return NOT_AVAILABLE; } // Build the table of contents of the page. Need to have 'gh-md-toc' installed private String generateTableOfContent(String fileName) { StringBuffer sb = new StringBuffer(); try { Runtime rt = Runtime.getRuntime(); String[] commands = {"./gh-md-toc", fileName}; Process proc = rt.exec(commands); BufferedReader stdInput = new BufferedReader(new InputStreamReader(proc.getInputStream())); BufferedReader stdError = new BufferedReader(new InputStreamReader(proc.getErrorStream())); // read the output from the command System.out.println("Here is the standard output of the command:\n"); String s = null; while ((s = stdInput.readLine()) != null) { if (!s.contains("[gh-md-toc]") && !s.contains("table-of-contents")) { sb.append(s.trim() + "\n"); } } // read any errors from the attempted command System.out.println("Here is the standard error of the command (if any):\n"); while ((s = stdError.readLine()) != null) { System.out.println(s); } } catch (Exception e) { System.err.format("IOException: %s%n", e); } System.out.println(sb.toString()); return sb.toString(); } } |
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