tests/net.mograsim.logic.model.am2900.tests/src/net/mograsim/logic/model/JavaJsonLineCounter.java

   1 package net.mograsim.logic.model;
   2
   3 import java.io.IOException;
   4 import java.io.UncheckedIOException;
   5 import java.nio.file.Files;
   6 import java.nio.file.Path;
   7 import java.nio.file.Paths;
   8 import java.util.Arrays;
   9 import java.util.Set;
  10 import java.util.concurrent.atomic.AtomicLong;
  11 import java.util.stream.Collectors;
  12 import java.util.stream.StreamSupport;
  13
  14 public class JavaJsonLineCounter
  15 {
  16         public static void main(String[] args) throws IOException
  17         {
  18                 printLineCount("../..", "java", "bin", "classes", "SWTHelper");
  19                 printLineCount("../..", "json", "bin", "classes", "SWTHelper");
  20         }
  21
  22         private static void printLineCount(String path, String filetype, String... excludedDirectoryNames) throws IOException
  23         {
  24                 Set<Path> excludedDirectoryPaths = Arrays.stream(excludedDirectoryNames).map(Paths::get).collect(Collectors.toSet());
  25                 AtomicLong lineCount = new AtomicLong();
  26                 AtomicLong byteSize = new AtomicLong();
  27                 AtomicLong fileCount = new AtomicLong();
  28                 Files.walk(Paths.get(path)).filter(Files::isRegularFile).filter(p -> p.toString().endsWith('.' + filetype))
  29                                 .filter(p -> !StreamSupport.stream(p.spliterator(), false).anyMatch(excludedDirectoryPaths::contains)).forEach(p ->
  30                                 {
  31                                         try
  32                                         {
  33                                                 lineCount.addAndGet(Files.lines(p).count());
  34                                                 byteSize.addAndGet(Files.size(p));
  35                                                 fileCount.incrementAndGet();
  36                                         }
  37                                         catch (IOException e)
  38                                         {
  39                                                 throw new UncheckedIOException(e);
  40                                         }
  41                                 });
  42                 System.out.println(filetype + ": " + fileCount + " files; " + lineCount + " lines; " + byteSize + " bytes");
  43         }
  44 }