Exemplo n.º 1
0
 /**
  * A private method that parses each file, counting the frequency of words and keeping track of
  * the total number of words.
  *
  * @param file, String of filename to be parsed
  * @param counter, data structure to hold counts
  * @return sum, representing the total number of words in the file
  */
 private static int parseAndCount(String file, DataCounter<String> counter) {
   int sum = 0;
   try {
     FileWordReader reader = new FileWordReader(file);
     String word = reader.nextWord();
     while (word != null) {
       counter.incCount(word);
       sum++;
       word = reader.nextWord();
     }
   } catch (IOException e) {
     System.err.println("Error processing " + file + " " + e);
     System.exit(1);
   }
   return sum;
 }