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CountCharactersInFile.java

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package misc;

import java.io.BufferedReader;

import java.io.File;

import java.io.FileInputStream;

import java.io.IOException;

import java.io.InputStreamReader;

public class CountCharactersInFile {

public static void main(String[] args) throws IOException {

File file = new File("file.txt");

FileInputStream fis = new FileInputStream(file);

InputStreamReader input = new InputStreamReader(fis);

BufferedReader reader = new BufferedReader(input);

String line;

int countWord = 0;

int sentenceCount = 0;

int characterCount = 0;

int paragraphCount = 1;

int whitespaceCount = 0;

while((line = reader.readLine()) != null) {

if(line.equals("")) {

paragraphCount++;

}

if(!(line.equals(""))) {

characterCount += line.length();

String[] wordList = line.split("\\s+");

countWord += wordList.length;

whitespaceCount += countWord - 1;

String[] sentenceList = line.split("[!?.:]+");

sentenceCount += sentenceList.length;

}

System.out.println("Total word count = " + countWord);

System.out.println("Total number of sentences = " + sentenceCount);

System.out.println("Total number of characters = " + characterCount);

System.out.println("Number of paragraphs = " + paragraphCount);

System.out.println("Total number of whitespaces = " + whitespaceCount);

}