How to read a text file and search any specific word in java

This tutorial explains how to read a text file and search any specific word in java. In order to search any specific word from a text file, we need to first read text file. Here we have provided simple example for reading a text file and search any specific word from that.

sample.txt
we are going to use below text file content using java code.

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FileWordSearch.txt

package demo;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileReader;
import java.io.IOException;

public class FileWordSearch {

 public static void main(String[] args) throws IOException {
  // TODO Auto-generated method stub

  String[] words = null; // Intialize the word Array

  // Creation of File Descriptor for input file
  File f1 = new File("sample.txt");

  // Creation of File Reader object
  FileReader fr = new FileReader(f1);

  // Creation of BufferedReader object
  BufferedReader br = new BufferedReader(fr);

  String s;
  String input = "Facebook"; // Input word to be searched
  int count = 0; // Intialize the word to zero

  // Reading Content from the file
  while ((s = br.readLine()) != null) {
   words = s.split(" "); // Split the word using space
   for (String word : words) {
    if (word.equals(input)) { // Search for the given word
     count++; // If Present increase the count by one
    }
   }
  }
  if (count != 0) { // Check for count not equal to zero
   System.out.println("The given word is present for " + count
     + " Times in the file");
  } else {
   System.out.println("The given word is not present in the file");
  }

  fr.close();

 }
}

Output:-
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