DesignPatternsJava/src/threads/data.java at multithreading · subratcodes/DesignPatternsJava

52 lines (35 loc) · 1.13 KB

package threads;

import java.io.BufferedInputStream;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.IOException;

import java.util.ArrayList;

import java.util.LinkedList;

import java.util.Scanner;

import java.util.concurrent.Callable;

import java.util.concurrent.CountDownLatch;

public class data implements Callable {

CountDownLatch latch;

public data(CountDownLatch latch){

this.latch=latch;

}

@Override

public LinkedList<Integer> call() throws Exception {

// TODO Auto-generated method stub

LinkedList<Integer> list=new LinkedList<Integer>();

try {

File myObj = new File("/Users/subrat/Downloads/lowlevelDesign/src/threads/numbers.txt");

Scanner myReader = new Scanner(myObj);

while (myReader.hasNextLine()) {

String data = myReader.nextLine();

list.add(Integer.valueOf(data));

}

myReader.close();

} catch (FileNotFoundException e) {

System.out.println("An error occurred.");

e.printStackTrace();

}

latch.countDown();

return list;

}

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