About Us

Welcome to FEARPK, your number one source for all things about education. We’re dedicated to providing you the very best of knowledge, with an emphasis on formal and non formal education.

 

Founded in  3, March 2019 by Rehmat Ullah, FEARPK has come a long way from its beginnings in Pakistan. When Rehmat ullah first started out, his passion for educational services  drove them to start their own business.

 

We hope you enjoy our educational knowledge as much as we enjoy offering them to you. If you have any questions or comments, please don’t hesitate to contact us.

 

Sincerely,

Rehmat Ullah

CS508 ASSISGNMENT 3 SOLUTION FALL 2019 2020

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CS508 ASSISGNMENT 3  SOLUTION FALL 2019 2020

CS508 ASSISGNMENT 3 SOLUTION FALL 2019 2020

 

 

Instruction:

 

Create Ur NEW Project Name Of threads …. Jo b Naam dy java class ka os lehaz se chnge kr  ly code se b  

Launcher >>> code paste in NetBean

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package threads;

 



 

/**

 *

 * @author Markhor

 */

import java.util.concurrent.ArrayBlockingQueue;

import java.util.concurrent.BlockingQueue;

 

 

public class Launcher {

 

  public static void main(String[] args) {

 

    BlockingQueue<Integer> queue = new ArrayBlockingQueue<Integer>(1024);

 

    ReaderThread reader = new ReaderThread(queue);

    WriterThread writer = new WriterThread(queue);

 

    System.out.println(“My ID is BC00000 and special character to read is ‘$'”);

    new Thread(reader).start();

    new Thread(writer).start();   

   

   

    }

 

 }

 

Create New Java Class with name  ReaderThread …. Jo b Naam dy java class ka os lehaz se chnge kr  ly code se b  

 

ReaderThread >>> code paste in NetBean

 

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package threads;

 



/**

 *

 * @author Markhor

 */

import java.io.BufferedReader;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.FileReader;

import java.io.IOException;

import java.util.concurrent.BlockingQueue;

 

public class ReaderThread implements Runnable{

 

  protected BlockingQueue<Integer> blockingQueue ;

 

  public ReaderThread(BlockingQueue<Integer> blockingQueue){

    this.blockingQueue = blockingQueue;    

  }

 

  @Override

  public void run() {

     

      System.out.println(“Reader Thread is Started”);

     

    BufferedReader br = null;

     try {

            br = new BufferedReader(new FileReader(new File(“./inputFile.txt”)));

            int buffer =0;

            char match = ‘$’;

           

            while((buffer=br.read())!= -1){

               

                if ((char)buffer == match){

                blockingQueue.put(buffer);

                }

              

            }

           

            blockingQueue.put(0);  //When end of file has been reached

             System.out.println(“Reader Thread ended”);

        } catch (FileNotFoundException e) {

 

            e.printStackTrace();

        } catch (IOException e) {

 

            e.printStackTrace();

        } catch(InterruptedException e){

 

        }finally{

            try {

                br.close();

            } catch (IOException e) {

                e.printStackTrace();

            }

        }

 

 

  }

 

 

 

}

Create New Java Class with name  WriterThread…Jo b Naam dy java class ka os lehaz se chnge kr  ly code se b  

WriterThread >>> code paste in NetBean

 

 

/*

 * To change this license header, choose License Headers in Project Properties.

 * To change this template file, choose Tools | Templates

 * and open the template in the editor.

 */

package threads;

 

/**

 *

 * @author Markhor

 */

 

import java.io.File;

import java.io.FileNotFoundException;

import java.io.PrintWriter;

import java.util.concurrent.BlockingQueue;

 

public class WriterThread implements Runnable{

 

  protected BlockingQueue<Integer> blockingQueue;

 

  public WriterThread(BlockingQueue<Integer> blockingQueue){

    this.blockingQueue = blockingQueue;    

  }

 

  @Override

  public void run() {

     

      System.out.println(“Writer Thread is Started”);

     

    PrintWriter writer = null;

    char match;

    int no = 0;

    try {

        writer = new PrintWriter(new File(“outputFile.txt”));

 

        while(true){

            int buffer = blockingQueue.take();

           

            match = (char)buffer;

            no++;

           

            if(buffer == (0)){

                break;

            }

           

            writer.println(no);

            System.out.println(“‘”+match+”‘” + ” Found so Far :” + no);

           

        }              

        System.out.println(“Writer Thread ended”);

        System.out.println(“Total number of Special character “+”‘$'”+” in the file are :”+ (no-1));

    } catch (FileNotFoundException e) {

 

        e.printStackTrace();

    } catch(InterruptedException e){

 

    }finally{

        writer.close();

    }

 

  }

 

 

}

 

Muhammad Reyan

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