Write ALL POSSIBLE outputs from the following multithreaded program (8pts). Explain your reasons (8pts). class Sum{...

 

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Write ALL POSSIBLE outputs from the following multithreaded program (8pts). Explain your reasons (8pts). class Sum{ private int sum; public int getSum(){ } return sum; } public void setSum(int sum){ this.sum = sum; } class Summation implements Runnable{ private int start; private int end; private Sum sumValue; public Summation(int start, int end, Sum sumValue) { this.start= start; this.end = end; this.sumValue = sumValue; public void run(){ } int sum = 0; for(int i=start; i<=end;i++) sum += i; sumValue.setSum(sum); System.out.println(" sum from " + start + " to "+ end + " is " + sum); } public class Test{ public static void main(String[] args){ int sum_total=0; int upper=10; Sum sumObject1=new Sum(); Sum sumObject2=new Sum(); Thread thrd1=new Thread(new Summation(1,upper/2-1, sumObject1)); Thread thrd2=new Thread(new Summation (upper/2,upper,sumObject2)); thrd1.start(); thrd2.start(); try{ thrd1.join(); thrd2.join(); sum_total sumObject1.getSum() + sumObject2.getSum(); System.out.println("the result is " + sum_total); } } }catch (Interrupted Exception ie) {} Write ALL POSSIBLE outputs from the following multithreaded program (8pts). Explain your reasons (8pts). class Sum{ private int sum; public int getSum(){ } return sum; } public void setSum(int sum){ this.sum = sum; } class Summation implements Runnable{ private int start; private int end; private Sum sumValue; public Summation(int start, int end, Sum sumValue) { this.start= start; this.end = end; this.sumValue = sumValue; public void run(){ } int sum = 0; for(int i=start; i<=end;i++) sum += i; sumValue.setSum(sum); System.out.println(" sum from " + start + " to "+ end + " is " + sum); } public class Test{ public static void main(String[] args){ int sum_total=0; int upper=10; Sum sumObject1=new Sum(); Sum sumObject2=new Sum(); Thread thrd1=new Thread(new Summation(1,upper/2-1, sumObject1)); Thread thrd2=new Thread(new Summation (upper/2,upper,sumObject2)); thrd1.start(); thrd2.start(); try{ thrd1.join(); thrd2.join(); sum_total sumObject1.getSum() + sumObject2.getSum(); System.out.println("the result is " + sum_total); } } }catch (Interrupted Exception ie) {}

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