I'm trying to construct 2 methods to sort an array One method will sort an array in ascending order the other method will sort the array in the sending order. To try to implement concurrency of threading. Writen in java.
I'm trying to construct 2 methods to sort an array One method will sort an array in ascending order the other method will sort the array in the sending order. To try to implement concurrency of threading. Writen in java.
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
Related questions
Question
I'm trying to construct 2 methods to sort an array One method will sort an array in ascending order the other method will sort the array in the sending order. To try to implement concurrency of threading. Writen in java.
![11:10
←
package Threads_Synchronization;
import java.util.Random;
import
java.util.concurrent.locks. Lock;
import java.util.concurrent.locks.
ReentrantLock;
X 63%
public class Question3_SortingArrays {
/*
* In this question use mutex lock(s)
or semaphore(s) to enable process
synchronization
*
* Thread 1 and thread 2 share a
single buffer (1D Array), where:
* thread 1 sorts the items of the
buffer in ascending order
* thread 2 sorts the items of the
buffer in descending order
*/
// shared resources between thread 1
and thread 2 are:
// DONOT CHANGE THESE VARIABLE
public static int BufferSize = 10;
//the size of the buffer
public static int buffer[] = new
int [BufferSize]; //the shared buffer
// add any further resources you think
Ascending() and Descending() functions
must share below
O](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F84b9759d-3bd7-481b-9da5-01ee09be0953%2F8ac34944-74a1-4c51-8c87-20bef22bd168%2Fgrapp3j_processed.jpeg&w=3840&q=75)
Transcribed Image Text:11:10
←
package Threads_Synchronization;
import java.util.Random;
import
java.util.concurrent.locks. Lock;
import java.util.concurrent.locks.
ReentrantLock;
X 63%
public class Question3_SortingArrays {
/*
* In this question use mutex lock(s)
or semaphore(s) to enable process
synchronization
*
* Thread 1 and thread 2 share a
single buffer (1D Array), where:
* thread 1 sorts the items of the
buffer in ascending order
* thread 2 sorts the items of the
buffer in descending order
*/
// shared resources between thread 1
and thread 2 are:
// DONOT CHANGE THESE VARIABLE
public static int BufferSize = 10;
//the size of the buffer
public static int buffer[] = new
int [BufferSize]; //the shared buffer
// add any further resources you think
Ascending() and Descending() functions
must share below
O
![11:10
k
// this function simply displays the
content of the shared buffer and which
thread made the call
// DONOT CHANGE THIS FUNCTION
public static void displayStatus() {
if(Thread.current Thread().
getName().equals("ascending"))
System.out.println("Ascending
successfully sorted the array");
else
System.out.println("Descending
successfully sorted the array");
• • * | 63%1
System.out.print(" the " +
Thread.currentThread().getName() +" is
displaying the content of the buffer: ");
for(int i=0; i<BufferSize; i++) {
System.out.print(buffer[i]+"
}
Syste
System.out.println();
// this function sorts the shared
buffer in ascending order
public static void Ascending() {
try {
System.out.println("The
Ascending is trying to sort the shared
buffer");
|||
// Sort the buffer in
ascending order
// Call displayStatus after
you sort and before release the lock
// Implement the Ascending
functionality in the area below
O](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F84b9759d-3bd7-481b-9da5-01ee09be0953%2F8ac34944-74a1-4c51-8c87-20bef22bd168%2F0i1hf37_processed.jpeg&w=3840&q=75)
Transcribed Image Text:11:10
k
// this function simply displays the
content of the shared buffer and which
thread made the call
// DONOT CHANGE THIS FUNCTION
public static void displayStatus() {
if(Thread.current Thread().
getName().equals("ascending"))
System.out.println("Ascending
successfully sorted the array");
else
System.out.println("Descending
successfully sorted the array");
• • * | 63%1
System.out.print(" the " +
Thread.currentThread().getName() +" is
displaying the content of the buffer: ");
for(int i=0; i<BufferSize; i++) {
System.out.print(buffer[i]+"
}
Syste
System.out.println();
// this function sorts the shared
buffer in ascending order
public static void Ascending() {
try {
System.out.println("The
Ascending is trying to sort the shared
buffer");
|||
// Sort the buffer in
ascending order
// Call displayStatus after
you sort and before release the lock
// Implement the Ascending
functionality in the area below
O
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