Java Week9(B) Notepad

Mar 21, 20100 likes262 views

This Java program implements the producer-consumer problem using inter-thread communication. A LabPro17 class is used to synchronize access to a shared variable between producer and consumer threads. The producer thread calls the put() method to set the shared variable and the consumer thread calls the get() method to retrieve it. Synchronization is achieved using wait() and notify() methods to coordinate access between the producer and consumer.

JAVA WEEK9(B)
/* Week 9 : b) Write a Java program that correctly implements producer consumer
problem using the concept of inter thread communication. */

class LabPro17
{
int n;
boolean vs = false;
synchronized int get()
{
if(!vs)
try{wait();}
catch(InterruptedException e)
{ System.out.println("InterruptedException caught");}
System.out.println("got:" + n);
vs = false;
notify();
return n;
}
synchronized int put(int n)
{
if(vs)
try{wait();}
catch(InterruptedException e)
{ System.out.println("InterruptedException caught");}
this.n = n;
vs = true;
System.out.println("put:" + n);
notify();
return n;
}
}
class Producer implements Runnable
{
LabPro17 k;
Producer(LabPro17 k)
{
this.k = k;
new Thread(this, "Producer").start();
}
public void run()
{
int i = 0;
while(true)
{k.put(i++);}
}
}
class Consumer implements Runnable
{
LabPro17 k;
Consumer(LabPro17 k)
{
this.k = k;
new Thread(this, "Consumer").start();
}
public void run()
{
while(true)
{k.get();}
}
}
class PCFixed
Page 1

JAVA WEEK9(B)
{
public static void main(String args[])
{
LabPro17 k = new LabPro17();
new Producer(k);
new Consumer(k);
System.out.println("press control - c to stop. ");
}
}

Page 2

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For more information about my speaking and training work, visit: https://www.pookyknightsmith.com/speaking/ SESSION OVERVIEW: Parenting Teens: Supporting Trust, Resilience & Independence The teenage years bring new challenges—for teens and for you. In this practical session, we’ll explore how to support your teen through emotional ups and downs, growing independence, and the pressures of school and social life. You’ll gain insights into the teenage brain and why boundary-pushing is part of healthy development, along with tools to keep communication open, build trust, and support emotional resilience. Expect honest ideas, relatable examples, and space to connect with other parents. By the end of this session, you will: • Understand how teenage brain development affects behaviour and emotions • Learn ways to keep communication open and supportive • Explore tools to help your teen manage stress and bounce back from setbacks • Reflect on how to encourage independence while staying connected • Discover simple strategies to support emotional wellbeing • Share experiences and ideas with other parents

Hemiptera & Neuroptera: Insect Diversity.pptxArshad Shaikh

*Order Hemiptera:* Hemiptera, commonly known as true bugs, is a large and diverse order of insects that includes cicadas, aphids, leafhoppers, and shield bugs. Characterized by their piercing-sucking mouthparts, Hemiptera feed on plant sap, other insects, or small animals. Many species are significant pests, while others are beneficial predators. *Order Neuroptera:* Neuroptera, also known as net-winged insects, is an order of insects that includes lacewings, antlions, and owlflies. Characterized by their delicate, net-like wing venation and large, often prominent eyes, Neuroptera are predators that feed on other insects, playing an important role in biological control. Many species have aquatic larvae, adding to their ecological diversity.

How to Create Time Off Request in Odoo 18 Time OffCeline George

Adam Grant: Transforming Work Culture Through Organizational PsychologyPrachi Shah

This presentation explores the groundbreaking work of Adam Grant, renowned organizational psychologist and bestselling author. It highlights his key theories on giving, motivation, leadership, and workplace dynamics that have revolutionized how organizations think about productivity, collaboration, and employee well-being. Ideal for students, HR professionals, and leadership enthusiasts, this deck includes insights from his major works like Give and Take, Originals, and Think Again, along with interactive elements for enhanced engagement.

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LDMMIA Reiki Yoga Next Week Grad UpdatesLDM & Mia eStudios

A short update and next week. I am writing both Session 9 and Orientation S1. As a Guest Student, You are now upgraded to Grad Level. See Uploads for “Student Checkin” & “S8”. Thx. Thank you for attending our workshops. If you are new, do welcome. Grad Students: I am planning a Reiki-Yoga Master Course (As a package). I’m Fusing both together. This will include the foundation of each practice. Our Free Workshops can be used with any Reiki Yoga training package. Traditional Reiki does host rules and ethics. Its silent and within the JP Culture/Area/Training/Word of Mouth. It allows remote healing but there’s limits As practitioners and masters. We are not allowed to share certain secrets/tools. Some content is designed only for “Masters”. Some yoga are similar like the Kriya Yoga-Church (Vowed Lessons). We will review both Reiki and Yoga (Master tools) in the Course upcoming. Session Practice, For Reference: Before starting a session, Make sure to check your environment. Nothing stressful. Later, You can decorate a space as well. Check the comfort level, any needed resources (Yoga/Reiki/Spa Props), or Meditation Asst? Props can be oils, sage, incense, candles, crystals, pillows, blankets, yoga mat, any theme applies. Select your comfort Pose. This can be standing, sitting, laying down, or a combination. Monitor your breath. You can add exercises. Add any mantras or affirmations. This does aid mind and spirit. It helps you to focus. Also you can set intentions using a candle. The Yoga-key is balancing mind, body, and spirit. Finally, The Duration can be long or short. Its a good session base for any style. Next Week’s Focus: A continuation of Intuition Development. We will review the Chakra System - Our temple. A misguided, misused situation lol. This will also serve Attunement later. For Sponsor, General updates, & Donations: Please visit: https://ldmchapels.weebly.com

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POS Reporting in Odoo 18 - Odoo 18 SlidesCeline George

Parenting Teens: Supporting Trust, resilience and independencePooky Knightsmith

Hemiptera & Neuroptera: Insect Diversity.pptxArshad Shaikh

How to Create Time Off Request in Odoo 18 Time OffCeline George

Adam Grant: Transforming Work Culture Through Organizational PsychologyPrachi Shah

State institute of educational technologyvp5806484

Different pricelists for different shops in odoo Point of Sale in Odoo 17Celine George

What are the benefits that dance brings?memi27

MATERI PPT TOPIK 1 LANDASAN FILOSOFIS PENDIDIKANaditya23173

Pfeiffer "Secrets to Changing Behavior in Scholarly Communication: A 2025 NIS...National Information Standards Organization (NISO)

LDMMIA Reiki Yoga Next Week Grad UpdatesLDM & Mia eStudios

Final Sketch Designs for poster production.pptxbobby205207

"Hymenoptera: A Diverse and Fascinating Order".pptxArshad Shaikh

Nice Dream.pdf /ErinUsher3

Java Week9(B) Notepad

1. JAVA WEEK9(B) /* Week 9 : b) Write a Java program that correctly implements producer consumer problem using the concept of inter thread communication. */ class LabPro17 { int n; boolean vs = false; synchronized int get() { if(!vs) try{wait();} catch(InterruptedException e) { System.out.println("InterruptedException caught");} System.out.println("got:" + n); vs = false; notify(); return n; } synchronized int put(int n) { if(vs) try{wait();} catch(InterruptedException e) { System.out.println("InterruptedException caught");} this.n = n; vs = true; System.out.println("put:" + n); notify(); return n; } } class Producer implements Runnable { LabPro17 k; Producer(LabPro17 k) { this.k = k; new Thread(this, "Producer").start(); } public void run() { int i = 0; while(true) {k.put(i++);} } } class Consumer implements Runnable { LabPro17 k; Consumer(LabPro17 k) { this.k = k; new Thread(this, "Consumer").start(); } public void run() { while(true) {k.get();} } } class PCFixed Page 1

2. JAVA WEEK9(B) { public static void main(String args[]) { LabPro17 k = new LabPro17(); new Producer(k); new Consumer(k); System.out.println("press control - c to stop. "); } } Page 2

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