Where is the synchronized method used in java?

Asked by Last Modified  

4 Answers

Learn Java

Follow 2
Answer

Please enter your answer

Chinmay Patel

Java Spring Boot Trainer with 15+ Years Software Industry Experience

synchronized means that in a multi threaded environment, an object having synchronized method(s)/block(s) does not let two threads to access the synchronized method(s)/block(s) of code at the same time. This means that one thread can't read while another thread updates it. The second thread will instead...
read more
synchronized means that in a multi threaded environment, an object having synchronized method(s)/block(s) does not let two threads to access the synchronized method(s)/block(s) of code at the same time. This means that one thread can't read while another thread updates it. The second thread will instead wait until the first thread completes its execution. read less
Comments
Dislike Bookmark

IT Professional Salesforce CRM trainer

When one thread is executing a synchronized method for an object, all other threads that invoke synchronized methods for the same object block until the first thread is done with the object.i.e at a time one thread can access shared variable. please refer following code example: class disp { ...
read more
When one thread is executing a synchronized method for an object, all other threads that invoke synchronized methods for the same object block until the first thread is done with the object.i.e at a time one thread can access shared variable. please refer following code example: class disp { void display(String nm) { System.out.print("Mr "); try{Thread.sleep(2000);}catch(Exception e){} System.out.print(nm); System.out.println(" Das"); } } class syn implements Runnable { disp ob; String s; syn(disp ob1,String s1) { ob=ob1;s=s1; Thread t=new Thread(this); t.start(); } public void run() { synchronized(ob) { ob.display(s); } } } class synmain { public static void main(String ars[]) { disp ob=new disp(); new syn(ob,"ram"); new syn(ob,"shyam"); new syn(ob,"Hari"); new syn(ob,"jadu"); new syn(ob,"Madhu"); } } read less
Comments
Dislike Bookmark

The synchronized method is used in java to lock an object for any shared resource.
Comments
Dislike Bookmark

Tutor

If we keep synchronized keyword in front of the method , that will allow only 1 thread at a time to execute that method. Its basically used in multi thread programming.
Comments
Dislike Bookmark

View 2 more Answers

Related Questions

Is there any disadvantage if I load a package multiple times?
It will just take more memory.
Anitha
Which two are valid constructors for Thread? Thread(Runnable r, String name) Thread() Thread(int priority) Thread(Runnable r, ThreadGroup g) Thread(Runnable r, int priority) A. 1 and 3 B. 2 and 4 C. 1 and 2 D. 2 and 5
C
Srikanth
Is it really needed to do Java training before graduation, to get a job?
Yes, It's must to get better opportunities and to standard alone in IT field. Not only core Java but also learn Spring,Hinernat ,Struts. ANGULARJS add an advantage to get job easily.
Udaybhan
hat is java
Java is high level programming language. Java is platform independent and robust.
Narendra
0 1
8
Presently is swings and applets are important in java ?
When compared to swing, nowadays SWT is getting popular, where you can built a application like eclipse.
Mahender

Now ask question in any of the 1000+ Categories, and get Answers from Tutors and Trainers on UrbanPro.com

Ask a Question

Related Lessons

Thread Class In JAVA
Thread Class: Thread class is the main class on which Java's Multithreading system is based. Thread class, along with its companion interface Runnable will be used to create and run threads for utilizing...

D Subba Rao

1 0
0
Java: A Quick Overview
Not purely Object Oriented: It doesn't support multiple inheritence, it supports primitive data types and static members. Doesn’t support multiple inheritance: Reason is diamond problem i.e.,...

Vivek R.

1 0
0
Features Of Java
There is given many features of java. They are also known as java buzzwords. The Java Features given below are simple and easy to understand. i. Simple ii. Object-Oriented iii. Portable iv. Platform...

Pydi Raju

0 0
0
How 4 byte float can store 8 byte long values in java ?
long l = 12464545L; float f = l; (fine) int i = l ; (Error) if we see the how this magic happens as we know the answer lies in the floating point representation as in floating points values does not...

Pankaj Rathi

0 0
0
Class, Object and Methods in JAVA
Lesson-1: Class, Object and Methods of Java can be compared with body, heart and brain. Without these 3 things, Java does not exist. If you Google the above 3 items, you will find many definitions. But...

Debabrata Mandal

0 0
0

Recommended Articles

Java: An Object-Oriented Language

Java is the most commonly used popular programming language for the creation of web applications and platform today. Integrated Cloud Applications and Platform Services Oracle says, “Java developers worldwide has over 9 million and runs approximately 3 billion mobile phones”.  Right from its first implication as java 1.0...

Read full article >

Some Popular IT Courses in Current Market

In the domain of Information Technology, there is always a lot to learn and implement. However, some technologies have a relatively higher demand than the rest of the others. So here are some popular IT courses for the present and upcoming future: Cloud Computing Cloud Computing is a computing technique which is used...

Read full article >

Why Should You Learn Java !

Java is the most famous programming language till date. 20 years is a big time for any programming language to survive and gain strength. Java has been proved to be one of the most reliable programming languages for networked computers. source:techcentral.com Java was developed to pertain over the Internet. Over...

Read full article >

Top 5 Reasons to Learn JavaScript

Before we start on the importance of learning JavaScript, let’s start with a short introduction on the topic. JavaScript is the most popular programming language in the world, precisely it is the language - for Computers, the Web, Servers, Smart Phone, Laptops, Mobiles, Tablets and more. And if you are a beginner or planning...

Read full article >

Find Java Certification near you
Java Certification in Bangalore
Java Certification in Hyderabad
Java Certification in Pune
Java Certification in Chennai
Java Certification in Delhi
Java Certification in Mumbai
Java Certification in Kolkata
Java Certification in Noida
Java Certification in Gurgaon
Java Certification in Ghaziabad
Online Java Training

Looking for Java Training Classes?

Learn from the Best Tutors on UrbanPro

Are you a Tutor or Training Institute?

Join UrbanPro Today to find students near you