What is thread in Java with examples?

A thread, in the context of Java, is the path followed when executing a program. All Java programs have at least one thread, known as the main thread, which is created by the Java Virtual Machine (JVM) at the program’s start, when the main() method is invoked with the main thread.

How do you code a thread in Java?

If the class extends the Thread class, the thread can be run by creating an instance of the class and call its start() method:

  1. Extend Example. public class Main extends Thread { public static void main(String[] args) { Main thread = new Main(); thread.
  2. Implement Example.
  3. Example.
  4. Example.

What is thread in Java with real life example?

A thread is a separate path of execution of code for each task within a program. In thread-based multitasking, a program uses multiple threads to perform one or more tasks at the same time by a processor. That is, thread-based multitasking feature allows you to execute several parts of the same program at once.

How do you create a thread?

A thread can be created by implementing the Runnable interface and overriding the run() method. Then a Thread object can be created and the start() method called. The Main thread in Java is the one that begins executing when the program starts.

What is maximum thread priority in Java A 10 B 12 C 5 D 8?

Java Thread setPriority() method public static int MIN_PRIORITY: It is the maximum priority of a thread. The value of it is 1. public static int NORM_PRIORITY: It is the normal priority of a thread. The value of it is 5.

How do you start a thread?

Starting a Thread With a Runnable Thread thread = new Thread(runnable); thread. start(); When the thread is started it will call the run() method of the MyRunnable instance instead of executing it’s own run() method. The above example would print out the text “MyRunnable running”.

What are the thread methods in Java?

Thread Methods:

  • start() – Starts the thread.
  • getState() – It returns the state of the thread.
  • getName() – It returns the name of the thread.
  • getPriority() – It returns the priority of the thread.
  • sleep() – Stop the thread for the specified time.
  • Join() – Stop the current thread until the called thread gets terminated.

What is thread join in Java?

Join method in Java allows one thread to wait until another thread completes its execution. In simpler words, it means it waits for the other thread to die. It has a void type and throws InterruptedException.

What are some examples of multithreaded applications?

For example, a desktop application providing functionality like editing, printing, etc. is a multithreaded application. In this application, as printing is a background process, we can perform editing documents and printing documents concurrently by assigning these functions to two different threads.

What is a real time example for multithreading?

Railway ticket reservation system where multiple customers accessing the server. Multiple account holders accessing their accounts simultaneously on the server. When you insert a ATM card, it starts a thread for perform your operations. Servlets are multithreaded.

How do you create and run a thread in Java?

Steps for Creating a Thread

  1. Create a class that extends a thread class or implements runnable to the interface.
  2. Write or provide the body of the Run () method.
  3. Create an object of that class that contains the run () method.
  4. Create a thread and attach it to the object of a class containing a Run () method.