Answer by Arasn for "implements Runnable" vs "extends Thread" in Java
1. Extending the thread interface, is like you are making your class to behave as a thread only. You new class will be like a enhanced thread. jshell> public class Test extends Thread{ ...>...
View ArticleAnswer by Pen Lymeng for "implements Runnable" vs "extends Thread" in Java
The main difference between Thread and Runnable is: - Thread is like: Worker (execute Runnable) - Runnable is like: Job (to be executed by Thread)
View ArticleAnswer by bharatj for "implements Runnable" vs "extends Thread" in Java
I would say actual task is decoupled from the thread. We can pass around the task to Thread, Executor framework etc in case of Runnable, whereas with extending Thread task is coupled with thread object...
View ArticleAnswer by Java Main for "implements Runnable" vs "extends Thread" in Java
You can use them jointly Example : public class A implements Runnable{ @Override public void run() { while(true){ System.out.println("Class A is running"); try { Thread.sleep(3000); } catch...
View ArticleAnswer by Pritam Banerjee for "implements Runnable" vs "extends Thread" in Java
Thread class defines several methods that can be overriden by the the extending class. But to create a thread we must override the run() method. Same applies to Runnable as well. However Runnable is a...
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Answer by Raman Gupta for "implements Runnable" vs "extends Thread" in Java
Difference between Extending Thread and Implementing Runnable are:
View ArticleAnswer by rashedcs for "implements Runnable" vs "extends Thread" in Java
By extending the thread class , the derived class can not extend any other base class because java only allow single inheritance. on the contrary, By implementing the runnable interface the class still...
View ArticleAnswer by Peter Rader for "implements Runnable" vs "extends Thread" in Java
In the rare case you only run it once, you should extend Thread because of DRY. If you call it multiple times, you should implement Runnable because the same thread should not be restarted.
View ArticleAnswer by JayC667 for "implements Runnable" vs "extends Thread" in Java
The best way for most worker threads is to have the threading completely encapsuled in the worker class so that nothing can interfere from the outside and cause unwanted and invalid thread/class...
View ArticleAnswer by Ravindra babu for "implements Runnable" vs "extends Thread" in Java
If I am not wrong, it's more or less similar to What is the difference between an interface and abstract class? extends establishes "Is A" relation & interface provides "Has a" capability. Prefer...
View ArticleAnswer by Shababb Karim for "implements Runnable" vs "extends Thread" in Java
The simplest explanation would be by implementing Runnable we can assign the same object to multiple threads and each Thread shares the same object states and behavior. For example, suppose there are...
View ArticleAnswer by Peter Lawrey for "implements Runnable" vs "extends Thread" in Java
Thread holds behaviour which is not intended to be accessed; it's synchronized lock is used for join etc. it has methods you can access by accident. however if you sub-class Thread have to consider...
View ArticleAnswer by Saif for "implements Runnable" vs "extends Thread" in Java
Actually, It is not wise to compare Runnable and Thread with each other. This two have a dependency and relationship in multi-threading just like Wheel and Engine relationship of motor vehicle. I would...
View ArticleAnswer by Vishal for "implements Runnable" vs "extends Thread" in Java
One difference between implementing Runnable and extending Thread is that by extending Thread, each of your threads has a unique object associated with it, whereas implementing Runnable, many threads...
View ArticleAnswer by veritas for "implements Runnable" vs "extends Thread" in Java
Adding my two cents here - Always whenever possible use implements Runnable . Below are two caveats on why you should not use extends Threads Ideally you should never extend the Thread class; the...
View ArticleAnswer by Alex for "implements Runnable" vs "extends Thread" in Java
With the release of Java 8, there is now a third option. Runnable is a functional interface, which means that instances of it can be created with lambda expressions or method references. Your example...
View ArticleAnswer by samkit shah for "implements Runnable" vs "extends Thread" in Java
Simple way to say is: If you implement interface that means you are implementing all methods of it and if you extending the class you are inheriting method of your choice... In this case,there is only...
View ArticleAnswer by Rohit Chugh for "implements Runnable" vs "extends Thread" in Java
Difference between Thread and runnable .If we are creating Thread using Thread class then Number of thread equal to number of object we created . If we are creating thread by implementing the runnable...
View ArticleAnswer by Jörg for "implements Runnable" vs "extends Thread" in Java
Since this is a very popular topic and the good answers are spread all over and dealt with in great depth, I felt it is justifiable to compile the good answers from the others into a more concise form,...
View ArticleAnswer by Sionnach733 for "implements Runnable" vs "extends Thread" in Java
This is discussed in Oracle's Defining and Starting a Thread tutorial: Which of these idioms should you use? The first idiom, which employs a Runnable object, is more general, because the Runnable...
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