Answer by dharam for "implements Runnable" vs "extends Thread" in Java
Can we re-visit the basic reason we wanted our class to behave as a Thread? There is no reason at all, we just wanted to execute a task, most likely in an asynchronous mode, which precisely means that...
View ArticleAnswer by user2771655 for "implements Runnable" vs "extends Thread" in Java
if you use runnable you can save the space to extend to any of your other class.
View ArticleAnswer by Nikhil A A for "implements Runnable" vs "extends Thread" in Java
One reason you'd want to implement an interface rather than extend a base class is that you are already extending some other class. You can only extend one class, but you can implement any number of...
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Answer by Nidhish Krishnan for "implements Runnable" vs "extends Thread" in Java
If you want to implements or extends any other class then Runnable interface is most preferable, otherwise, if you do not want any other class to extend or implement then Thread class is preferable....
View ArticleAnswer by didierc for "implements Runnable" vs "extends Thread" in Java
That's the S of SOLID: Single responsibility. A thread embodies the running context (as in execution context: stack frame, thread id, etc.) of the asynchronous execution of a piece of code. That piece...
View ArticleAnswer by Rupesh Yadav for "implements Runnable" vs "extends Thread" in Java
Well so many good Answers, I want to add more on this. This will help to understand Extending v/s Implementing Thread.Extends binds two class files very closely and can cause some pretty hard to deal...
View ArticleAnswer by developer110 for "implements Runnable" vs "extends Thread" in Java
Runnable is an interface, while Thread is a class which implements this interface. From a design point of view, there should be a clean separation between how a task is defined and between how it is...
View ArticleAnswer by AHugoH for "implements Runnable" vs "extends Thread" in Java
This maybe isn't an answer but anyway; there is one more way to create threads: Thread t = new Thread() { public void run() { // Code here } }
View ArticleAnswer by AntonyM for "implements Runnable" vs "extends Thread" in Java
Everyone here seems to think that implementing Runnable is the way to go and I don't really disagree with them but there is also a case for extending Thread in my opinion, in fact you have sort of...
View ArticleAnswer by Himanshu Mohta for "implements Runnable" vs "extends Thread" in Java
Java does not support multiple inheritence so if you extends Thread class then no other class will be extended. For Example: If you create an applet then it must extends Applet class so here the only...
View ArticleAnswer by Tarvaris Jackson for "implements Runnable" vs "extends Thread" in Java
I find it is most useful to use Runnable for all the reasons mentioned, but sometimes I like to extend Thread so I can create my own thread stopping method and call it directly on the thread I have...
View ArticleAnswer by Manoj Kumar for "implements Runnable" vs "extends Thread" in Java
Yes, If you call ThreadA call , then not need to call the start method and run method is call after call the ThreadA class only. But If use the ThreadB call then need to necessary the start thread for...
View ArticleAnswer by Bart van Heukelom for "implements Runnable" vs "extends Thread" in...
I would say there is a third way: public class Something { public void justAnotherMethod() { ... } } new Thread(new Runnable() { public void run() { instanceOfSomething.justAnotherMethod(); }...
View ArticleAnswer by n13 for "implements Runnable" vs "extends Thread" in Java
Runnable because: Leaves more flexibility for the Runnable implementation to extend another class Separates the code from execution Allows you to run your runnable from a Thread Pool, the event thread,...
View ArticleAnswer by panzerschreck for "implements Runnable" vs "extends Thread" in Java
Moral of the story: Inherit only if you want to override some behavior. Or rather it should be read as: Inherit less, interface more.
View ArticleAnswer by Govula Srinivas for "implements Runnable" vs "extends Thread" in Java
Separating the Thread class from the Runnable implementation also avoids potential synchronization problems between the thread and the run() method. A separate Runnable generally gives greater...
View ArticleAnswer by Herms for "implements Runnable" vs "extends Thread" in Java
One thing that I'm surprised hasn't been mentioned yet is that implementing Runnable makes your class more flexible. If you extend thread then the action you're doing is always going to be in a thread....
View ArticleAnswer by Fabian Steeg for "implements Runnable" vs "extends Thread" in Java
You should implement Runnable, but if you are running on Java 5 or higher, you should not start it with new Thread but use an ExecutorService instead. For details see: How to implement simple threading...
View ArticleAnswer by Bob Cross for "implements Runnable" vs "extends Thread" in Java
tl;dr: implements Runnable is better. However, the caveat is important In general, I would recommend using something like Runnable rather than Thread because it allows you to keep your work only...
View ArticleAnswer by starblue for "implements Runnable" vs "extends Thread" in Java
Instantiating an interface gives a cleaner separation between your code and the implementation of threads, so I'd prefer to implement Runnable in this case.
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