I have a need for a “Runnable that accepts a parameter” although I know that such runnable doesn’t really exist. This may point to fundamental flaw in the design of my app and/or a mental block in my tired brain, so I am hoping to find here some advice on how to accomplish something like … Read more
Say we have these two Runnables: class R1 implements Runnable { public void run() { … } … } class R2 implements Runnable { public void run() { … } … } Then what’s the difference between this: public static void main() { R1 r1 = new R1(); R2 r2 = new R2(); r1.run(); r2.run(); … Read more
Let’s say I have an application that utilizes the Executor framework as such Executors.newSingleThreadExecutor().submit(new Runnable(){ @Override public void run(){ // do stuff } } When I run this application in the debugger, a thread is created with the following (default) name: Thread[pool-1-thread-1]. As you can see, this isn’t terribly useful and as far as I … Read more
What is the difference between using the Runnable and Callable interfaces when designing a concurrent thread in Java, why would you choose one over the other? 14 s 14 See explanation here. The Callable interface is similar to Runnable, in that both are designed for classes whose instances are potentially executed by another thread. A … Read more
From what time I’ve spent with threads in Java, I’ve found these two ways to write threads: With implements Runnable: public class MyRunnable implements Runnable { public void run() { //Code } } //Started with a “new Thread(new MyRunnable()).start()” call Or, with extends Thread: public class MyThread extends Thread { public MyThread() { super(“MyThread”); } … Read more
A Runnable is basically a type of class (Runnable is an Interface) that can be put into a thread, describing what the thread is supposed to do. The Runnable Interface requires of the class to implement the method run() like so: public class MyRunnableTask implements Runnable { public void run() { // do stuff here … Read more
