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How to understand how java queue throws an exception

Shulou Source: shulou.com Published: 2022-06-03 03:15:23 10月17日 Update

This article introduces the knowledge of "how to understand java queue throwing exception". Many people will encounter such a dilemma in the operation of actual cases, so let the editor lead you to learn how to deal with these situations. I hope you can read it carefully and be able to achieve something!

1. When the queue is full and the element is inserted into the queue again, an IllegalStateException (QueueFull) exception will be thrown.

2. If the queue is empty, extracting an element from the queue will throw a NoSuchElementException exception.

Example

Public class MyBlockQueue {public static void main (String [] args) {ArrayBlockingQueue Q = new ArrayBlockingQueue (3); new Thread (()-> {q.add (1); System.out.println (Thread.currentThread (). GetName () + "put an element"); q.add (2) System.out.println (Thread.currentThread (). GetName () + "put an element"); q.add (3); System.out.println (Thread.currentThread (). GetName () + "put an element");}, "Thread 1") .start (); new Thread (()-> {q.remove () System.out.println (Thread.currentThread (). GetName () + "take an element"); q.remove (); System.out.println (Thread.currentThread (). GetName () + "take an element"); q.remove (); System.out.println (Thread.currentThread (). GetName () + "take an element"); q.remove () System.out.println (Thread.currentThread (). GetName () + "take an element");}, "Thread 2"). Start ();}} "how to understand how the java queue throws an exception" ends here, thank you for reading. If you want to know more about the industry, you can follow the website, the editor will output more high-quality practical articles for you!

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