O'Reilly logo

Java 9 Concurrency Cookbook - Second Edition by Javier Fernández González

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

How to do it...

Follow these steps to implement the example:

  1. Create a class named ReportGenerator and specify that it implements the Callable interface parameterized by the String class:
        public class ReportGenerator implements Callable<String> {
  1. Declare two private String attributes named sender and title. These attributes will represent the data of the report:
        private final String sender;         private final String title;
  1. Implement the constructor of the class that initializes the two attributes:
        public ReportGenerator(String sender, String title){           this.sender=sender;           this.title=title;         }
  1. Implement the call() method. First, put the thread to sleep for a random period of time:
        @Override  public String call() throws Exception { ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required