Spliterator in Java, just like Iterator and ListIterator, is used for traversing the elements of a source. How it differs from other iterator implementation is that the Spliterator API is designed to support efficient parallel traversal in addition to sequential traversal. Using Spliterator elements can be partitioned and iterated in…
In this post we’ll see how to convert ArrayList to array in Java. Since internal implementation of ArrayList uses an array internally to store its element so ArrayList class itself provides toArray() method to convert ArrayList to array. There are two overloaded toArray() methods. toArray()– Returns an array containing all…
Robust code should be able to handle exceptional conditions too. In Java exception handling try and catch blocks are used to handle exceptions which helps in continuing with the flow of the program and also prevents the program from terminating automatically. In this post we’ll see details about try-catch block…
This Java exception handling tutorial gives an overview of exception handling; what is the Java exception hierarchy, how to write exception handling code and the types of exceptions. When you write code you don’t just code the Happy path as it is only the half of the job. Robust code…
In this post we’ll see a new feature Multi-Catch exception added in Java 7. Using Multi-catch statement single catch block can handle more than one type of exceptions. You don’t need to write multiple catch blocks to catch different exceptions where exception handling code is similar. Table of contents Prior…
In the execution of the method code, if an exception condition occurs, normal flow of the method is disrupted. In order to handle the exceptional condition an exception object is created and thrown. That exception may be handled in the method where that exception is thrown or it may be…
