Java exception occurs when it executes an unexpected condition in the code. We can handle this exception in different ways. In this tutorial, we will learn how to use try-catch in java to handle the exceptions. Java try-catch block Java try block contains a set of statements that may result …
We can handle exceptions in different ways in Java. In the previous tutorial, we have seen how to handle the exception using the try-catch block. In this tutorial, we will learn about handling exceptions using java throw and throws keyword. Java throw keyword In previous tutorials, we have seen how …
Exception handling in Java is one of the most important concepts in Java programming. Whenever we develop software we must ensure that we handle the java exceptions correctly. In this tutorial, we will understand about java exceptions and its types along with important terminologies that we use in exception handling. …
What is a Method Methods in Java or a function is a block of code that contains execution statements and operations. It mainly describes what your code can do. It is similar to the mathematical function like sqrt(square root) which finds the square root of a number. Similarly in Java, …
What is Abstraction Abstraction in Java, which is one of the OOPs concepts, is the process of showing only the required information to the user by hiding other details. For example, consider a mobile phone, we just know that pressing on the call button, will dial the required number. But we …
Java Packages Packages in Java groups multiple classes, interfaces, or packages, etc together in a single place. We can consider a package similar to a folder. A folder can contain multiple files. Similarly, in Java, a package contains a group of classes. In this tutorial, we will learn in detail …
Encapsulation in Java is another OOPs concept which represents data hiding. This means that the variables are encapsulated within the class and other classes cannot access them directly. We can access them only through the public class methods. In this way, we can hide important data and restrict their modification. How …
Binding in Java In Java, binding is the connection between a function call to the method body. There are two types of binding in Java – static and dynamic binding. When the binding happens during compile-time, we call it static binding. When the binding happens during run-time, it is dynamic …
Interface in Java Java interface is a keyword that allows us to achieve full abstraction. An interface tells us what it does rather than how it does. This means, an interface contains only function declaration and does not contain function implementation. The class which implements the interface contains the function …
Java final keyword is a non-access modifier that provides few restrictions or limitations to the user. In other words, when we use the keyword final, we cannot reassign or reinitialize them. This means we cannot change the values. In this tutorial, we will learn how to use the final keyword in …