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Hands-On Automation Testing with Java for Beginners

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Buy this Book

Hands-On Automation Testing with Java for Beginners

2.3 (3)

Buy this Book

Overview of this book

Java is one of the most commonly-used software languages by programmers and developers. Are you from a non-technical background and looking to master Java for your automation needs? Then Hands-On Automation Testing with Java for Beginners is for you. This book provides you with efficient techniques to effectively handle Java-related automation projects. You will learn how to handle strings and their functions in Java. As you make your way through the book, you will get to grips with classes and objects, along with their uses. In the concluding chapters, you will learn about the importance of inheritance and exceptions with practical examples. By the end of this book, you will have gained comprehensive knowledge of Java.

Preface

Who this book is for

What this book covers

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Free Chapter

First Programming Steps in Java

An introduction to Java and its installation

Working with the Java editor tools

Writing your first executable program in Java

Summary

Understanding Classes, Objects, and Their Usage in Java

Difference between strings and variables

Using methods

Importance of classes and objects in Java

Summary

Handling Strings and Their Functions in Java

Introducing strings

The String class and its methods

Reversing a string's logic

Summary

Building Blocks for Java Programs – Loops and Conditions

The for loop

if...else condition

The while loop

Nested loops

Summary

Everything You Need to Know About Interfaces and Inheritance

Interfaces

Inheritance

Function overloading

Function overriding

Summary

Learn Everything about Arrays

Arrays and their usage in Java programs

Ways to initialize arrays and assign objects

Logic programming on multidimensional arrays

Practice exercises

Summary

Understanding Date Class and Constructors in Java 11

The Date class

The Calendar class

Constructors

Parameterized constructors

Summary

Importance of the super and this Keywords and Exceptions in Java

The super keyword

Practical usage of the super keyword

Importance of the this keyword

Different kinds of exception

The try...catch mechanism to handle exceptions

Importance of the finally block in Java

Summary

Understanding the Collections Framework

The collections framework

The List collection

The Set collection

The Map collection

Summary

The Importance of the final Keyword, Packages, and Modifiers

The final keyword

Packages

Modifiers in Java

Summary

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Modifiers in Java

There are four types of access modifiers:

public
private
protected
default

We will not discuss the theory here as you can find it on Google. We need a practical approach as to where exactly these access modifiers are used, or where exactly the packages are imported. Whenever we've created a method throughout this book, every time we just used public and wrote the method. The three other access modifiers work similarly.

Now let's try to understand how each of these access modifiers can help us.

default

If we do not mention any access modifier, our Java class automatically thinks it has a default access modifier. If it is default, that means you can access this method anywhere in your package...