Java Programming Level 2: Advanced Programming Techniques
In this Java training course, students already familiar with Java programming will learn advanced Java techniques.
This advanced Java course is taught using Java 12.
Prerequisites
Students should have experience with Java and working knowledge of the skills covered in Core Skills: Level 1.
Specifically, you should know:
- how Java works and its place in the world of programming languages
- how to work with and manipulate strings
- how to perform math operations; how to work with Java operators and loops
- Object Oriented Programming concepts
- how to make best use of the Java collections framework
- best practices for dealing with exceptions
- how to package Java code
- and how to work with external data storage systems
Course Outline
Encryption
- Introduction
- Plaintext
- Ciphertext
- Ciphers
- Keys
- Symmetric Key Encryption
- Exercise 1: Encrypting the String Using Advanced Encryption Standard
- Block Ciphers
- Initialization Vectors
- Stream Ciphers
- Asymmetric Key Encryption
- Exercise 2: Encrypting the String Using the RSA Asymmetric Key Encryption
- Encrypting Files
- Exercise 3: Encrypting a File
- Summary
Regular Expressions
- Introduction
- Decrypting Regular Expressions
- Character Classes
- Character Sets
- Quantifiers
- Anchors
- Capturing Groups
- Escaped Characters
- Flags
- Exercise 1: Implementing Regular Expressions
- Activity 1: Regular Expressions to Check If the Entrance is Entered in the Desired Format
- Regular Expressions in Java
- Exercise 2: Extracting the Domain Using Pattern Matching
- Exercise 3: Extracting Links Using Pattern Matching
- Summary
Functional Programming with Lambda Expressions
- Introduction
- Background
- Functional Programming
- Side Effects
- Deterministic Functions
- Pure Functions
- Exercise 1: Writing Pure Functions
- Immutability of State
- Exercise 2: Creating an Immutable Class
- Activity 1: Modifying Immutable Lists
- Immutable Collections
- Exercise 3: Overriding the String Method
- Functional Interfaces
- Lambda Expressions
- Exercise 4: Listing Spare Tires
- Summary
Processing Data with Streams
- Introduction
- Creating Streams
- Parallel Streams
- Encounter Order
- Closing Streams
- Terminal Operations
- Intermediate Operations
- Exercise 1: Using the Stream API
- Activity 1: Applying Discount on the Item
- Using Collectors
- I/O Streams
- Exercise 2: Converting CSV to a List
- Activity 2: Searching for Specifics
- Introduction
- Creating Streams
- Parallel Streams
- Encounter Order
- Closing Streams
- Terminal Operations
- Intermediate Operations
- Exercise 1: Using the Stream API
- Activity 1: Applying Discount on the Items
- Using Collectors
- I/O Streams
- Exercise 2: Converting CSV to a List
- Activity 2: Searching for Specifics
- Lambda Function
- Summary
Unit Testing
- Introduction
- Getting Started with Unit Tests
- Introducing JUnit
- Writing Unit Tests with JUnit
- Exercise 1: Writing a First Unit Test
- Exercise 2: Writing a Successful Test
- Deciding What to Test
- Writing Parameterized Tests
- Exercise 3: Writing a Parameterized Test
- When Tests Won't Work—Disabling Tests
- Test Setup
- Exercise 4: Using Test Setup and Cleanup Methods
- Mocking
- Testing with Mocks Using Mockito
- Exercise 5: Using Mocks when Testing
- Activity 1: Counting the Words in the String
- Summary
