Real-World Java - Jeanne Boyarsky

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Résumé :

Introduction xxix

Chapter 1: How We Got Here: History of Java in a Nutshell 1

Introduction 1

Understanding the Stewardship of Java 2

Differentiating Key Java Versions 4

Coding Generics in Java 5 4

Coding with Functional Programming from Java 8 4

Coding Modules from Java 11 5

Coding Text Blocks and Records from Java 17 6

Learning About Virtual Threads from Java 21 7

Working with Deprecation and Retirement 7

Identifying Renames 8

Changing to Jakarta EE 8

Renaming Certifications 8

Understanding the Principles of Change 8

Further References 9

Summary 9

Chapter 2: Getting to Know Your Ide: the Secret to Success 11

Understanding IDE History 12

Starting a New Project 13

Creating a Project from Scratch 13

Creating a Project from Existing Sources 14

Creating a Project from Version Control 15

Adding a Project to Version Control 15

Adding a Module to an Existing Project 16

Creating a Run Configuration 16

Getting to Know Your Keyboard Shortcuts 18

Navigating Your Codebase 19

Copying and Pasting Shortcuts 20

Reordering Code 20

Using Other Helpful Shortcuts 21

Debugging Your Code 22

Debugging a Program 22

Speeding Up Debugger Performance 24

Remote Debugging 25

Debugging with Hot Swap 26

Refactoring Your Code 26

Avoiding Duplicate Code 26

Renaming Members 31

Inlining 31

Changing Signatures: Adding and Removing Parameters 32

Exploiting the Editor 32

Automated Reformatting of Code 32

Organizing Imports 32

Reformatting Code 32

Unwrapping 33

Comparing Code 34

Using Column Mode 34

Extending the IDE 35

Peeking at Eclipse 36

Peeking at VS Code 37

Comparing IDEs 39

Further References 40

Summary 40

Chapter 3: Collaborating Across the Enterprise with Git, Jira, and Confluence 41

Collaborating with Git 42

Introducing Git Basics 42

Learning Key Concepts 42

Differentiating Commits 43

Displaying Git Status 43

Branching 43

Tagging 43

Merging 44

Reading Git Logs 44

Staging Your Changes 44

Installing Git 45

Understanding Git Workflow by Example 45

Fetching, Merging, and Pulling 51

Playing with Branches 53

Resolving Merge Conflicts 54

Using Pull/Merge Requests 55

Using the Git Log 56

Rebasing 57

Cherry-Picking 60

Reverting and Resetting 60

Optimizing with IDE Support 61

Looking at the Commit Window 63

Using the Diff-Viewer Window 64

Creating README Files with Markdown Language 69

Using Gitflow for Collaboration 70

Using Jira for Enterprise Process Collaboration 72

Getting Started with Jira 72

Creating a Project 73

Creating an Issue 74

Linking to an Epic 75

Working with Boards 76

Creating a Sprint 76

Adding Users 78

Adding Columns 78

Using Filters 80

Seeing My Issues 80

Querying with JQL 80

Making Bulk Changes 82

Connecting to Git 83

Working with Confluence, the Enterprise Knowledge Management System 83

Further References 86

Summary 86

Chapter 4: Automating Your Ci/cd Builds with Maven, Gradle, and Jenkins 87

Building with Maven 88

Building a Basic Maven Project 89

Understanding the Maven Repository and Dependencies 90

Differentiating Life-Cycle Phases 92

Exploring the POM 93

Working with Properties 93

Specifying Projec...