JAVA Programming Notes | B.Sc. (Computer Science) Semester 3 | Mumbai University | munotes

Contents

Module I Java Basics and OOP, Packages, Exceptions, Multithreading, Collections and JSON

1. What Java Is, Where It Came From, and Why It Is Still Everywhere 1
2. The Features of Java, Each One Shown Working 6
3. The JVM: What Actually Runs Your Program 12
4. The JDK and the JRE: What You Install, and What Went Away 17
5. Installing the JDK and Running Your First Program 21
6. The Structure of a Java Program, Word by Word 26
7. Tokens: Every Kind of Word a Program Is Made Of 31
8. Data Types: The Eight Primitives, and What a Reference Is 36
9. Type Conversion and Casting 42
10. The Wrapper Classes, Autoboxing and Unboxing 49
11. Operators, and the Order They Are Applied In 54
12. Deciding: if, else and switch 61
13. Repeating: while, do-while, for and the for-each Loop 68
14. Arrays 74
15. Strings and the String Class 81
16. Reading Input: the Scanner and the Command Line 87
17. Methods 92
18. The Four Principles of Object-Oriented Programming 98
19. The Class 103
20. The Object, the Reference, and the Heap 108
21. Constructors 114
22. The this Keyword 119
23. static 123
24. final 128
25. Inheritance 133
26. The super Keyword 141
27. Polymorphism by Overloading 146
28. Polymorphism by Overriding, and Dynamic Dispatch 151
29. Abstraction 157
30. Encapsulation 162
31. Abstract Classes 167
32. Interfaces 172
33. Inner Classes 178
34. Anonymous Classes and the Lambda 182
35. The Object Class: toString, equals and hashCode 188
36. Predefined Packages and import 194
37. Writing Your Own Package, and Making a Jar 199
38. Access Specifiers 204
39. What an Exception Is, and the Hierarchy 209
40. The Predefined Exceptions, One by One 214
41. try, catch and finally 219
42. The throw Statement 225
43. The throws Clause 230
44. Writing Your Own Exception 235
45. What a Thread Is 240
46. Creating a Thread: Thread and Runnable 245
47. The Thread Life Cycle 250
48. Controlling a Thread, and the Three Methods That Are Gone 254
49. Synchronization, and the Race It Prevents 260
50. wait, notify and notifyAll: the Producer and the Consumer 266
51. Deadlock 271
52. java.util and the Collection Framework 276
53. Generics, Enough to Use a Collection 281
54. The Collection Interface and the Iterator 286
55. The List Interface 291
56. The Set Interface 295
57. The Map Interface 299
58. ArrayList 304
59. LinkedList 308
60. HashSet 313
61. TreeSet, Comparable and Comparator 318
62. HashMap 323
63. Collections and Arrays: the Utility Methods 328
64. What JSON Is 333
65. JSON Syntax, Rule by Rule 337
66. The JSON Data Types Against Java's 341
67. JSON with Java 346
68. How This Paper Is Examined: the Journal, the Write-up and the Viva 350
69. The Module 1 Practical Set 355

Module II Swing, JDBC, Servlets, JSP and JSON

1. The Java Foundation Classes: AWT, Swing and What Came After 363
2. JFrame: the Window 368
3. JPanel 373
4. JButton 377
5. JTextField and the Text Components 381
6. JLabel 386
7. The Other Common Swing Components 390
8. Layouts 395
9. The Delegation Event Model 401
10. ActionListener 406
11. Adapter Classes 411
12. A Complete Swing Application 416
13. JDBC Architecture 422
14. The JDBC Driver Types 427
15. Connecting to a Database 431
16. Statement 436
17. PreparedStatement 440
18. ResultSet 445
19. Navigating Data 450
20. ResultSetMetaData 454
21. Transactions 459
22. SQLException 465
23. A Complete JDBC Program: Create, Read, Update, Delete 471
24. What a Servlet Is, and What a Container Does 476
25. Installing Tomcat and Deploying Your First Servlet 480
26. The Servlet Life Cycle 485
27. The Basic Structure of a Servlet 490
28. An HTML Form and the Servlet That Answers It 495
29. The Deployment Descriptor 502
30. ServletConfig 509
31. ServletContext 515
32. RequestDispatcher 522
33. Response Redirection 528
34. Session Tracking: Why HTTP Forgets You 535
35. Cookies 542
36. URL Rewriting 549
37. HttpSession 555
38. The Filter API 564
39. What a JSP Is, and Its Architecture 572
40. The JSP Life Cycle 579
41. Scripting Elements 586
42. Directives 593
43. The Implicit Objects 601
44. Expression Language 607
45. JSTL 614
46. CRUD with JSP 623
47. A Session-Managed Web Application, End to End 632
48. JSON on the Web 642
49. The JSON Data Types on the Wire 650
50. JSON with Java: org.json, Gson and Jackson 658
51. The Module 2 Practical Set 665