| 1 |
Introduction |
Why Java |
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Java Design Goal and History |
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Role of Java Programming Language in Industry |
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Feature Of Java Language |
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JVM – the heart of Java |
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Byte code- the magic code |
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Different Edition of Java |
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| 2 |
Language Fundamentals and Java Environment |
Installing Java |
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Integrated Development Environment (IDE)- Eclipse/IntelliJ IDEA |
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Java Source file structure |
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Compilation & Execution |
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Hello world Program |
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Performing basic arithmetic operation and input taking from console |
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How to run java program in Command Line |
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| 3 |
Basic Java programming Structure and Language Elements |
Keywords, Literals, Comments |
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Data Types |
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Operators & Assignments |
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Class/Object |
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Methods |
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Package |
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Constructors |
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Package and importing Package |
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Variables |
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Printing Variables |
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Control Flow , looping and branching |
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Java Arrays |
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| 4 |
Object Oriented Programming |
Class fundamentals |
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Object & Object Reference |
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Creating objects |
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Constructor and initializing code blocks |
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Method overloading |
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Inheritance -is A , has A relation |
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Method overriding |
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Abstract class |
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Final class |
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Object composition |
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Polymorphism |
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Variable type & object Type |
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Upcasting & downcasting |
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Interface |
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Abstract class vs. interface |
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Encapsulation |
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Access Control, Modifiers, methods |
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Design of accessors and mutators |
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Cloning objects/shallow & deep cloning |
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| 5 |
Exception handling |
The idea behind the exception |
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Exception & Errors |
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Type of Exception |
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Use of try, catch, finally, throw and throws in Exception handling |
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Stack-trace |
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Checked -vs Unchecked exception |
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Frequently used in-built exception classes |
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User defined exceptions |
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| 6 |
Generics |
Generics in Java |
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How generics works in Java |
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Bounded Types |
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Generics, Inheritance, and Subtypes |
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Type Inference |
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Wildcard arguments |
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Generic Method |
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Type Erasure |
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Restrictions on Generics |
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| 7 |
Java I/O |
Serialization/Externalizable |
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readObject() / writeObject() |
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Serial Object Versioning |
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Streams- input/output streams |
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Writing/reading file using streams |
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Java I/O utility classess |
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Character/Byte based stream |
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Java New IO Package |
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Motivation for Using |
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Working with Buffers |
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Allocating Buffers |
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Buffers Advantages |
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Channels |
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Memory Mapped Files |
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Non-Blocking Operations |
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Selectors |
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NIO Uses |
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Character Streams Encoding |
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The Unicode Standard |
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Forms of Unicode |
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32-bit Characters |
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Big / Little Endian |
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Other Encodings |
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Charset Class |
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Encoders and Decoders |
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Code Points |
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| 8 |
Reflection API |
Overview |
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Introduction |
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Usefulness of Reflection |
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Dangers of Reflection |
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Examining Classes |
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Reflection Package |
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Retrieving Class Objects |
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Working with Class Objects |
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Accessing fields/methods |
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Generics |
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Manipulating/working with Objects |
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Getting and Setting Fields |
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Invoking Methods |
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Casting through Reflection |
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Final fields |
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Working with Arrays |
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Creating new Arrays |
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Dynamic Proxy Classes |
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Proxy Definition |
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Creating new Proxy |
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InvocationHandler |
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Proxy Class |
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Classes |
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When are Classes Loaded? |
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How loadClass() works |
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Implementing own ClassLoader |
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The defineClass Method |
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Java Annotation processing |
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Declaring an Annotation Type |
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Predefined Annotation Types |
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How to write custom annoation |
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| 9 |
Thread |
Understanding Threads |
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Needs of Multi-Threaded Programming. |
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Thread Life-Cycle |
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Thread Priorities |
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Synchronizing Threads |
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Inter Communication of Threads |
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Critical Factor in Thread -DeadLock |
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High Level Concurrency Objects |
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Thread Analysis with VisualVM |
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| 10 |
Java Memory model |
String operations |
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Java Memory model |
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Stack based architecture |
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Bytecode |
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Runtime Data Areas |
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Heap |
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Method Area |
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Runtime Constacnt pool |
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Java Virtual Machine Stacks |
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| 11 |
Strings |
String operations |
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String immutability |
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Tokenizing string |
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String buffer/string builder |
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| 12 |
Collection Framework |
The Java Collections Framework |
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Collections Interfaces |
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java.util.Collection |
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java.util.List |
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java.util.Map |
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java.util.Set |
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Concrete Collections |
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java.util.ArrayList |
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java.util.HashMap |
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java.util.HashSet |
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Iterating through Collections |
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java.util.Iterator |
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| 13 |
Lambda Expression & Stream API |
What is lambda expression |
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Structure of lambda expression |
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Passing code with behavior parametrization |
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Tackling verbosity |
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Real world examples |
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Functional Interface |
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Type checking, type inference, restriction |
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Method reference |
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Useful method to compose lambda expression |
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What is stream |
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Stream vs Collections |
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External vs internal iteration |
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Filtering and slicing |
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Mapping |
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Finding and matching |
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Reducing |
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Grouping |
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Partitioning |
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Putting it all in practice |
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Numeric stream |
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Parallel Stream |
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| 14 |
Dates and Time Zones |
Computer Time |
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Time Synchronization |
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Human Time Interpretation |
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java.util.Date |
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java.time.LocalDate |
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JSR310 vs Joda Time |
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| 15 |
Logging |
Why log |
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Logging API |
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Jakarta Common Logging |
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Log4j API |
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Logger/Appender/Layout |
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Logger Hierarchy |
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Level of inheritance |
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Appender Additivity |
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Configuration |
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How to analyze logs |
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| 16 |
Java Database connectivity |
JDBC drivers |
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Database operations |
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Query, update and prepared statement |
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Transaction management |
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Using RowSet objects |
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Using ResultSet objects |
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Using stored procedure |
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| 17 |
Java Servlet/JSP |
Understanding HTTP protocol |
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What is Servlet |
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Servlet Life cycle |
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Web Server/Web container |
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HttpServlet |
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DoGet method/ DoPost Method |
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Getting Parameters |
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Session |
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Filter |
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What is JSP and why |
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| 18 |
Build Tool |
About Gradle |
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Gradle build script |
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Defining Task |
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Executing Task |
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Built-in Task |
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Build Life-Cycle |
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Gradle plugins |
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