Core Java Course In Kolkata

• What is Java and why Java is so popular?
• Java installation and configuration
• Writing your first java program

• Inheritance
• Overriding
• Polymorphism and overloading/overriding
• Class, member, attribute, method, constructor
• Abstraction
• Encapsulation
• Interfaces
• Packages

• Basic Data Types in Java
• What is Valid and invalid identifiers?
• Integers (byte, short, int, long)
• Floating-Point Types (float, double)
• Characters
• Booleans
• Modifier Types

• Understanding variables
• How to declare a variable in Java?
• How to initialize a variable?
• Instance Variable
• The Scope and Lifetime of Variables
• Type Conversion and Casting
• Automatic Type Conversions
• Casting Incompatible Types
• Automatic Type Promotion in Expressions
• The Type Promotion Rules
• Primitive variable and reference variable
• Using variables of class type

• What is Operators?
• Assignment Operators
• Arithmetic Operators
• What is Unary Operators
• Conditional Operators
• Bitwise and Bit Shift Operators

Using Schema and Structure data

• If else flow control
• Switch case
• Looping Statements
• While Loop
• Do While Loop
• For loop
• Break Statement
• Continue Statement
• Expressions and Flow Controls

• Declaration of Array
• Creating Arrays
• Referencing Arrays
• Array Initialization
• One-Dimensional
• Two-dimensional Array
• Multi-dimensional Arrays
• Array Bonding
• Array Resizing
• Copying Array

• Objectives
• Subclassing
• Single Inheritance
• Access Control
• Overriding Methods
• Invoking Overridden Method
• Polymorphism
• Virtual Method Invocation
• Polymorphic Arguments
• Overloading Methods
• Methods using Variable Arguments
• Overloading Constructors
• Constructing and Initializing Objects
• Object Class
• Equals Method
• Equals Example
• ToString Method
• Wrapper Classes
• AutoBoxing of Primitive Classes
• Static Keyword
• Class Attribute
• Class Method
• Static Initializers
• Final Keyword
• Final Variables
• Enum Types
• Static Imports
• Abstract Class
• Interface

• Member Access and Inheritance
• A Superclass Variable Can Reference a Subclass Object
• Using super keyword
• Using super to Call Superclass Constructors
• Method Overriding
• Dynamic Method Dispatch
• Defining an Interface
• Implementing Interfaces
• Nested Interfaces
• Applying Interfaces
• Variables in Interfaces
• Extending an Interfaces
• Using Abstract Classes
• Defining a Package
• Setting CLASSPATH
• Importing Packages
• Up casting and down casting (instance of)
• Final classes, methods, and variables

• Generic Types
• Generic Methods and Constructors
• Type Inference
• Bounded Type Parameters
• Subtyping
• Wildcards
• Type Erasure
• Using Non-Reifiable Parameters with Varargs Methods

• What Is an Exception?
• Catching and Handling Exceptions
• The try Block, The catch Blocks, The finally Block
• Exceptions Thrown by a Method
• How to Throw Exceptions?
• Chained Exceptions
• Creating Exception Classes
• Unchecked Exceptions and checked Exception
• Use assertions
• Distinguish appropriate and inappropriate uses of assertions
• Enable assertions at runtime

• Stream
• Types of Stream
• Fundamental Stream classes
• Input Stream Method
• Output Stream Method
• Reader Methods
• Writer Methods
• Stream Chaining
• Command Line Arguments
• Console I/O
• Writing to Standard Output
• Reading From Standard Input
• Files and File I/O
• Creating a New File Object
• File Tests and Utilities
• File Stream I/O
• File Input example
• File Output Example

• Creating the Thread
• Thread Scheduling
• Basic Control of Thread
• The Join Method
• Object Lock Flag
• Releasing the Lock Flag
• Using Synchronized
• Thread State Diagram with Synchronization» Deadlock
• Thread Interaction
• Thread State Diagram with Wait and Notify
• Monitor Model For Synchronization
• The Producer Class
• The Consumer Class
• The SyncStack Class
• The Pop Method
• The Push Method
• The SyncTest Class

• Abstract Window Toolkit
• Container
• Positioning Components
• Frames
• Panel
• Layout Manager
• Border Layout
• Flow Layout
• Grid Layout
• Box Layout
• Swing

• Error Checking and the SQL Exception Class
• The SQL Warning Class
• JDBC Types
• Executing SQL Queries
• Transaction Management