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- Core Java Course Fees: Rs. 10,999/-
- Core Java Course Duration: 2 months
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Core Java
Course Highlights
- Introduction to Java
- Comparison with C and C++
- The JDK Directory Structure
- Control Flow statements
- Packages
- Constructors
- Exceptions in Java
- Collection Framework in Java
- Input-Output in Java
- Applets
- Threads
- Access Modifers in Java
Core Java Course Details
1) Introduction to Java
- Introduction to Java; features of Java
- Comparison with C and C++
- Download and install JDK/JRE (Environment variables set up)
- The JDK Directory Structure
- First Java Program through command prompt
- First Java Program through Eclipse
2) Data Types & Operators
- Primitive Datatypes, Declarations, Ranges
- Variable Names Conventions
- Numeric Literals, Character Literals
- String Literals
- Arrays(One dimensional; two- dimensional)
- Array of Object References
- Accessing arrays, manipulating arrays
- Enumerated Data Types
- Non-Primitive Datatypes
- Defining a class, variable and method in Java
- Method Signature; method calls
- Expressions in Java; introduction to various operators
- Assignment Operator
- Arithmetic Operators
- Relational Operators
- Logical Operators
- Conditional Operators
- Operator Precedence
- Implicit Type Conversions
- Upcasting and downcasting
- Strict typing
- Type conversion
3) Control Flow Statements
- Statements and it’s various categories in Java
- if, if-else, if-else-if
- switch case
- for statement (both flavours traditional and enhanced for)
- while and do-while loops
- The continue Statement; labelled continue statement
- The break Statement; labelled break statement
- return statement
4) OOPS and its application in Java
- Classes and Objects
- Defining a class;Defining instance variables and methods
- Creating objects out of a class
- Method calls via object references
- Abstraction
- Interfaces and Abstract classes
- Abstract and non-abstract methods
- Inheritance
- extends and implements keywords in Java
- Super class and Sub class
- this keyword, super keyword in Java for inheritance
- Concrete classes in Java
- Polymorphism
- Compile time polymorphism — Overloading of methods
- Run time polymorphism — Overriding of methods
- Method Overriding rules and method overloading rules
- Introduction to Object class and it’s methods
- Encapsulation
- Protection of data
- Java Bean, POJO
- Getters/Setters
- Memory management in Java
- Heap
- Stack
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5) Packages
- Need for packages
- What are packages; package declaration in Java
- Import statement in Java
- How do packages resolve name clashes?
6) Miscellaneous
- Var-Args
- Reference variables, local variables, instance variables
- Memory allocations to variables
- Double equals operator(==) operator for primitives and objects
- toString() method on an object
7) Statics
- Static variables and methods
- Static imports
- Static initialization blocks; instance intialization blocks
- Static concept in inheritance
8) Constructors
- What are Constructors?
- Properties of Constructors
- Default and Parameterized Constructors
- Rules for constructor implementation
- Constructor Chaining
- this call; super call for constructors
- Constructors for Enumerated Data Types
- Constructors concept for Abstract classes and interfaces
9) Exceptions in Java
- What are Exceptions?
- Need for exceptions
- How can Exceptions be coded in Java?
- API heirarchy for Exceptions
- Types of Exceptions
- Keywords in Exception API: try, catch, finally, throw, throws
- Rules for coding Exceptions
- Declaring Exceptions
- Defining and Throwing Exceptions
- Errors and Runtime Exceptions
- Custom Exception
- Assertions
- What are Assertions?
- Enabling and disabling assertions in development environment
10) Strings in Java
- What are Strings?
- String heap memory and Constant Pool memory
- Immutability in Strings
- String creation on heap and constant pool
- Method APIs on String; operations on Strings
- Mutability of String Objects – StringBuilder and StringBuffer
- Splitting of Strings and StringTokenizer class
11) Collection Framework in Java
- The Collections Framework
- The Set Interface
- Set Implementation Classes
- The List Interface
- List Implementation Classes
- The Map Interface
- Map Implementation Classes
- Queue Interface
- Queue Implmentation classes
- Utility classes
- Sorting collections using utility methods
- equals() and hashCode contract in Java collections
- overriding equals and hashCode methods in Java
- New Collections added in Java 1.6
- Primitive wrapper classes and all its method APIs
12) Generics
- Generics for Collections
- Generics for class
- Generics for methods
13) Input-Output in Java
- What is a stream?
- Overview of Streams
- Bytes vs. Characters
- Overview of the entire Java IO API
- Reading a file; writing to a file usinf various APIs
- Reading User input from console
- PrintWriter Class
14) Threads in Java
- Non-Threaded Applications
- Threaded Applications
- Process based multitasking Vs Thread based multitasking
- Thread API in Java
- Creating Threads
- States of a Thread
- Sychronization for threads; static and non-static synchronized methods; blocks; concept of object and class locks
- Coordination between threads – wait, notify and notifyAll methods for inter-thread communication
15) Applets in Java
- What are applets?
- Need for Applets
- Different ways of running an applet program
- Applet API heirarchy
- Life Cycle of an applet
- Even Handlers for applets, mouse events, click events
16) Access Modifiers in Java
- What are access modifiers?
- Default
- Protected
- Private
- Public