Java introduction

Java is the most widely used programming language with a wide range of applications. Java was released in the year 1991 by Sun Microsystems. It has been here for more than twenty years now. 

It is used for the development of Internet of Things, APIs, e-commerce websites, financial trading platforms, scientific applications and a lot more. Java provides more security than other programming languages because of which most of the banking websites are developed in advanced java programming. Java provides power to develop android websites. If you are willing to learn java, then you can easily learn any programming language. 

Syllabus

Core Java Programming - Introduction of 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

Data types and 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
• Strict typing

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

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
• 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

Packages

• Need for packages
• What are packages; package declaration in Java
• Import statement in Java
• How do packages resolve name clashes?

Miscellaneous

• Var-Args
• Memory allocations to variables
• Double equals operator(==) operator for primitives and objects
• toString() method on an object

Statics

• Static variables and methods
• Static imports
• Static initialization blocks; instance initialization blocks
• Static concept in inheritance

Constructors

• What are Constructors?
• Properties of Constructors
• Default and Parameterized Constructors
• Rules for constructor implementation
• this call; super call for constructors
• Constructors concept for Abstract classes and interfaces

Exceptions in Java

• What are Exceptions?
• Need for exceptions
• How can Exceptions be coded in Java?
• API hierarchy 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

Strings in Java

• What are Strings?
• Method APIs on String; operations on Strings

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 Implementation 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

Input-Output in Java

• Reading User input from console
• PrintWriter Class

Threads in Java

• Threaded Applications
• Process based multitasking Vs Thread based multitasking
• Thread API in Java
• Creating Threads
• States of a Thread
• Synchronization 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

Access Modifiers in Java

• What are access modifiers?
• Default
• Protected
• Private
• Public

Hibernate framework

Spring

• Introduction to Spring and Dependency Injection
• Understanding Dependency Injection
• Setting Up
• Understanding Spring Bean Factory
• Writing Code Using the Bean Factory
• Application Context and Property Initialization
• Using Constructor Injection
• Injecting Objects
• Inner Beans, Aliases and idref
• Initializing Collections
• Bean Autowiring
• Test Title
• Scopes and Life Cycles
• Understanding Bean Scopes
• Using ApplicationContextAware
• Bean Definition Inheritance
• Lifecycle Callbacks
• Writing a BeanPostProcessor
• Coding To Interfaces

Annotations and Event Handling

     Annotations       

• @Required
• @Autowire
• @PostConstruct
• @PreDestroy
• @Qualifier
• @Resource
• @Component
• @Service
• @Named
• Various Annotation based Post Processor
• AutowiredAnnotationBeanPostProcessor
• PersistenceAnnotationBeanPostProcessor
• RequiredAnnotationBeanPostProcessor
• Introduction to Annotations and the Required Annotation
• Some JSR-250 Annotations
• Component and Stereotype Annotations
• Using MessageSource To Get Text From Property Files
• Event Handling in Spring

Spring boot

• Spring Boot and Spring Data
• Spring and Web Services
• Data access with Spring
• Object Relational Mapping
• Enterprise Information Connectivity
• Spring Security

Live projects

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