React-JS

• Foundation to Reactjs

• Introduction to Reactjs

• Introducton to concepts on ES6 (ECMASCRIPT)

• let and const

• Arrow functions

• Template literals

• Array method (map)

• Array & Object destruction

• Spread Operator

• classes

• constructor

• this usage in class

• getters & setters in class

React Basics

• introduction to webpack & babel introduction.

• creating project with ReactJs, using npm & npx.

• ReactJs folder structure.

• creating "hello world" inital programe.

• using commands to run & build project.

• introduction to Jsx

• inlcude dynamic javascript expression in Jsx

• attributes in Jsx

• using dot notation in Jsx

• best practices in crating Jsx components

• Jsx childrens & group elements

• rendering & updating elements on ReactJs

• introduction to functional components & working with it.

• introduction to class components & working with it.

• differenc between class & functional components

• ReactJs components and props

• styling with css in ReactJs

• ReactJs state & setState

• lifecycle methods in ReactJs
• componentDidMount()
• componentDidUpdate()
• shouldComponentUpdate()
• componentWillUnmount()

• handling events in ReactJs

• conditional rendering in ReactJs

• Forms in ReactJs

Advanced ReactJs

• Using fetch & promises & async await in ReactJs to get API data.

• Fragments in ReactJs

• Pure components in ReactJs

• memo in functional components

• Refs in ReactJs

• Refs in class components

• Portals in ReactJs

• Higher Order functions

• React Router

• In details of Switch, Router, path, Link, useParams, useRouteMatch

• Router paramters

• Router nesting

• Transitions with Router

• Router config

• Router Redirecting

• Developing router practical application

• Redux in React

• Creating store with redux

• Data flow in redux

• Redux actions & reduces

• Developing redux practical application

• Advanced context API
• React.createContext
• Context.Provider
• Class.contextType
• Context.Consumer
• Context.displayName

• fetching data with use effects

• static type checking

• error boundaries

• typechecking with PropTypes

• introducing Hooks in ReactJs

• use state in Hooks

• use effects in Hooks

• REACT JS content will be updated as per latest updations

Introduction

• Java History

• Differences between java and others

• Java Features

• Java Naming Conventions

First Java Application Development:

• Java Installation

• Editor

• Java Application and Java File Saving.

• Compile Java File

• Execute Java Applications.

Language Fundamentals

• Operators

• Identifiers

• Literals

• Data Types and Type casting

• Java Statements

• Arrays

OOPS

• Introduction
• Class
• Object
• Encapsulation
• Abstraction
• Inheritance
• Abstraction
• Polymorphism
• Message Passing

• Object Based PL VS Object Oriented PL

• Class syntax

• Method Syntax

• Var-arg method.

• Accessor Methods VS Mutator Methods

• Syntax to create an object

• Immutable Objects VS Mutable Objects

• Object Vs Instance

• Constructors
• Default Con.
• User defined con.
• 0-arg-con.
• param-con.

• Instance Context
• Instance variable
• Instance block.
• Instance method

• This keywords
• To refer current class variable.
• To refer current class methods.
• To refer current class blocks.
• To return current class objects.

• Static keyword
• Static variable
• Static block
• Static method
• Static import

• Main () method
• Public static void main (String [] args)
• Why public
• Why static
• Why void
• Why main
• Why String [] as parameter
• Is it possible to overload main (-) method
• Is it possible to override main (--) method
• Is it possible to provide more than one main (--) method with in a single java appl
• Is it possible to execute any java application without using main method

• Factory Method

• Singleton classes and Doubleton classes

• Final Keyword
• Final variable
• Final class
• Final method

• Enum keyword

• Relationships in JAVA
• IS-A Vs HAS-A Vs USE-A
• Associations in Java
• one-one
• many-one
• one-many
• many-many
• Inheritance and Types of inheritances
• Single
• Hierarchical
• Multiple
• Hybrid.
• Multilevel
• Static flow in inheritance
• Instance flow in inheritance
• Super keyword
• Class level type casting

• Poly Morphism
• Static PM
• Dynamic PM
• Method overloading
• Method overriding

• Abstract Methods Vs Concreate Methods
• Abstract class Vs concrete Class
• Class Vs Abstract class Vs interface
• "Instance of" operator
• JAVA8 features in interfaces

• What is Adapter class
• What is marker interface

• Object Cloning
• Shallow Cloning
• Deep Cloning

Inner classes:

• Member Inner class

• Method local Inner class

• Static Inner class

• Anonymous Inner class

Wrapper classes:

• Byte

• Short

• Integer

• Long

• Float

• Double

• Boolean

• Character

Packages:

• What is a package

• Adv. of packages
• Modularity
• Reusability
• Abstraction
• Sharability
• Security

• Types of packages
• Predefined packages
• User defined packages

• Jar files preparation

• Executable Jar files

• Batch files preparation

String manipulations:

• String

• String Buffer

• String Builder

• String to kenizer

Exception Handling:

• Error VS Exception

• Exception Def.

• Types of Exceptions
• Predefined Exceptions
• User defined Exceptions

• Checked Exception VS Unchecked Exception
• Pure Checked Exceptions
• Partially Checked Exceptions

• Throw Vs throws

• try-catch-finally

• Custom Exceptions

• Java7 Features in Exception Handling
• Automatic Resource management
• Multi catch block.

Multi-Threading:

• Process Vs Processor Vs Procedure

• Single Processing Mech. Vs Multi Processing Mech.

• Single Thread model And Multi Thread Model

• Thread Design
• Extending Thread class
• Implementing Runnable interface.

• Thread lifecycle
• New/Born
• Runnable
• Running
• Blocked
• Dead

• Thread class library
• Sleep ()
• Join ()
• Yield ()
• Stop ()

• Thread class library

• Synchronization

• Inter Thread communication
• Wait ()
• String to kenizer
• Notify ()

IOStreams:

• What is stream

• Types of Streams

• Byte-oriented Stream
• Input Streams
• Output Streams

• Character-Oriented Streams
• Reader
• Writer

• File Input Stream Vs File Output Stream

• File Reader Vs File Writer

• File Vs Random Access File

• Serialization vs Deserialization

• Externalization

Networking:

• Standalone Appl. Vs Distributed Appl.

• Client-Server Arch.

• Socket Vs Server Socket

• Network Appl. Arch.

• Socket Programming.

Reflection API:

• Class

• Field

• Method

• Constructor

Annotations:

• What is Annotation

• Adv of annotations

• Comments Vs Annotations

• Types Of annotations
• Built-in Annotations
• Override
• Inherited
• Deprecated
• Target
• Suppress Warnings
• Documented
• Retention
• User Defined Annotations

Regular Expressions:

• Introduction

• Pattern

• Character

• Quantifiers

Garbage Collection:

• Introduction

• Approaches to make an object for GC

• Methods for requesting JVM to run GC

• Finalization

JVM Arch.

• Class Loading Sub System

• Memory Management System

• Execution Engine

• Java Native Interface

• Java Native library

Generics:

• Introduction

• Generic Classes

• Generic Methods & Wild Card Character.

• Inter Communication with Non-Generic Code

Collection Framework:

• Collection Arch.

• List and its implementations
• Array List
• vector
• LinkedList
• stack

• Set and its implementations
• Hash Set
• Linked Hash Set
• Tree Set

• Map and its implementations
• Hash Map
• Hash table
• Properties
• TreeSet

• Queue and its implementations
• Priority Queue
• Blocking Queue
• Priority Blocking Queue
• Linked Blocking Queue

• Iterators
• Iterator
• List Iterator
• Enumeration
• Message Passing

JDBC:

• Storage Areas
• Temporary Storage Area
• Permanent Storage Areas

• Query Processing System
• Query Tokenization
• Query Processing
• Query Optimization
• Query Execution

• Driver and Driver Types
• Type 1 Driver
• Type 2 Driver
• Type 3 Driver
• Type 4 Driver

• Steps to design JDBC Applications
• Load and register the Driver.
• Establish the connection between Java Application.
• Prepare either Statement or prepared Statement or Callable Statement Objects.
• Write and execute SQL Queries.
• Close the connection.

• Prepared Statement
• PreparedStatement with insert sql query
• PreparedStatement with update sql query
• PreparedStatement with select sql query
• PreparedStatement with Dates Handling
• PreparedStatement with Batch Updations

• Callable Statement
• CallableStatement with procedure
• CallableStatement with function
• CallableStatement with CURSOR Type Procedure
• CallableStatement with CURSOR type function

• Transaction Management
• Atomicity
• Consistency
• Isolation
• Durability

• Savepoint

• Batch Updations

SERVLETS:

• Introduction

• Enterprise Applications
• Web Applications
• Distributed Applications

• Client-Server Arch
• Client
• Protocol
• Server

• Servlets Design
• Servlet interface
• Generic Servlet
• Http Servlet

• Servlet Lifecycle

• Servlet Config

• Servlet Context

• Servlet Communication
• Browser-servlet
• SendRedirect Mechanism
• Web-component
• Include Mechanism
• Forward mechanism

• Session Tracking Mechanisms
• HttpSession Session Tracking Mechanism
• Coockies Session Tracking Mechanism
• URL-Rewriting Session Tracking Mechanism
• Hidden Form Fields Session Tracking Mechanism

• Servlets Filters

JAVA SERVER PAGES:

• Introduction

• JSP Life Cycle

• JSP Elements
• JSP Directives
• Scripting Elements
• JSP Actions

• JSP Directives
• Page Directive
• Include Directive
• Taglib Directive

• JSP Scripting Elements
• Declarations
• Scriptlets
• Expressions

• JSP implicit objects
• Out
• Request
• Response
• Config
• Application
• Session
• Exception
• Page
• Page Context

• JSP Standard Actions

• JSP Custom Actions
• Tag
• IterationTag
• BodyTags

• JSTL
• Core Tags
• XML Tags

• Expression Language
• EL operators
• EL implicit objects.
• EL functions.

Introduction

• Enterprise

• Enterprise Application

• Enterprise Application Layer
• User Interface Layer
• Business Processing Layer
• Data Storage and Access Layer

• Data Persistency

• Data Persistency through Serialization and Deserialization

• Data Persistency through JDBC

• Data Persistency through ORM
• Paradigm Mismatches
• Granualarity Mismatch
• Sub Types Mismatch
• Associations Mismatch
• Identity Mismatch
• EJBs Vs Hibernate
• JPA Vs Hibernate

• Hibernate History

• Hibernate Features

• Hibernate Arch.

Steps to Prepare Hibernate Application

• Persistence Class / POJO class

• Mapping File

• Hibernate Configuration File

• Client Application

Hibernate Applications

• Hibernate Application with Main Class as Client.

• Hibernate Application with GUI Application as Client.

• Hibernate Application with Servlet as Client.

• Hibernate Application with JSP Page as Client.

• Hibernate Application with Struts Application as Client.

• Hibernate Application with MYSQL DB

• Hibernate Application with Multiple DBs [Oracle DB and MySQL DB]

• Hibernate Basic Annotations [Without Mapping File]

• Hibernate Application without Configuration File

• Hibernate Application with Composite Keys.

Hibernate Persistence Object Lifecycle

• Transient State

• Persistent State

• Detached State

• Removed State

Hibernate Tools

• Schema Export

• Schema Update

• Code Generation

Primary Key Generation Algorithms [XMl and Annotations]

• Assign

• Increment

• Sequence

• Identity

• Hilo

• Seq-Hilo

• Native

• UUID

• Foreign

• GUID

• Select

Transaction Management

• ACID Properties
• Automicity
• Consistnacy
• Isolation
• Durability

• Transaction Management in JDBC
• Automicity Achievement in JDBC
• Isolation Problems

• Transaction Management in Hibernate

Hibernate Query Language [HQL]

• HQL Elements
• Clauses
• From' Clause
• Select' Clause
• Where' Clause
• Order by' Clause
• Group by' Clause
• Having' Clause

• Aggregate Functions
• count(-)
• sum(-)
• min(-)
• max(-)
• avg(-)

• Generic Expressions
• Arithmetic Operators in Generic Expressions
• Comparision Operations in Generic Expressions
• Scalar Functions in Generic Expressions
• In
• Between
• Like
• is null
• is not null
• Parameters
• Positional parameters
• Names Parameters
• Subqueries
• Pagination
• HQL with Updations

Native SQL

• Scalar SQL Queries

• Stored Procedures and Functions

Criteria API

Hibernate Filters

Hibernate Mappings

• Basic 'OR' Mapping

• Component Mapping

• Inheritance Mapping
• Table per Class Hierarcy
• Table per Sub-Class
• Table per Concreate Class

• Associations Mapping
• One-To-One Association
• One-To-Many Association
• Many-To-One Association
• Many-To-Many Association

Connection Pooling

• Inbuilt Connection Pooling Support in Hibernate.

• Third Party Connection Pooling Mechanisms C3P0, Proxool, DBCP.....

• Connection Pooling through Weblogic Server JNDI.

Cache Mechanisms

• I level Cache

• II Level Cache