Java

Java is a high-level, object-oriented programming language that is designed to be platform-independent, allowing Java code to run on any device that has a Java Virtual Machine (JVM) installed.

Java is known for its simplicity, security, and scalability, making it a popular choice for developing large-scale applications, including Android apps, web applications, enterprise software, and desktop applications.

Java’s syntax is based on C++ and is relatively easy to learn, with a focus on reusable code and modular programming. Java is also known for its robust security features, including memory management and data encryption, making it a popular choice for developing secure applications. With its vast ecosystem of libraries, frameworks, and tools, Java has become a staple in the programming world, widely used in various industries, including finance, education, and healthcare.

Why Java?

Java is a popular programming language that has been widely used for decades, and there are several reasons for its popularity. Here are some possible reasons why Java:

1. Platform independence: Java is known for its “write once, run anywhere” philosophy, which means that programs written in Java can run on any device that has a Java Virtual Machine (JVM) installed. This makes Java a great choice for developing cross-platform applications.
2. Object-oriented: Java is an object-oriented language that supports the principles of encapsulation, inheritance, and polymorphism. This makes it easy to write reusable and modular code.
3. Large community: Java has a massive community of developers, which means there are plenty of resources available for learning and troubleshooting.
4. Robust security: Java has built-in security features that make it a popular choice for developing secure applications, such as banking and e-commerce applications.
5. Versatile: Java can be used for developing a wide range of applications, from mobile apps and web applications to enterprise software and desktop applications.
6. Easy to learn: Java has a relatively simple syntax and is considered an accessible language for beginners.
7. Constantly updated: Java is constantly being updated and improved, with new features and enhancements added regularly.

Where to use Java ?

Java is a versatile programming language that can be used in a wide range of applications and industries. Here are some areas where Java is commonly used:

1. Android App Development: Java is used to develop the majority of Android apps, as it’s the primary language for Android development.
2. Web Development: Java is used in web development for building enterprise-level web applications, using popular frameworks like Spring and Hibernate.
3. Enterprise Software: Java is widely used in enterprise software development for building large-scale applications, such as banking and financial systems.
4. Desktop Applications: Java is used to develop desktop applications, such as NetBeans, Eclipse, and IntelliJ IDEA.
5. Machine Learning and AI: Java is used in machine learning and AI applications, such as natural language processing, image processing, and data analysis.
6. Internet of Things (IoT): Java is used in IoT development for building applications that run on devices like smart home appliances and wearables.
7. Scientific Computing: Java is used in scientific computing for building applications that require complex calculations, such as simulations and data analysis.
8. Gaming: Java is used in game development, especially for building games that run on multiple platforms.
9. E-commerce Platforms: Java is used in e-commerce platforms, such as Magento and Broadleaf Commerce.
10. Databases: Java is used in database management systems, such as MySQL and Oracle.

How Java is different from other languages.

•  Platform independence: Java is designed to run on any platform that has a Java Virtual Machine (JVM) installed, making it a “write once, run anywhere” language.
• Object-oriented: Java is a fully object-oriented language, unlike languages like C, which are procedural.
• Simple and familiar syntax: Java’s syntax is based on C++ but is simpler and more readable.
• Robust security: Java has built-in security features like memory management and data encryption, making it a popular choice for developing secure applications.
• Multithreading: Java has built-in support for multithreading, making it easy to develop concurrent applications.
• Dynamic loading of classes: Java can dynamically load classes, allowing for more flexibility in programming.
• Automatic memory management: Java has automatic garbage collection, eliminating the need for manual memory management.
• Extensive libraries and frameworks: Java has a vast ecosystem of libraries and frameworks that make development easier.
• Verbose: Java is a more verbose language than some others, requiring more code to accomplish tasks.
• Interpreted and compiled: Java is both interpreted and compiled, with the JVM interpreting bytecode and compiling it to machine code.

Core Java Syllabus :

Module 1: Introduction

• What is Java?
• Why Java?
• Where to use Java ?
• How Java is different from other languages.

Module 2 : Introduction to Java Programming Environment

• How to install & set path
• A Simple Java Program
• Compiling and executing Java Program
• Phase of Java Program
• Understanding Syntax and Semantic Error
• Runtime Exception
• Name of a Java Source File
• Platform Independency
• Java Technology
• Features of Java
• Text Editors
• Consoles

Module 3: Fundamentals of Java

• Naming convention of Java language
• Comments
• Statements
• Blocks(Static,Non-static/instance)
• Identifiers
• Keywords
• Literals
• Primitive Data types
• Reference (User defined) Data type
• Variables
• Type Casting, Default Value
• Operators

Module 4:  Control Structures

• Working with Control Structures
• Types of Control Structures
• Decision Control Structure (if ,if-else ,if else if, switch-case)
• Repetition Control Structure ( do-while, while, for)

Module 5: Input Fundamentals and Datatypes in Java

• Java program inputs from keyboard
• Methods of Keyboard inputs
• Scanner and Buffered Reader
• Java Array & Array Declaration
• String vs Character array ,Accessing Array
• Elements, Default Value , For-each loop , varargs
• Length of an Array , Index Out of Boundary Exception
• Increasing ,decreasing the Size and Copy of an Array
• Multi-Dimensional Arrays

Module 6: Object Oriented Programming

• Procedural Vs Object Oriented Programing
• Introduction to Oops
• Abstraction ,Encapsulation , Inheritance, Polymorphism
• Introduction to Class and Objects
• Custom Class Definition
• Instance and Static Variables and its use
• Constructors, types of Constructors, Constructor Rule, Constructor overloading
• Methods and their behaviour
• Constructor vs Method
• “this” keyword
• Java Access Modifiers
• Call by value, Call by reference

Module 7: Comment-Line Arguments

• What is Comment-Line Arguments
• Java Application with Command-Line Arguments
• Conversion of Command-Line Arguments
• Parsing Command-Line Arguments
• Using methods (Static , Non-static)

Module 8:  Integrated Development Environment

• Using various Editors
• Program Compilation, Exception in Editor
• Using Eclipse IDE
• Project Set-Up
• Source File Generation
• Application Compilation and Run

Module 9: Inner Class

• First View of Inner Class
• Outer Class Access
• Types of Inner Class

Module 10: Inheritance

• Complete concept of inheritance
• Sub-Classes
• Object Classes
• Constructor Calling Chain
• The use of “super” keyword
• The use of “private” keyword
• Reference Casting

Module 11: Abstract Classes and Inheritance

• Introduction to Abstract Methods
• Abstract Classes v/s  Interface
• Interface as a Type
• Interface Definition and Implementation
• Multiple Interfaces Implementation
• Interfaces Inheritance
• How to create object of Interface

Module 12: Polymorphism

• Introduction to polymorphism
• Types of Polymorphism
• Overloading Methods
• Overriding methods
• Hiding Methods
• Final Class and Method
• Benefits of Polymorphism
• “Is-A” vs “Has-A”
• Association Vs Aggregation

Module 13: Package

• Package and Class path and its use
• Benefits of Packages
• Package Creation and Use
• Class path Setting
• Class Import and Package Import
• Role of public ,protected, default and private r.t package
• Namespace Management
• Package vs Header File
• Creating and Using the Sub Package
• Sources and Class Files Management

Module 14: Using Predefined Package & Other Classes

• lang Hierarchy
• Object class and using toString(), equals(),hashCode(), Clone(), finalize() etc
• Using Runtime Class, Process Class to play music , video from Java Program
• Primitives and Wrapper Class
• Math Class
• String, StringBuffer, StringBuilder Class
• String Constant Pool
• Various usage and methods of String , StringBuffer, StringBuilder
• System Class using gc() ,exit(), etc.

Module 15: New Concepts In Package

• Auto boxing and Auto unboxing
• Static import
• Instance of operator
• Enum and its use in Java
• Working with jar

Module 16: Garbage Collection

• Garbage Collection Introduction
• Advantages of Garbage Collection
• Garbage Collection Procedure
• Java API

Module 17:  Exception Handling

• Introduction to Exceptions
• Effects of Exceptions
• Exception Handling Mechanism
• Try, Catch , Finally blocks
• Rules of Exception Handling
• Exception class Hierarchy, Checked & Unchecked Exception
• Throw & throws keyword
• Custom Exception Class
• Chained Exception
• Resource handling & multiple exception class

Module 18: Multithreading

• Introduction to Multithreading
• Advantages
• Creating a Thread by inheriting from Thread class
• Run() and start() method
• Constructor of Thread Class
• Various Methods of Thread Class
• Runnable Interface Implementation
• Thread Group
• Thread States and Priorities
• Synchronization method , block
• Class & Object Level Lock
• Deadlock & its Prevention
• Inter thread Synchronization
• Life Cycle of Thread
• Deprecated methods : stop(), suspend(), resume(), etc

Module 19:  Input and Output Streams

• Introduction – I/O Streams
• Types of Streams
• Stream Class Hierarchy
• Using File Class
• Copy and Paste the content of a file
• Byte Streams vs Character Streams
• Text File vs Binary File
• Character Reading from Keyboard by Input Stream Reader
• Reading a line / String from Keyboard by Buffered Reader
• Standard I/O Streams Using Data Streams to read/write
• Primitive data
• PrintStream vs PrintWriter Using StreamTokenizer and RandomAccessFile

Module 20: Serialization

• Introduction to Serialization
• Using Object Streams to read/write object
• Transient Keyword
• Serialization Process
• Deserialization process

Module 21: Collection Framework

• What is Generics(Templates)
• Creating User defined Generic classes
• The java.util package
• Collection and Collection Framework
• List, Set & Map interfaces
• Using Vector, Array List, Stack, Linked List , etc.
• Using Collection Class for sorting
• Using Hashtable , Hash Map , Tree Map, Sorted Map, LinkedHashMap etc.
• Iterator , Enumerator.
• Using Queue , Deque, SortedQue, etc.
• Using HashSet , TreeSet, LinkedHashSet etc.
• Using Random class
• Using Properties in a Java Program
• Using user defined class for DataStructure
• Using Date and Formatting Date class

Advanced Java Course Syllabus

Module 1: JDBC

• Introduction to JDBC
• Databases and Drivers
• Types of Driver
• Loading a driver Class file
• Establishing the Connection to different
• Database with different Driver
• Executing SQL queries by ResultSet, Statements, PreparedStatement interface.
• Using Callable Statement
• Transaction Management & BatchUpdate

Module 2: JSP

• Basics Of JSP
• Life cycle of JSP
• JSP API
• JSP in Eclipse and other IDE’s
• Scripting Elements
• scriptlet tags
• expression tag
• declaration tag
• Implicit Objects
• out
• request
• response
• config
• application
• session
• pageContext
• page
• exception
• Directive Elements
• page directive
• include directive
• taglib directive
• Action Elements
• jsp:forward
• jsp:include
• Bean class
• jsp:useBean
• jsp:setProperty & jsp:getProperty
• Displaying applet in JSP
• Expression Language
• What is expression and how to use it
• Define expression and use over the servies fow
• The way to be achieve same in JSP
• MVC in JSP
• MVC pattern
• Working Flow implementation of MVC
• CRUD operation using MVC
• Design a real time web application using MVC
• JSTL
• Discussion on the tag library
• How to implement and use
• Custom Tags
• Custom Tag : What and Why?
• Custom Tag API
• Custom Tag Example
• Attributes
• Iteration
• Custom URI

Module 3: Servlet

• Basics of Servlet
• Servlet : What and Why?
• Basics of web
• Servlet API
• Servlet Interface
• GenericServlet
• HttpServlet
• Servlet Life Cycle
• Working with Apache Tomcat Server
• Steps to create a servlet in Tomcat
• How servlet works?
• servlet in Myeclipse
• servlet in Eclipse
• servlet in Netbeans
• Servlet request
• Servlet Request methods
• Registration example with DB
• Servlet Collaboration
• Request Dispatcher
• send Redirect
• Servlet Context
• Servlet Context methods
• Servlet Context example
• Session Tracking
• Cookies
• Hidden Form Field
• URL Rewriting
• HttpSession
• Concurrent and implementation of collection
• Implementation of ArrayList
• Implementation of LinkedList
• Implementation of HashMap
• Implementation of queue/ PriortyQueue/Deque.

Module 5: Advanced Multi- Threading

• Implementation of Executor pool services and working mechanism with real time
• Big file( Single, Multiple) processing using multiple thread
• Implementing to achieve thread class and runnable interface

Module 6: Javamail API

• Sending Email
• Sending email through Gmail server
• Receiving Email
• Sending HTML content

Module 7: Design Pattern

• Singlton
• DAO
• DTO
• MVC
• Front Controller
• Factory Method
• Abstract, etc

Module 8: Junit

• Junit : What and Why?
• Annotations used in Junit
• Assert Class
• Test Cases

Module 9: Maven

• Maven : What and Why?
• Ant Vs Maven
• How to install Maven?
• Maven Repository
• Understanding pom.xml
• Maven Web App Example
• Maven using Eclipse