Overview
It is a web-based, network-centric, or enterprise application development technology or version of Java designed explicitly for developing web-based, network-centric, or enterprise applications. They covers Servlet, JSP, JDBC, RMI, and socket programming, among others. It is a domain-specific specialty.
Most advanced Java applications have a two-tier design, i.e., Client and Server. Advanced Java applications include all applications that execute on the server.
Why should java be improved?
- It reduces the complexity of developing a multi-tier application
- Creates a standard API for components and the application server container
- The JEE application server and containers provide the framework services
Advantages of advanced java and java assignment
- Network centricity, process simplification, and a futuristic imaging standard are the four primary advantages of advanced Java.
- JEE (advanced Java) includes libraries that help you comprehend the Client-Server architecture for web-based applications.
- can learn how the HTTP protocol works by using these servers, and it’s not possible in core Java.
- If you’re working with trade technologies like Hadoop, cloud-native, or data science, you’ll also need to know advanced Java.
- It provides a collection of services, APIs, and protocols that enable the capability to construct multi-tiered and web-based applications.
- A variety of advanced Java frameworks, such as Spring, Hibernate, and Struts, enable us to construct secure transaction-based web applications like banking and inventory management.
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Topics or syllabus in advanced java
- What is the definition of a web application?
- What is the difference between a web client and a web server?
- How do the client and server interact?
- What is a TCP/IP port URL?
- HTTP protocol fundamentals
- HTML language basics
- The need for a Web Container o How to install Tomcat on a system
- How to create a Servlets JSP project in Eclipse
- How to setup Servlet JSP API dependencies o Web application project structure
- Differences between getting and POST requests
- Lifecycle of a Servlet
- Servlet Context and Servlet Configuration o Request Forwarding and Redirection
- What exactly is a session?
- Why is it necessary?
- How do I schedule a session?
- Passing session information between the client and the server
- Passing session information techniques – Cookies, Rewriting
- Basic HTML tags o Introduction to JSP and the necessity for JSPs
- Lifecycle of JSP
- Scriptlets
- Expressions
- Declarations
- Importance of the features above and their integration into the JSP Lifecycle
- What are JSP directives?
- Include Directives o Page Directive
- Taglib Directive
- JSP Standard Actions
- Expression Language
- JSTL Fundamentals and Use
- Why do you need a Custom Tag Library?
- How do you construct a Custom Tag Library?
- What is MVC?
- What is the difference between Type 1 and Type 2 MVC architecture?
- Why use the Struts framework?
- Overview of Struts 1
- Comparison between Struts 1 and Struts 2
- Architecture Diagram description of the main components:
- Model, Views, and Controller components in the Struts Framework
- Interceptors
- Model/Action classes
- Value Stack
- OGNL
- Mechanism
- Download JAR files
- Struts 2 project build up and Configuration files
- To build Action class
- To intercept an HTTP request via Struts2 Framework using Action class
- Defining data and business logic in Action class
- Preparing and Forwarding control to Views
- What are Interceptors
- Responsibilities of an Interceptor
- Mechanism
- Workflow interceptor method for validations
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