1 / 10

Introduction to Java 2 Enterprise Edition

Introduction to Java 2 Enterprise Edition. About myself Neutrinos, Cancer Research, IT Applications Today’s topic: J2EE Context Advantages Components Architecture Lecture method Informal, Interactive. Context of J2EE . Role of J2EE in IT Applications Brief History Role of Java in IT

edward
Télécharger la présentation

Introduction to Java 2 Enterprise Edition

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Introduction to Java 2 Enterprise Edition • About myself • Neutrinos, Cancer Research, IT Applications • Today’s topic: J2EE • Context • Advantages • Components • Architecture • Lecture method • Informal, Interactive

  2. Context of J2EE • Role of J2EE in IT Applications • Brief History • Role of Java in IT • Role of Telecommunications • Comparison with other technologies • .NET

  3. Advantages • Standard architecture, • greater choices in tools, servers, etc • Scalability • Distributed computing • Developer productivity • Object Oriented language • Run-time configurability

  4. Advantages (continued) • Portability • Works on many platforms • Access to existing systems • JDBC, JNDI, JNI, Connectors • Flexibility in security, transactions, etc.

  5. Common Components of J2EE 1.3 • ·HTTP 1.0 and HTTPS (HTTP 1.0 over SSL 3.0) • Existed before, is a Prerequisite • ·JavaServer Pages 1.2 and Servlet 2.3 API • Add dynamism to the web • ·EJB 2.0, Enterprise JavaBeans • Allow partitioning into tiers

  6. Connection APIs • JDBC 2.0 • Database operations • JNDI 1.2, Java Naming and Directory Interface • Locating resources • JCA 1.0, J2EE Connector Architecture • Access to enterprises applications like ERP • JavaIDL, • Java 2 access to CORBA services • JTA 1.0.1 and JTS, Java Transaction API and Service

  7. Web Services • JAXP 1.1, Java API for XML Processing • JAX-RPC, Java API for XML-based RPC • JAXR, Java API for XML Registries • JAXB, Java Architecture for XML Binding • JAXM, Java API for XML Messaging

  8. Other Services • JAAS 1.0, Java Authentication and Authorization Service • JavaMail 1.2 and JAF 1.0 • Java RMI • JMS 1.0.2, Java Message Service for asynchronous exchanges

  9. MVC Architecture • Model • Application Data and Business Rules • View • Rendering of model contents • Controller • Translate user input to model actions

  10. MVC Actions • Model • Notify view about data updates • View • Change rendering as needed • Controller • Select view to be rendered • Based on event notifications and method invocations

More Related