J2EE Components and Containers

概念术语

Compontnt

Components are application level software unit.

Types of J2EE Components:

• Enterprise JavaBeans (EJB)
• Java Servlets
• JavaServer Pages (JSP)
• Java Naming Directory Interface (JNDI)
• Java Database Connectivity (JDBC)
• Java Message Service (JMS)
• Java Transaction API (JTA)
• JavaMail
• J2EE Connector API
• Java Authentication and Authorization Service (JAAS)
• J2EE Reference Implementation
• Remote Method Invocation (RMI)
• Java Interface Definition Language (IDL)

Container

Containers are the interface between a component and the low-level platform-specific functionality that supports the component.

EJB

• Session Beans
• Entity Beans
• Message-Driven Beans

Reference

Java EE 8 Technologies Components of Java EE Enterprise JavaBeans Component Architecture: Designing and Coding Enterprise Applications Oracle9iAS Migrating From WebSphere