Front-end Apps: POJO, EJB, & EJB Lite

Java EE 7    |    Intermediate
  • 10 videos | 35m 30s
  • Includes Assessment
  • Earns a Badge
Likes 6 Likes 6
A Java application contains business logic and services layers. Discover how to implement business logic using POJOS, EJBs, and EJB-Lite, and explore the features and use of session beans.

WHAT YOU WILL LEARN

  • describe the layers that comprise a Java EE application
    define and contrast Java POJOs, EJBs, and EJB-Lite
    describe the Java EJB API
    compare stateful, stateless, and singleton session beans in Java EE applications
    describe the steps in creating a session bean
  • describe stateful and stateless session bean life cycles
    describe timer-based and asynchronous method invocation for session beans and describe the use of SessionContext
    describe the use of JNDI names for EJB components
    invoke a session bean from a servlet to download media items as thumbnails in a Java EE application
    use a singleton session bean to cache data in a Java EE application

IN THIS COURSE

  • 6m 4s
    After completing this video, you will be able to describe the layers that comprise a Java EE application. FREE ACCESS
  • 2m 24s
    In this video, you will define and contrast Java POJOs, EJBs, and EJB-Lite. FREE ACCESS
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    3.  The EJB API
    2m 44s
    Upon completion of this video, you will be able to describe the Java Enterprise Bean API. FREE ACCESS
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    4.  Stateless, Stateful, and Singleton Session Beans
    4m 11s
    Learn how to compare stateful, stateless, and singleton session beans in Java EE applications. FREE ACCESS
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    5.  Creating a Session Bean
    2m 17s
    After completing this video, you will be able to describe the steps for creating a session bean. FREE ACCESS
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    6.  Session Bean Life Cycles
    1m 54s
    After completing this video, you will be able to describe the stateful and stateless session bean life cycles. FREE ACCESS
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    7.  Session Bean Method Invocation and SessionContext
    1m 54s
    Upon completion of this video, you will be able to describe timer-based and asynchronous method invocation for session beans and describe the use of the SessionContext. FREE ACCESS
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    8.  JNDI Names for EJB Components
    2m 30s
    Upon completion of this video, you will be able to describe the use of JNDI names for EJB components. FREE ACCESS
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    9.  Invoking a Session Bean
    8m 19s
    Learn how to invoke a session bean from a servlet to download media items as thumbnails in a Java EE application. FREE ACCESS
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    10.  Using a Singleton Session Bean
    3m 14s
    In this video, you will use a singleton session bean to cache data in a Java EE application. FREE ACCESS

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