MyEclipse EJB 3.0 Development Overview
EJB 3 Support | Editing and Validation Tools | EJB 3.0 Overview
This page presents an overview of EJB 3.0 features available
in MyEclipse 6.0.
To get a better feel for MyEclipse and learning more about it,
please check out our product
Documentation for more
material.
Use the File > EJB Project menu item to invoke the EJB project
wizard. Alternatively, you can invoke the EJB project wizard from
the New project wizard (File > New > Other).
Creating a new EJB 3.0
project
Create an EJB 3.0 project by selecting the Java EE 5.0 - EJB3
radio button. Optionally add persistence support.
New EJB Project wizard
- Page 1
Specify the runtime JNDI data source and select a MyEclipse
database driver and schema for design time support.
New EJB Project wizard - Page 2
You may change the EJB 3.0 project's design time driver
association at any time using the
Java Persistence properties page. To invoke this
page, right click on the project and select Properties from the
context menu. From the Properties dialog shown below, expand the
MyEclipse node and select Java Persistence.
Java Persistence
properties page
Initiate Entity generation from the context menu of an EJB 3.0
project. This will launch the EJB3 Reverse Engineering Wizard.
Entity generation from
an EJB 3.0 project
Entity generation can also be initiated from the Database Browser
view.
Entity generation from
a DB Table
The reverse engineering process is fully customizable. Using the
EJB3 Reverse Engineering Wizard you can choose the artifacts to
generate and the database tables from which the artifacts will be
based.
Select artifacts to be
reverse engineered
Following are several sample snippets of the code generated by
the Reverse Engineering process.
Snippets of generated
code
MyEclipse Java Persistence Perspective
MyEclipse Java
Persistence perspective
JPA Details View
The JPA Details view makes it easy to edit entity annotations.
JPA Details view -
Editing table details
JPA Details view -
Editing column details
JPA Annotation Table and Column Content Assist
Table content assist
JPA column content
assist
JPA Entity Validation
Errors in your mapping are detected and displayed in the editor
and problems view.
Column validation in the
Java editor
Mapped by validation in
the Java editor
JPA validation errors
shown in Java editor
The
JPA Entity Validator can be enabled or disabled
at the project level.
JPA validation
preferences
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