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27

JBoss 7 startup fails

the Maven version of this project. support Support Thanks, I downloaded guestbook-web.zip (the maven ... Hi, I was having a go with entity beans 3.x jboss 7, objectdb and the guestbook web application ... " value="admin"/> </properties> </persistence-unit> </persistence> The WebContent/WEB-INF/lib
27

objectdb-2.6.9_02 (with "objectdb.temp.no-enhancement-crc-check") vs. generic classes with interfaces: detailed investigation

) both in my test console app and main large web app project. webel Dr Darren Kelly ... are crucial to an Expert System web app I develop; please do not be further concerned ... and tracking in a CMS web system. - I have used both a console test app and a NetBeans web app in
26

objectdb:2.8.4 - Error occurred during initialization of boot layer

:/Projects/Anritsu/Perforce/ws_alexander.golyshkin_ALL/DEV/RTD_7_6_0_JAVA_UPDATE_JDK9/JavaApps ... .jar;D:\Projects\Anritsu\Perforce\ws_alexander.golyshkin_ALL\DEV\RTD_7_6_0_JAVA_UPDATE_JDK9\JavaApps\out\test\RTDEngine;D:\Projects\Anritsu\Perforce\ws_alexander.golyshkin_ALL\DEV\RTD_7_6_0_JAVA_UPDATE
6

JPA Primary Key

key field: @Entity public class Project { @Id @GeneratedValue long id; // still set ... public class Project { @Id long id; // must be initialized by the application ... above. For example, the primary key of the following Project entity class consists of two fields: @Entity @IdClass
1

Step 2: Entity Class and Persistence Unit

Java Class] dialog box, e.g. by right clicking the project node (in the [Package Explorer] window ... the project (under Java Resources: src > guest). Use copy and paste to replace the new source file ... /persistence.xml file: Open the [New Folder] dialog box, e.g. by right clicking the project node (in
1

Step 4: Add a Servlet Class

In this step we will add a servlet to manage guestbook web requests: Open the [Create Servlet] dialog box by right clicking the guest package node (in the [Package Explorer] window), selecting New > Other... > Web > Servlet and clicking Next. The Java package name should be guest. Enter
1

Step 4: Add a Servlet Class

In this step we will add a servlet to manage guestbook web requests: Open the [Create Servlet] dialog box by right clicking the guest package node (in the [Package Explorer] window), selecting New > Other... > Web > Servlet and clicking Next. The Java package name should be guest. Enter
1

Step 2: Entity Class and Persistence Unit

the project node (in the [Package Explorer] window), select New > Source Folder, enter src/main/java ... that should represent Guest objects in the database was created in the project (under Java Resources ... : Right click the src/main/resources node (in the [Project Explorer]) and select New > Folder
1

Step 2: Entity Class and Persistence Unit

Entity Class] dialog box, e.g. by right clicking the project node (in the [Projects] window ... in the database was created in the project (under Source Packages > guest). Use copy and paste ... file that was added to the project (under Configuration Files). Open the persistence.xml file in
1

Step 2: Entity Class and Persistence Unit

Entity Class] dialog box, e.g. by right clicking the project node (in the [Projects] window ... the database was created in the project (under Source Packages > guest). Use copy and paste to replace ... that was added to the project (under Other Sources > src/main/resources > META-INF). Open

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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