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Possible cause for "Enhancement of type ... is old and cannot be used"

of projects (both large web app project and dedicated ObjectDB test projects) since trying objectdb-2.6.6_07 ... it to get the exception? support Support Briefly: in one simple web app test case I just established this evening ... Element.id using reflection However, in my main real-world web app (too large to provide here) I

Optimistic locking: prevent version increment on entity collection attribute

get my collection back. When I use it in my web app it fails; the collection is null! In the application (web app ... and should get one EntityManager per request. Also, please note that in the web app I actually ... Oudjane > In the application (web app), I create the readings in one call and I try to read them in

Embedded mode usage question

. However, this microservice will be a multi-threaded, multi-user web service and we did not get a complete understanding from ... access only or not. Is it ok to use object db in an embedded (non server) mode for a web app or web ... ObjectDB in embedded mode to serve a multi threaded web application. This is demonstrated

How prevent post-compile enhancement of non entity classes

an Ant build.xml for a NetBeans web app. My adapted build.xml works for both full project build ... .platform.classpath}"> <arg line="-s ./build/web/WEB-INF/classes/com/example/entity/*.class ./build/web/WEB-INF/classes/com/exanple/subpackage/entity/*.class"/> </java> <echo message="end ObjectDB

Server vs embedded mode in multi-instance scenario

We are creating a web app that will have multiple different clients, each on their own EC2 instance ... concerns as well as auto scale during peak usage, at least for the benefit of our web application if not for objectdb. Its a standard web app with an average amount of data being fetched per page view

the tutorial netbeans and javaee6 dont work,

message descriptionThe requested resource () is not available ,,,,,,,,,,,,,,,, but the web .xml ... problems: The servlet is empty - it seems that you missed step 4. There is an unnecessary web.xml file in WEB-INF. To fix the project you should: Fix the servlet following step 4. Delete the web.xml

system exception occurred during an invocation on EJB GuestDao

(StandardPipeline.java:673) at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:99) at org.apache ... .StandardPipeline.invoke(StandardPipeline.java:673) at com.sun.enterprise.web.WebPipeline.invoke ... .enterprise.web.WebPipeline.invoke(WebPipeline.java:99) at org.apache.catalina.core

Replaying recorded requests...

have been using /WEB-INF/objectdb.conf - is this the wrong location? > In addition, please verify ... of my web project and now it is being read. So, I think for now I can live with it in 2 locations: project root for development, and WEB-INF/objectdb.conf for deployment. The question about closing

Getting com.objectdb.o.UserException:

I am using the object db version 2.x in a web application that runs on tomcat4. I am using ... Group\Tomcat 4.0\webapps\Expresso\WEB-INF\log\odb20120904.log' at com.objectdb.o.MSG.d(MSG.java:74 ... Group\Tomcat 4.0\webapps\Expresso\WEB-INF\log\odb20120904.log (The filename, directory name, or

Once served to JSF page via @EJB query bean, many list fields are null (but same query ok after fresh persist in @PostConstruct)

, the inability to robustly query relationship fields in a web application renders the ObjectDB ... Web App and viewing both the Glassfish output log and the single served JSF page indexTest.xthml ... experiments last night that lead to me being able to see large portions of my web application suite loaded

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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