Fast Object Database for Java - with JPA/JDO support

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can't get HashMap out of the database

ClassPathXmlApplicationContext(                 new String[] { "spring-servlet.xml ... ClassPathXmlApplicationContext(             new String[] { "spring-servlet.xml" });     guestDao = context

the tutorial netbeans and javaee6 dont work,

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

A lot of ENT and SIV instances which are not cleared by GC

simple EJB managers containing EntityManagers. On bean's PreDestroy and in servlet's i make ... ( at org.jboss.weld.servlet.WeldListener.requestDestroyed(

use of Singleton into tomcat

of singleton for manage all operation on database. I get a instance of it into multiple servlet. but into ... me please......... i know that the servlet it multi.tread ad so the operation on db it not thread-safe

Maven driven compile time ehnancement

: javax/servlet/ServletContextListener at java.lang.ClassLoader.defineClass1(Native Method) at java ... .ClassNotFoundException: javax.servlet.ServletContextListener at java.lang.ClassLoader.findClass(

Unexpected exception (Error 990) - NullPointerException

.VerfahrensuebersichtServlet.doPost( at javax.servlet.http.HttpServlet.service( at javax.servlet.http.HttpServlet.service( at org.apache

NullpointerException at a normal select

.catalina.core.StandardWrapperValve invoke SEVERE: Servlet.service() for servlet [se.tjanstelogik

Spring Data JPA

) at org.apache.catalina.manager.ManagerServlet.doGet( at javax.servlet.http.HttpServlet.service( at javax.servlet.http.HttpServlet.service(

Online backup problem

Hi, We are trying to create a servlet that performs database online backup. Unfortunately, even though no exception is thrown, backup files aren't created. When I turn on DEBUG logging in ODB, I ... in my servlet : EntityManagerFactory emf = null;   EntityManager em = null;   String result = "OK

Unexpected Internal Exception

Just got this: 13:09:11,309 SCHWERWIEGEND [com.quasado.galaxy.api.servlet.UIApplication] (http-- Critical error:: com.objectdb.o.InternalException: Unexpected internal exception at com.objectdb.o.JPE.h( [objectdb-2.4.0.jar:] at com.objectdb.o.ERR.f(

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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