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InternalException - reporting as requested

InternalException - reporting as requested

Glassfish 4 AbstractMethodError: com.objectdb.jpa.EMF.createEntityManager

the samples as NetBeans projects, so that you could check easier. 1 for GF3 (6) and 1 for GF4 (7 ... .reflect.Method.invoke(Method.java:601) at org.jboss.weld.util.reflection.Reflections.invokeAndUnwrap(Reflections.java:396) at org.jboss.weld.bean.proxy.EnterpriseBeanProxyMethodHandler.invoke

Deploy ObjectDB in WildFly 10

get an error: 017-10-23 09:23:31,715 INFO  [org.jboss.as.jpa] WFLYJPA0002: Read persistence.xml ... to process phase FIRST_MODULE_USE of deployment "omd-in-memory-db.jar"         at org.jboss.as.server ... : PersistenceProvider 'com.objectdb.jpa.Provider' not found         at org.jboss.as.jpa.processor

Performance problem

Hi, we have a strange performance problem with ObjectDB 2.5.3_01 and JBoss 7.1.1 ... one running JBOSS and other running ObjectDB. - CPU utilization of JBOSS server is max 5-10% (per core) - CPU utilization of JBOSS server is 80-150% (this is per core) Now is the interesting

Enhanced classes problem

.objectdb.o.LDR.UW(LDR.java:1023) at com.objectdb.o.MST.aT(MST.java:508) at com.objectdb.o.MST.aS ... , which is supported only when classes are enhanced. As a workaround, please try to disable this lazy ... : System.setProperty("objectdb.temp.no-lazy-o2o-inverse", "true"); or as a JVM parameter: > java

SELECT clause (JPQL / Criteria API)

, the following query returns country names as String instances, rather than Country objects: SELECT c.name FROM Country AS c Using path expressions, such as c.name, in query results is referred to as ... results. The results of the above query are received as a list of String values: TypedQuery<String

[ODB1] Chapter 7 - JDOQL Queries

There are various ways to retrieve objects from an ObjectDB database, as shown in section 6.3 ... other optional components, such as parameters, variables and import and order expressions ... collection is not specified explicitly, as it is in this query, the entire Extent of the candidate class

[ODB1] Chapter 6 - Persistent Objects

When a new object is constructed by the new operator, it always starts as a transient object, regardless of its type. Instances of persistent classes can become persistent later, as demonstrated by ... .makePersistent(person); pm.currentTransaction().commit(); First, the Person instance is constructed as

[ODB1] Chapter 8 - ObjectDB Server

. More details on server configuration and operation are provided later in this chapter. The Server as a Java program You can run the server as a Java program from the command line, as so: > java -cp <OBJECTDB ... Running the ObjectDB server edition without command line arguments displays a usage message, as shown

[ODB1] Chapter 4 - JDO Metadata

) and classes B, C and D (in package test), as persistent. In addition to the required name attribute, a <class ... if it is also persistent. In the above metadata example, class C is probably defined as a subclass of class B ... declaring a persistent class as a subclass of a non persistent class. Of course, in that case the fields

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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