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Guessbook tutorial: Java EE 6 JPA Tutorial - Maven Project

.EJBException at com.sun.ejb.containers.BaseContainer.processSystemException(BaseContainer.java:5215) at com.sun.ejb.containers.BaseContainer.completeNewTx(BaseContainer.java:5113) at com.sun.ejb.containers.BaseContainer.postInvokeTx(BaseContainer.java:4901) at com.sun.ejb.containers.BaseContainer

java.lang.ClassCastException: CriteriaQueryImpl cannot be cast to java.util.List

java.lang.ClassCastException: CriteriaQueryImpl cannot be cast to java.util.List

Failed to generate dynamic type objectdb.java.util.ArrayList

exception (Error 990) Generated by Java HotSpot(TM) Server VM 1.6.0_26 (on Linux ... .InternalException: com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList com.objectdb.o.UserException: Failed to generate dynamic type objectdb.java.util.ArrayList at com

java.lang.NullPointerException when using ORDER BY

: Caused by: java.lang.IllegalStateException: com.objectdb.o.InternalException: Unexpected internal ... .java:925)                       at com.arunta.app.services.RecordingService.getResultList(RecordingService.java:373)                          ... 16

ObjectDB Enhancer Tool in Java 9

I am migrating to Java 9 and have encountered some issues, which I am sure will eventually be addressed by a Java 9 compatible ObjectDB future release, but while waiting for that release ... location, which is not valid in a Java module environment. Example command: java -Dobjectdb.conf

Page cache File handling produced an java.io.IOException: Negative seek offset

\pages11.dat' (error 117)     at com.objectdb.jpa.EMImpl.find(EMImpl.java:630)     at com.objectdb.jpa.EMImpl.find(EMImpl.java:545)     at com.btc.ep.base.dal.internal.services.PersistenceUtilityServiceImpl.find(PersistenceUtilityServiceImpl.java:108)     ...     at java.lang.Thread.run(Thread

[ODB1] Chapter 8 - ObjectDB Server

the connection URL string. 8.1 Running an ObjectDB Server The ObjectDB server is a pure Java application ... . 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

[ODB1] Chapter 2 - A Quick Tour

source file, HelloWorld.java, containing a single class: 1 // A simple program that manages a list of strings in a database. 2 3 import java.util.*; 4 import javax.jdo.*; 5 import com ... } How it works Lines 3-5 Three import statements are required: for Java collections (line 3), for JDO (line 4

[ODB1] Chapter 3 - Persistent Classes

the requirements described above, a persistent class is like any other Java class. It can include ... classes in package java.lang: Boolean, Byte, Short, Character, Integer, Long, Float, Double, Number and String. Selected classes in package java.util: Date, Locale, HashSet, TreeSet, ArrayList

[ODB1] Chapter 1 - About ObjectDB

ObjectDB for Java/JDO is a powerful Object Database Management System (ODBMS) written entirely in Java. It can efficiently handle a wide range of database sizes, from a few KBs to hundreds of GBs ... ObjectDB is compliant with the JDO (Java Data Objects) standard, developed by Sun

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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