ObjectDB Database Search

Explains how to store, retrieve, update and delete entities using JPA.

Explains how to add a servlet context listener (to manage an application scope EntityManagerFactory) in an Eclipse Web Application.

Explains how to define an EJB session bean in a NetBeans Java EE web application.

Explains how to define a JPA DAO component (bean) in a NetBeans Spring MVC JPA web application project.

Explains how to create an ObjectDB data source for BIRT reports.

Explains how to add the JPA tutorial Main class in Eclipse.

Explains how to add the JPA tutorial Main class in NetBeans.

Explains how to define a JPA DAO component (bean) in an Eclipse Spring MVC JPA web application project.

Explains how to add a servlet context listener (to manage an application scope EntityManagerFactory) in a NetBeans Web Application.

Explains how to define an EJB session bean in an Eclipse Java EE 6 web application.

- The requested resource () is not available. I tried it on Glassfish server 3 .1.2 and 3 .1.2.2. Sometimes I ... INFO: Running GlassFish Version: GlassFish Server Open Source Edition 3 .1.2 (build 23) INFO: Grizzly ... ) at org.glassfish.hk2.classmodel.reflect.Parser$ 3 .call(Parser.java:307) at org.glassfish.hk2

Hi. I have faced a very serious issue. After upgrading the GlassFish server from 3 .1.1 to 3 .1.2 ... more It seems that there is something wrong with persistent context. it seems that glassfish 3 .1.2 behaves differently. I tested another project which uses eclipseLink and java DB. it works well. glassfish 3 .1.1 logins

. The JDO specification refers to persistent classes as persistence capable classes . 3 .1   ... implementation automatically, as explained in section 3 . 3 . ObjectDB's JDO Enhancer also adds a no-arg ... ). 3 .2  Persistent Fields and Types Storing a persistent object in the database does not

('India', 'a') is evaluated to 5 . LOCATE('Japan', 'a', 3 ) is evaluated to 4 . LOCATE('Mexico ... [, length]) function returns a portion of a string. For example: SUBSTRING('Italy', 3 ) is evaluated to 'aly' . SUBSTRING('Italy', 3 , 2) is evaluated to 'al' . Positions are one-based (as in SQL), not

are explained in Chapter 3 . You can mark a persistent field of an embeddable type with the @Embedded ... with optimistic locking , as explained in the Locking in JPA section in Chapter 3 . You can expose entity ... for detached entities (explained in Chapter 3 ) unless the entity class is enhanced (explained in Chapter 5

, -127L, 0L, 07777L float : 3 .14F, 0f, 1e2f, -2.f, 5.04e+17f double : 3 .14, 0d, 1e2D, -2., 5.04e+17 ... . literal (1); Expression i2 = cb. literal (Integer.ValueOf(2)); Expression d = cb. literal ( 3 .4

. For example: MOD(11, 3 ) evaluates to 2 . MOD(8, 4) evaluates to 0 . The MOD function takes two integer ... function returns the square root of a specified argument. For example: SQRT(9) is evaluated to 3 SQRT(2

explained in Chapter 3 ). Special code is added to enhanced classes that automatically notifies ObjectDB ... lists the classes that have been enhanced: [ObjectDB 2.9.4] 3 persistable types have been enhanced

ObjectDB 2.3.3

to EntityGraph and Subgraph . See Also: EntityGraph Subgraph Since: Jakarta Persistence (JPA) 3 .2 Public ... is not an attribute of this entity.. Since: Jakarta Persistence (JPA) 3 .2 AttributeNode ... Persistence (JPA) 3 .2 void addAttributeNodes ( String... attributeName ) Add one or more attribute

more restriction predicates Returns: and predicate. Since: Jakarta Persistence (JPA) 3 .2 Expression ... . Since: Jakarta Persistence (JPA) 3 .2 Order asc ( Expression expression ) Create an ordering by ... . Since: Jakarta Persistence (JPA) 3 .2 Expression avg ( Expression x ) Create an aggregate expression applying

.. Since: Jakarta Persistence (JPA) 3 .2 AttributeNode addAttributeNode ( Attribute attribute ) Get an existing ... : IllegalStateException - if the EntityGraph has been statically defined. Since: Jakarta Persistence (JPA) 3 .2 void ... . Since: Jakarta Persistence (JPA) 3 .2 Subgraph addElementSubgraph ( String attributeName ) Add

Exception thrown by ConnectionFunction.apply , if any. Since: Jakarta Persistence (JPA) 3 .2 void ... Persistence (JPA) 3 .2 Query createQuery ( CriteriaUpdate updateQuery ) Create an instance of Query ... other than NONE is specified. Since: Jakarta Persistence (JPA) 3 .2 T find ( EntityGraph entityGraph , Object

. IllegalArgumentException - if the attribute is not an attribute of this entity.. Since: Jakarta Persistence (JPA) 3 .2 ... has been statically defined. Since: Jakarta Persistence (JPA) 3 .2 void addAttributeNodes ( String ... Persistence (JPA) 3 .2 Subgraph addElementSubgraph ( String attributeName ) Add a node to the graph

Works in Source or Object form. 3 . Grant of Patent License . Subject to the terms and conditions

by this agreement. 3 . The free edition of the Software includes restrictions on the number of classes

The Jakarta Persistence (JPA) Metamodel API defines a structured hierarchy of interfaces and enumerations to represent the attributes of managed persistent types (entities, embeddable and superclasses). Metamodel Attributes Hierarchy in Jakarta Persistence (JPA) 3 . Base attribute definitions

The Jakarta Persistence (JPA) Metamodel API defines a structured hierarchy of interfaces and enumerations to represent the persistent types within a domain model. Metamodel Types Hierarchy in Jakarta Persistence (JPA) 3 .2 Base type definitions The core abstractions of model types

Jakarta Persistence API (JPA) 3 .2 documentation, generated from the official JavaDoc and enriched with practical notes. It groups the API types into logical sections to help you locate core concepts, query facilities, metamodel details, configuration options, annotations, and exception information

and inheritance relationships. Jakarta Persistence (JPA) 3 .2 Core Types Bootstrapping and Configuration

for Java EE Developers. GlassFish Server 3 .0.1 (or above). The last version of ObjectDB (just download and extract). The tutorial was written for Eclipse 3 .6.1 but it should work with other Eclipse versions ... : ObjectDB 2. 3 .7_04 or later is required if Glassfish 3 .1.2 (or later) is used. The Tutorial Steps This tutorial consists of the following steps:

a list of strings in a database. 2 3 import java.util.*; 4 import javax.jdo.*; 5 import com ... .currentTransaction().commit(); 38 pm.close(); 39 } 40 } How it works   Lines 3 -5 Three import statements are required: for Java collections (line 3 ), for JDO (line 4) and for ObjectDB extensions

to makePersistent( ... ) is not an instance of a persistent class (as defined in chapter 3 ... of persistent types is available at section 3 .2 ). ObjectDB provides an additional storing method ... can be changed as explained in section 4. 3 Embedded objects can reduce storage space and improve efficiency

.springframework spring-webmvc 3 .0.5.RELEASE org.springframework spring-tx 3 .0.5.RELEASE org.springframework spring-orm 3 .0.5.RELEASE aopalliance aopalliance 1.0 cglib cglib 2.2 org.aspectj aspectjweaver

       org.springframework    spring-webmvc    3 .0.5.RELEASE        org.springframework    spring-tx    3 .0.5.RELEASE        org.springframework    spring-orm    3 .0.5.RELEASE

a Project Name (e.g. Guestbook ). Select GlassFish Server Open Source Edition 3 (Java EE 6) as the Target runtime. Note: You may have to add GlassFish 3 as a new server by clicking the New Runtime... button ... to GlassFish 3 (which has to be downloaded separately) . Click the Finish button to create the Java EE 6

, such as GlassFish 3 .0.1 or JBoss AS 6. Another tutorial shows how to use JPA in a Spring MVC Framework 3 web application: Spring MVC and JPA Maven Projects for Download The tutorials provide step

and menus might look slightly different but the code would be the same). Note: ObjectDB 2. 3 .7_04 or later is required if Glassfish 3 .1.2 (or later) is used. The Tutorial Steps This tutorial consists of the following steps:

. It is shipped as an executable jar that will run on any system with a Java 1. 3 JRE or later installed ... windows is provided in later sections. Section 9. 3 explains how to use viewer windows to edit ... . 3   Editing the Database The Explorer is usually used as a viewer of database files

There are various ways to retrieve objects from an ObjectDB database, as shown in section 6. 3 ... , 0, 0xFFFF, 07777 , ... long 2003L, -127L, 0L, 0xFFFFL, 07777L , ... float 3 .14F, 0f, 1e2f, -2.f, 5.04e+17f , ... double 3 .14, 0d, 1e2D, -2., 5.04e+17 , ... char 'x', '@', '\n', '\\', '\'', '\uFFFF

) including  Maven Integration for WTP (in m2eclipse extras). The tutorial was written for Eclipse 3

). This tutorial was written for Eclipse 3 .6.1 but it should work with other Eclipse versions as

/. This Spring web application can also run with GlassFish 3 .0.1, with a small change in the 

The  Java EE Web Application tutorial provides step by step instructions on how to build a simple Java/JPA database driven web application (for GlassFish 3 / JBoss 6) in  Eclipse or  NetBeans . Building a new application step by step is an effective way to learn - but 

This tutorial demonstrates how to create and run a full Java EE 6 MVC (Model View Controller) web application using GlassFish, ObjectDB and JPA. Since this web application uses Java EE 6 EJB (session beans) it requires a full Java EE 6 application server, such as GlassFish 3 .0.1 or JBoss AS 6

(just download and extract). The tutorial was written for Eclipse 3 .6.1 but it should work

Transaction (as shown in section 5. 3 ) or at the PersistenceManagerFactory level as a default ... .getRestoreValues(); Transaction modes are discussed in section 5. 3 , which deals with transactions. 5 ... that at some level a proper try-catch block exists. 5. 3   javax.jdo.Transaction The javax.jdo

his or her private database files (as demonstrated in section 8. 3 ). The element The element ... to do the same operation in subdirectories of that directory. 8. 3   Multi User Server

database, ObjectDB always uses datastore identity with its own object-id class). 4. 3    ... for determining if a field is persistent are explained in section 3 .2 . The persistence-modifier

on programming with ObjectDB and JDO: Chapter 3 - Persistent Classes Explains what a persistence capable