jpa IdentifierGenerator

Based on JDBC, JPA Annotation achieve simple CRUD Generic Dao

The origin of ideas are pretty long history of reasons: [Use iBATIS history] The use of iBATIS has been a long time, the system is to use the CRUD template tool to generate the code, although there are tools to generate, but looked at a lot of CRUD the Sq

hibernate (jpa) composite primary key annotation statement Ways

In the design of the database tables are designed with a composite primary key of the table, that table's record by more than one field joint identification, such as: Table CREATE TABLE TB_HOUR_DATA ( STAT_DATE DATE NOT NULL, PATH_ID NUMBER(20) NOT NULL,

What is the JPA

Same, JDO, also started compatible JPA. At the field of ORM, it seems that JPA is a benevolent government, is the normative specification. At the support of major manufacturers, JPA use became widespread. 2 Spring Spring + Hibernate often referred to as t

JPA data source data source to configure Tomcat conversion essay questions

To the JPA in the use of the development process, sometimes used in the data source conversion problem, The following methods are only my personal experience of a situation and its solutions, if different, please everyone posted for your reference encount

spring2.5.6 + struts2.1.6 + jpa + annotation fool tutorial

Chinese cow is no shortage of IT people, and none of me are so selfless people First installed MyEclipse A bar MyEclipse-7.0-win32.exe Of copyright protection, key their baidu bar new a web project jdk1.5 or above (struts2.1 after the above seems to only

What is JPA

JPA called the Java Persistence API, Java Persistence API is a Sun in the Java EE 5 specification to interface the Java Persistence. Through JDK 5.0 annotations or XML description of the object - the relationship between the mapping table and run-time per

Learn the jpa

1 jpa necessary to hibernate by the introduction of programming packages: hibernate-distribution of (8 files): hibernate3.jar lib/bytecode/cglib/hibernate-cglib-repack-2.1-3.jar lib / required / *. jar The hibernate-annotations (3 files): hibernate-annota

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 Integration (VII)

Service Layer Interface: Interface categories:

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 Integration (VI)

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 Integration (VI)

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 integration (d)

beans.xml: spring's profile, easy way is to put in under the src <?xml version="1.0" encoding="UTF-8"?> <beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 integration (c)

persistence.xml: JPA configuration files are easy way to put in / src / META-INF under, META-INF and persistence should not change the names of all <?xml version="1.0" encoding="UTF-8"?> <persistence xmlns="http://java.sun.com/xml/ns/persistence"

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 integration (b)

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 integration (b)

Struts1.3.8 + JPA (Hibernate implementation) + Spring2.5 Integration (1)

First, load the jar package Spring2.5 the package: spring-framework-2.5.5-with-dependencies/lib/aspect under aspectjrt.jar, aspectjweaver.jar-for AOP spring-framework-2.5.5-with-dependencies / lib / cglib under cglib-nodep-2.1_3.jar-agent use of CGLIB spr

Spring2.5 + JPA (Hibernate) to achieve

The realization of the framework 1.JPA MyEclipse7.1 can be added using the TopLink, Hibarnate, OpenJPA and EclipseLink. These types of frameworks, I have used a simple test. Basically no difference (of course, in terms of the JPA). The use of Hibernate JP

spring integration jpa

Import jpa, spring needed jar package domain: dao interface: dao achieve applicationContext.xml Persistence.xml under META-INF Test, ok!

JPA (HIberante) set up the environment

1. Add jar package hibernate & jpa jar(15): hibernate-distribution-3.3.1.GA/hibernate3.jar hibernate-distribution-3.3.1.GA/lib/required/antlr-2.7.6.jar hibernate-distribution-3.3.1.GA/lib/required/dom4j-1.6.1.jar hibernate-distribution-3.3.1.GA/lib/re

JPA (1)

JPA full Java Persistence API, is a Sun-defined norms of the company, to achieve a variety of the specification, with more than the realization of the Hibernate and Oracle implementations. Compare the two to achieve, Hibernate-entitymanager is open source

S2SJ (Struts2 + Spring + JPA) integration profile

S2SJ (Struts2 + Spring + JPA) integration profile 1.web.xml <?xml version="1.0" encoding="UTF-8"?> <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://j

Spring2.5 + JPA (Hibernate3.2) source code examples (CTO)

In this paper, to cut-off since I CSDN blog http://blog.csdn.net/ctojxzsycztao/archive/2009/05/12/4171730.aspx Today, because of Busy came about JPA studied , and gave a simple example to small for you to share, first of all, we come to a brief introducti

extJS + DWR + JPA framework for the use of combination of experience

Access to a recent extJS + DWR + JPA framework for small projects, through the understanding of a few weeks time and the code of the structure have a general understanding, the following is the development of their own portfolio of some of this understand

JPA + Hibernate 3 CRUD operations audit log history of a solution (with source)

http://jeffreyhsu.javaeye.com/blog/191696 Keyword: jpa, hibernate, log audit, operational history, interceptors, event-driven, event listener We have earlier. Net projects j2ee need transformation, there is a demand for all the database operations (CRUD)

JPA Overview

Java Persistence API JPA through JDK 5.0 annotations or XML description of the object - the relationship between the mapping table and run-time persistence of the entity object to the database. Sun introduced the new JPA ORM specification for two reasons:

Spring2.5 + Struts1.3.8 + JPA (Hibernate to achieve) the integration of three

Reprint please specify: from http://blog.csdn.net/M_ChangGong/ Author: Zhang Yan Kwong The preparation of the article the main entity bean and the DAO layer. Created in the src package com.zyg.ssj.bean, and in the preparation of the package type Student,

JPA handle carriage return problem!

Hello All, Add carriage return character to use JPA feasible, but Optimistic lock, the query out, and then deleted, Will be reported [Reason = <openjpa-1.1.0-r422266:657916 nonfatal store error> org.apache.openjpa.util.OptimisticException: Optimisti

The use of Java reflection and JPA wrote the 'universal' CRUD tools

On weekends, spent nearly four hours was a 'universal' in CRUD tools, but if you want to use JPA must be carried out using ORM operations. There the object mapped to the data table when, Id field must be a class name. LowerCase () + "Id"

The use of Java reflection and JPA tools written in

On weekends, spent nearly four hours was a 'universal' in CRUD tools, but if you want to use JPA must be carried out using ORM operations. There the object mapped to the data table when, Id field must be a class name. LowerCase () + "Id"

JPA-many

JPA-many Maintenance End Notes @ ManyToMany (cascade = CascadeType.REFRESH) @ JoinTable (/ / association table name = "student_teacher", / / associated with the table name inverseJoinColumns = @ JoinColumn (name = "teacher_id"), / / fo

JPA garbage problem!

Hello All, first in the selection box check out garbled, and then select garbled, with JPA add garbled feasible, but Optimistic lock, the query out, and then deleted, Will be reported [Reason = org.apache.openjpa.util. [Color = red] OptimisticExcepti ...

JPA entityManager Management

EntityManager objects under management, you can have the following two types. - Container managed (container-managed) EntityManager object Container managed EntityManager object of the simplest and most programmers do not need to consider the release ...

spring solve the JPA closed due to the delay caused by loading EntityManager exceptions

Using the spring to resolve JPA closed due to the delay caused by loading EntityManager exceptions, in the spring configuration file to add the following few lines can be <filter> <filter-name> Spring OpenEntityManagerInViewFilter </ f ...

31. JPA using Spring Integration

Spring2.5 + JPA + Struts1.3 Integrated Development -------------------------------------------------- ---------- Here JPA implementation using hibernate, need to use the jar file to the following Hiberante the core package (8 files) hibernate-distribution

Spring2.5 + IBatis + JPA + Compass Application Note

The new year, began to review some of the old knowledge: Spring 2.5 + Ibatis + JPA + Compass Integrated Application Lib file to use as follows: <classpathentry kind="lib" path="src/commons-dbcp.jar"/> <classpathentry kind ...

JPA Overview and download

1.JPA Overview JPA (Java Persistence API) as a Java EE 5.0 platform, the standard ORM specification, will be all the Java EE servers. Sun The EJB specification before the bitter lessons of the experience of failure, in the full absorption of the existing

JPA annotations (1)

1, @ Entity (name = "EntityName") That the class is a holding of entities. When the container, the server will first load all the annotations of the entity class @ Entity annotation, in which @ Entity in the "name" attribute that entit

JPA entity class visual editor plug-ins (netbeans6.7.1 or higher)

This is a format similar to the UML visual editor plug-ins JPA entity classes. Here is URL: http://ege.javaportal.pl/ Current latest version is December 23, 2009 version 0.8 released version. Pairs of visual development may be of interest to see, I d ...

playframework of the JPA in the treatment of id

package play.db.jpa; import javax.persistence.GeneratedValue; import javax.persistence.Id; import javax.persistence.MappedSuperclass; public class JPAModel extends JPASupport ( @ Id @ GeneratedValue public Long id; public Long getId () ( return id; ) ) No

In the EJB using JPA and JPA in the methods and Hibernian in a few compared

Configuration steps using the jpa Review: 1, Copy the database-driven into the JBOSS_HOME / server / default / lib, copy docs / examples / jca / mysql-ds.xml to / server / default / deploy directory, and modify the database user name and password Mysql-ds

(Transfer) JPA what is

The definition of Java Persistence API JPA through JDK 5.0 annotations or XML description of an object - relational table mapping, and run-time entity object persistence to the database. The origin of Sun to introduce new JPA ORM specification for two rea

Theme: In the Spring environment to create a JPA

Spring JPA offers three ways to create a JPA EntityManagerFactory: LocalEntityManagerFactoryBean LocalEntityManagerFactoryBean is responsible for creating a suitable use JPA for data access only to the environment EntityManager. Factory bean will use the

JPA annotations Description

Note the basic use of metadata annotations: Example: @ Entity (name = "T_TOPIC") ① public class Topic implements Serializable ... ( @ Id ② -1 @ GeneratedValue (strategy = GenerationType.TABLE) ② -2 @ Column (name = "TOPIC_ID") ② -3 pri

JPA with Hibernate implementation of a simple

1. Create project jpa 2. To create META-INF src and create a persistence.xml and write the following <? Xml version = "1.0" encoding = "UTF-8"?> <Persistence xmlns = "http://java.sun.com/xml/ns/persistence" xmln ...

Use a small problem JPA

When using JPA, objects and database tables have mapped the steps, I encountered a problem in the development process is MYSQL, a text field can not object in the String type and corresponds to, it does not work, the Internet is a These solutions are ...

spring2.5 integrated jpa

Jar package required: spring2.5: aspectjrt.jar aspectjweaver.jar cglib-nodep-2.1_3.jar common-annotations.jar commons-logging.jar log4j-1.2.15.jar spring.jar spring-webmvc-struts.jar hibernate3.3: antlr-2.7.6.jar commons-collections-3.1.jar dom4j-1.6.1.ja

JPA Hibernate as its implementation

1. Background: JPA itself is a set of interfaces and standards that we can use hibernate as the JPA's EntityManager engine modules 2.JPA use of environment: * 1. Java EE: Java EE environment can be configured in the JPA engine * 2. Java SE: the e ...

Spring + JPA integration

Reference: Spring Recipes 1. Concerning the contents: * Configure JPA EntityManagerFactory in the Spring * Note declarative transaction configuration * Use JPA persistent objects into the context of 2. To achieve these steps: 0). Depends Package: hib ...

The application entry in Jpa JavaSE

The application entry in Jpa JavaSE 1. JPa user interface provided Persistence, EntityMangerFactory, EntityManager 2. Configuration. 1. Add Jar Package To hibernate as Jpa of realization. Add hibernate in the jar package. Add hibernate-entitymanager the j

Hibernate 3.5 is missing jpa package problem

Exception in thread "main" java.lang.NoClassDefFoundError: javax / persistence / Cacheable at org.hibernate.cfg.AnnotationBinder.determineCacheSettings (AnnotationBinder.java: 946) at org.hibernate.cfg.AnnotationBinder.bindClass (AnnotationBinde

lack jpa using hibernate 3.5 annotation errors

Exception in thread "main" java.lang.NoClassDefFoundError: javax / persistence / Cacheable at org.hibernate.cfg.AnnotationBinder.determineCacheSettings (AnnotationBinder.java: 946) at org.hibernate.cfg.AnnotationBinder.bindClass (AnnotationBinde

JPA and unit test environment set up

(Project documents in the annex) 1. Create a Web project named: kubaSport 3. Create database use master go if exists (select * from sysdatabases where name = 'kubaSport') drop database kubaSport go create database kubaSport on primary ( name='kubaSport_da

Development of dependent jar files JPA

Hibernate Core Package (8 files) hibernate-distribution-3.3.1.GA ----------------------------------------- hibernate3.jar lib \ bytecode \ cglib \ hibernate-cglib-repack-2.1_3.jar lib \ required \ *. jar Hibernate Annotations package (3 files): hiber ...
Recent
Recent Entries
Tag Cloud
Random Entries