java spring hibernate example

How does hibernate work and why should I use it?Principle:1. Read and parse the configuration file2. Read and parse mapping information, create Sessionfactory3. Open Sesssion4. Create Transaction Transation5. Persistent operation6. Commit a transaction7. Close session8. Close SesstionfactoryWhy to use:1. The code for JDBC access to the database is encapsulated, which greatly simplifies the tedious repetitive code of the data access layer.2.

)); Auditmanager. log () occurs in the new TX context, if auditmanager. log () itself is successful (that is, there is no exception), it will be submitted. Create a sample Environment In order to establish the sample environment, I followed the steps of the reference spring live: 1. download and install the following components. During the operation, pay attention to the accurate version number. Otherwise, the version mismatch may occur. ·

perform configuration-based transaction processing. An Interceptor configuration removes all your troubles. 3. Dao Layer Use the hibernate API encapsulated by spring to make hibernate slim and establish a relationship with the upper layer through spring. 4. Finally, let's talk about the Po of hibernate.You can choose

SpringMVC + Spring + Hibernate, springmvchib.pdf Although Strusts2 + Spring + Hibernate is the mainstream WEB development framework, SpringMVC is widely used by more and more people! Here is a small example of SpringMVC + Spring +

Document directory How does hibernate work and why? How does hibernate delay loading? In hibernate, how does one implement the relationship between classes? (For example, one-to-many and many-to-many relationships) Let's talk about the cache mechanism of hibernate.

Why use the Hibernate framework? This is already mentioned in the hibernate introduction blog. Since the Hibernate framework is used to access and manage the persistent layer, why does spring be used to manage and integrate hibernate? First, let's take a look at the

1. Read and parse the configuration file2. Read and parse mapping information, create Sessionfactory3. Open Sesssion4. Create Transaction Transation5. Persistent operation6. Commit a transaction7. Close session8. Close SesstionfactoryWhy to use:1. The code for JDBC access to the database is encapsulated, which greatly simplifies the tedious repetitive code of the data access layer.2. Hibernate is a JDBC-based, mainstream persistence framework that is

Struts, Hibernate, and spring are common keys in our Java development, and they provide the most appropriate solution for different scenarios. But do you know how these well-known frameworks were originally created?We know that traditional Java Web applications are implemented using Jsp+servlet+javabean, which implemen

. At last, let's talk about the Po of hibernate.You can choose any method you like for modeling. the following tools provide sufficient support:A. From a Java object to an HBM file: XDocletB. From HBM file to Java object: hibernate ExtensionC. From database to HBM file: middlegenD. From HBM file to database: schemaexport For reference projects, can you look at t

JDBC and hibernate two different points:(1) The operation of the object is different: JDBC operation is the data, the data through the SQL statement directly to the database execution, hibernate operation is a persistent object, from the underlying persisted object data update to the database.(2) different data states: JDBC operation data is "instantaneous", the value of the variable can not be consistent w

This article belongs to reprint, from Baidu question Http://zhidao.baidu.com/question/213823575.html?qbl=relate_question_0word=beans%20publicSsh:Struts (presentation layer) +spring (business layer) +hibernate (persistence layer)Struts:Struts is a presentation-layer framework that mainly functions as interface display, receiving requests, and distributing requests.In the MVC framework, struts belongs to the

1. How does hibernate work and why?Principle:1. Read and parse the configuration file (hibernate. cfg. XML) configuration Config = new configuration (). Configure (); 2. Read and parse the ing information and create sessionfactory factory = config. buildsessionfactory (); 3. Open sesssion session = factory. opensession (); 4. Create transaction transation Tx = session. begintransation (); 5. Persistent oper