spring bean configuration xml file

Scope describes how the spring container creates a new instance of the bean, implemented by @scope annotations: The spring container initially provided the scope type of two beans: Singleton and prototype, but after release 2.0, another three scope types were introduced: request, session, and global session. These three types can only be used in Web applications

In addition to writing a very simple loading of an XML, loading a number of cases has been useless, in the company will not be handled by themselves this problem, now need to use, research and verification.The case used is also the example above.Only, divide the original beans.xml into two parts.　　1. Structure　　2.beans.xml1 XML version= "1.0" encoding= "UTF-8"?>2 Beansxmlns= "Http://www.springframework.org/

attribute-Pass method parameters for factory methods using the Constructor-arg elementStatic Factory class:　1 package com.yl.factory; 2 3 import java.util.HashMap; 4 import java.util.Map; 5 6/** 7 * Static Factory method: A static method that calls a class directly can be associated with an instance of the returned Bean 8 * @a Uthor Yul 9 *10 */11 public class Staticcarfactory {$ private static mapInstance Factory class:1 package com.yl.fa

XML version = "1.0" encoding = "UTF-8" ?> Beans Xmlns = "Http://www.springframework.org/schema/beans" Xmlns: xsi = "Http://www.w3.org/2001/XMLSchema-instance" Xsi: schemalocation = "Http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.0.xsd" > Bean ID = "Database" Class = "Or

namespace, you need to import the context namespace:　　　　3 Configure the external file in the configuration file, and the bean instance of C3P0, with the following code:XML version= "1.0" encoding= "UTF-8"?>Beansxmlns= "Http://www.springframework.org/schema/beans"Xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance"Xm

) Applicationcontext.getbean ("UserService"); User User1 = (user) Applicationcontext.getbean ("User"); User User2 = (user) Applicationcontext.getbean ("user"); User1.setname ("xiaoming"); User1.setsex ("male"); User1.setage (22); User2.setname ("Little Red"), User2.setsex ("female"), User2.setage (), Service.add (user1); Service.add (User2);}}Results:when a specific annotation is used in a component class, the : The Base-package property specifies a base class package that needs to be

billing serviceRelated beans and it depends onBaseservices.xml,which providesService Bean Templates ...... One advantage of using the description tag is that it is easy to use tools to select and remove description from the tag. 　　10. For any change, to actively communicate with teammates When you refactor Java code, you need to update the configuration file and