High concurrent second kill system--SPRINGMVC integration

[SPRINGMVC Operation Process]

[Handler annotation mapping tips]

[Detail handling of request method]

1. How do I handle binding of request parameters and method parameters?

2. How can I restrict how the method receives requests?

3. How do I forward and redirect requests?

4. How do I assign a value to a data model?

5. How do I return JSON data?

6. How do I get cookie data?

[SPRINGMVC's integrated configuration]

1. Configure the ingress Dispatcherservlet in Web. xml

<?XML version= "1.0" encoding= "UTF-8"?><Web-appxmlns= "Http://java.sun.com/xml/ns/javaee"Xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance"xsi:schemalocation= "Http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"version= "3.0"Metadata-complete= "true">    <!--Web-app created with Maven needs to modify the version of the servlet to 3.1 -    <!--SPRINGMVC Configuration -    <!--1: Configure Dispatcherservlet -    <servlet>        <Servlet-name>Seckill-dispatcher</Servlet-name>        <Servlet-class>Org.springframework.web.servlet.DispatcherServlet</Servlet-class>        <!--Configure SPRINGMVC Spring configuration file Mybatis, spring-SPRINGMVC -        <Init-param>            <Param-name>Contextconfiglocation</Param-name>            <Param-value>Classpath:spring/spring-*.xml</Param-value>        </Init-param>    </servlet>    <servlet-mapping>        <Servlet-name>Seckill-dispatcher</Servlet-name>        <!--all requests are matched by default -        <Url-pattern>/</Url-pattern>    </servlet-mapping></Web-app>

2.spring-web.xml Configuration

<?XML version= "1.0" encoding= "UTF-8"?><Beansxmlns= "Http://www.springframework.org/schema/beans"Xmlns:mvc= "Http://www.springframework.org/schema/mvc"Xmlns:xsi= "Http://www.w3.org/2001/XMLSchema-instance"Xmlns:context= "Http://www.springframework.org/schema/context"xsi:schemalocation= "Http://www.springframework.org/schema/beans Http://www.springframework.org/schema/beans/spring-beans.        XSD Http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc.xsd Http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context.xsd " >    <!--SPRINGMVC Configuration -    <!--1: Open springmvc annotation mode -    <!--Simplified configuration: (1) Autoenrollment Defaultannotationhandlermapping,annotationmethodhandleradapter (2) provides some column functions: Data binding, number and date forma T @NumberFormat, @DateTimeFormat, xml,jsonm default read/write support -    <Mvc:annotation-driven/>    <!--2: Static resource Default servlet configuration (1) joins the processing of static resources: Js,gif,png (2) allows for overall mapping using "/" -    <Mvc:default-servlet-handler/>    <!--3: Configure JSP display Viewresovler -    <Beanclass= "Org.springframework.web.servlet.view.InternalResourceViewResolver">        < Propertyname= "Viewclass"value= "Org.springframework.web.servlet.view.JstlView"/>        < Propertyname= "prefix"value= "/web-inf/jsp"/>        < Propertyname= "suffix"value= ". jsp"/>    </Bean>    <!--4: Scan Web-related beans -    <Context:component-scanBase-package= "Org.azcode.web"/></Beans>

High concurrent second kill system--SPRINGMVC integration