, throw MyException exception[Java] View plain copy@Controllerpublic class Hellocontroller {@RequestMapping("/json") public String json() throws MyException { throw new MyException("发生错误2"); } }Create a corresponding processing for a myexception exception[Java] View plain copy@ControllerAdvicepublic class Globalexceptionhandler {@ExceptionHandler(value = MyException.class) @ResponseBody public ErrorInfo}Launch app, Access: Http://localhost:8080/json, you can get the following return co
Spring Framework and MVC principlesDirectory
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Back to TopSpring Framework
Spring's current framework has a jar package that can be roughly divided into 6 main modules:
Core Container
AOP and Instrumentation
Messaging
Data access/integration
Web
Test
progress is not available, the download is OK. After the jar package is downloaded, the project structure is shown belowConfiguration fileXmlView CodeSpring.xmlView CodeMybatis-spring.xmlView CodeSpring-mvc.xmlView CodeMybatis-config.xml View CodeLog4j.propertiesView CodeMysqldb.propertiesView CodeThe project structure diagram is as followsJava files and JSP filesPersoncontroller.javaView CodePersonmapper.javaView CodePersonmapper.xmlView CodePerson.
After Spring is updated to 3.0, the MVC Framework adds a very good thing-REST. Its open architecture, seamless integration with Spring, and outstanding performance of the Spring framework make it a new system development framework. Based on the actual project experience and
mobile app Angularjsparam.marjorid last query passed past the parameter loop is selected in the option to restore the date plug-in Datetimepickerbootstrap Validate Verifying Data-bv-trigger="Blur" after the mouse moved to verify the style JSP page code extraction: For a period of continuous page code will be reused, the JS and CSS extracted separately to a separate JSP file on the original page throughwhen referencing spring
independently and the session is maintained to solve the horizontal scaling problem of the application module in load Balancing.Sticky is a cookie-based load balancing solution that enables the client to maintain session with the backend server through a cookie, guaranteeing that the same client access is the same back-end server under certain conditions. The request came, the server sent a cookie, and said: Next time to bring, come directly to me! In the project, we used the Session_sticky mod
Summary:Put the spring jar package into the Lib directory, the Jar can be based on the function you want to choose, if lazy or do not want to use the function later put together, pay attention to not put the document jar and source jarSuddenly think of spring's requirements for the environment, also forget to say that my JDK version is 1.6, the database will use MySQL, Application server is Tomcat7.0First go to sp
perspective of the entire application (slightly macroscopic) to divide, the entire program is divided into three layers, if the MVC pattern is combined with a diagram:By using a layered architecture, we can refine the model layer to two layers: the business logic layer, the data access layer. The advantage of this is that the reusability of the code can be improved greatly, so that the system
responsible for the data exchange and storage at the upper level.Here is the schema diagram for the vertical schema:650) this.width=650; "Src=" https://user-gold-cdn.xitu.io/2017/11/3/97f033fb73452b16988d471e3b784d8a?imageView2/0 /W/1280/H/960/IGNORE-ERROR/1 "style=" border-style:none;margin:0px; "/>At this stage ssh (struts+spring+hibernate) is the key technology of the project, struts is responsible for
1. Please refer to one of the requirements of a well-known IT company's recruitment information: "familiar with the Android system architecture and related technologies, more than one year of practical Android platform development experience ;", it is clearly stated that the Android system architecture should be proficient. This illustrates the importance of understanding the Android system
I believe that the MVC three-tier architecture has been familiar with the gray, in this is not detailed, the individual feel SSI frame structure or more typical MVC three-tier architecture, or relatively easy to start. About the introduction of this piece I would like to particularly thank the next Frankhui children's
diagram, Spring MVC's implementation of Web applications is dependent on the underlying features (IOC, etc.) provided with spring. The difference between the two webapplicationcontext in the figure is left below. iii. Spring MVC Portal Configuration file Web. XML
What are t
1. Introduction to Spring MVC Spring mvc spring A subproject in the framework for web Application development provides mvc Mode support. The function of spring mvcstruts2 frame, whic
overview diagram provided in the spring document to see if the jars are all corresponding to their modules. The first module, data storage/integration, it also includes jdbc,orm (object-relational mapping), OXM (Object/xml mapping), JMS (javamessaging service), Transactions (business) The second module, the Web (mvc/remoting), which also contains the Web layer,
Spring MVC learning summary and springmvc learning Summary(1) Spring MVC is an MVC framework. I personally think that Spring MVC annotation-based development is more convenient than Str
code in the wwo-servlet.xml file is as follows:
The above is my commonly used rendering view configuration method, but next we will talk about rendering through Apache Tiles layout manager!
Apache Tiles: for general web applications, the InternalResourceViewResolver view is basically enough. However, for some complex web applications, you should use the Apache Tiles layout manager. The advantage is that it can share some common elements (or pages) by pages, in this way, elements can be reused
Introduction
Over the past few years, rest has become an important concept that affects the design of web frameworks, Web protocols, and Web applications.
It is not surprising that more and more companies now want to expose web APIs in ways that are simple and fit the Web architecture itself, so rest becomes more and more important. The rich browsers that use Ajax to communicate are also moving towards this goal. This architectural principle increas
We used struts2 when using the traditional configuration file in a way that did not use the legendary 0 configuration. SPRING3 MVC can be thought of as having 100% 0 configured (in addition to configuring spring Mvc-servlet.xml).The difference between Spring MVC and STRUTS2:
for each service instance to view. Turbine can help us aggregate the monitoring information of all service instances into one place and view them uniformly. So you do not need to open a page by view.
Here is the group architecture diagram for the service architecture implemented using the sub-framework described above:In, there are several places to be expl
the template engine mainly in the following ways:ThymeleafFreemarkerVelocityGroovyMustacheSpring boot recommends using these template engines to avoid using JSPs, and if you must use JSP, you will not be able to implement many of the features of spring boot, as described later: support for JSP configurationWhen you use any of the above template engines, their default template configuration path is: Src/main/resources/templates. Of course, you can mod
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