// 核心配置類 package spittr.config;import org.springframework.web.servlet.support.AbstractAnnotationConfigDispatcherServletInitializer;public class SpittrWebAppInitializer extends AbstractAnnotationConfigDispatcherServletInitializer{@Overrideprotected Class<?>[] getRootConfigClasses() {// TODO Auto-generated method stubreturn new Class<?>[] {RootConfig.class};}@Overrideprotected Class<?>[] getServletConfigClasses() {// 指定配置類return new Class<?>[] {WebConfig.class};}/*** 將一個或多個路徑映射到DispatcherServlet上*/@Overrideprotected String[] getServletMappings() {// 將DispatcherServlet映射到“/”return new String[] {"/"};}} package spittr.config;import org.springframework.context.annotation.Bean; import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.Configuration; import org.springframework.web.servlet.ViewResolver; import org.springframework.web.servlet.config.annotation.DefaultServletHandlerConfigurer; import org.springframework.web.servlet.config.annotation.EnableWebMvc; import org.springframework.web.servlet.config.annotation.WebMvcConfigurer; import org.springframework.web.servlet.view.InternalResourceViewResolver;@Configuration @EnableWebMvc // 啟用Spring MVC @ComponentScan("spittr.web") // 啟用組件掃描 public class WebConfig implements WebMvcConfigurer {/*** 配置JSP視圖解析器* * @return*/@Beanpublic ViewResolver viewResolver() {InternalResourceViewResolver resolver = new InternalResourceViewResolver();resolver.setPrefix("/WEB-INF/views/");resolver.setSuffix(".jsp");resolver.setExposeContextBeansAsAttributes(true);return resolver;}@Overridepublic void configureDefaultServletHandling(DefaultServletHandlerConfigurer configurer) {configurer.enable();}} package spittr.config;import org.springframework.context.annotation.ComponentScan; import org.springframework.context.annotation.ComponentScan.Filter; import org.springframework.context.annotation.Configuration; import org.springframework.context.annotation.FilterType; import org.springframework.web.servlet.config.annotation.EnableWebMvc;@Configuration @ComponentScan(basePackages= {"spitter"},excludeFilters= {@Filter(type=FilterType.ANNOTATION, value=EnableWebMvc.class)}) public class RootConfig {} package spittr.web; import org.springframework.stereotype.Controller; import org.springframework.web.bind.annotation.RequestMapping;@Controller public class HomeController {static {System.out.println("=============HomeController============");}@RequestMapping("/home")public String home() {System.out.println("hellow");return "home";} }

轉(zhuǎn)載于:https://www.cnblogs.com/caoleiCoding/p/9270510.html

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