Spring MVC - WebMvcConfigurer Examples

import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.ViewResolverRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@EnableWebMvc
@Configuration
@ComponentScan
public class MyWebConfig implements WebMvcConfigurer {

    @Override
    public void configureViewResolvers(ViewResolverRegistry registry) {
        registry.jsp("/WEB-INF/views/", ".jsp");
    }


    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        //this will map uri to jsp view directly without a controller
        registry.addViewController("/hi")
                .setViewName("hello");
    }
}

import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.*;

@EnableWebMvc
@Configuration
@ComponentScan
public class MyWebConfig implements WebMvcConfigurer {

    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        //mapping '/' to index view name without a controller
        ViewControllerRegistration r = registry.addViewController("/");
        r.setViewName("index");
    }

    @Override
    public void configureViewResolvers(ViewResolverRegistry registry) {
        registry.jsp();//default prefix=/WEB-INF/", suffix=".jsp"
    }


    @Override
    public void addResourceHandlers(ResourceHandlerRegistry registry) {
        //specifying static resource location for themes related files(css etc)
        registry.addResourceHandler("/themes/**")
                .addResourceLocations("/app-themes/");
    }
}

import org.springframework.context.MessageSource;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.web.servlet.config.annotation.*;

@EnableWebMvc
@Configuration
@ComponentScan
public class MyWebConfig implements WebMvcConfigurer {

    @Bean
    public MessageSource messageSource() {
        //this is only needed for text messages and not needed for theme internationalization
        ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource();
        messageSource.setBasenames("texts/msg");
        return messageSource;
    }

    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        //mapping '/' to index view name without a controller
        ViewControllerRegistration r = registry.addViewController("/");
        r.setViewName("index");
    }

    @Override
    public void configureViewResolvers(ViewResolverRegistry registry) {
        registry.jsp();//default prefix=/WEB-INF/", suffix=".jsp"
    }
}