MvcConfiguration.java

package com.sishuok.spring4;

import org.hibernate.validator.HibernateValidator;
import org.springframework.beans.factory.annotation.Autowired;
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.annotation.PropertySource;
import org.springframework.context.support.ReloadableResourceBundleMessageSource;
import org.springframework.core.env.Environment;
import org.springframework.validation.Validator;
import org.springframework.validation.beanvalidation.LocalValidatorFactoryBean;
import org.springframework.web.servlet.LocaleResolver;
import org.springframework.web.servlet.ViewResolver;
import org.springframework.web.servlet.config.annotation.EnableWebMvc;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurationSupport;
import org.springframework.web.servlet.i18n.CookieLocaleResolver;
import org.springframework.web.servlet.i18n.LocaleChangeInterceptor;
import org.springframework.web.servlet.view.InternalResourceViewResolver;

import java.util.Locale;

/**
 * <p>User: Zhang Kaitao
 * <p>Date: 13-12-17
 * <p>Version: 1.0
 */
@Configuration
@EnableWebMvc
@PropertySource("classpath:resources.properties")
@ComponentScan(basePackages = "com.sishuok.spring4")
public class MvcConfiguration extends WebMvcConfigurationSupport {

    @Autowired
    private Environment env;

    @Override
    protected Validator getValidator() {
        LocalValidatorFactoryBean localValidatorFactoryBean =
                new LocalValidatorFactoryBean();
        localValidatorFactoryBean.setProviderClass(HibernateValidator.class);
        localValidatorFactoryBean.setValidationMessageSource(messageSource());
        return localValidatorFactoryBean;
    }

    @Override
    protected void addInterceptors(InterceptorRegistry registry) {
        LocaleChangeInterceptor localeChangeInterceptor = new LocaleChangeInterceptor();
        localeChangeInterceptor.setParamName("language");
        registry.addInterceptor(localeChangeInterceptor);
    }

    @Bean
    public MessageSource messageSource() {
        ReloadableResourceBundleMessageSource messageSource = new ReloadableResourceBundleMessageSource();
        messageSource.setBasenames("classpath:messsages", "classpath:org/hibernate/validator/ValidationMessages");
        messageSource.setUseCodeAsDefaultMessage(false);
        messageSource.setDefaultEncoding(env.getProperty("encoding"));
        messageSource.setCacheSeconds(60);
        return messageSource;
    }

    @Bean
    public LocaleResolver localeResolver() {
        CookieLocaleResolver cookieLocaleResolver = new CookieLocaleResolver();
        cookieLocaleResolver.setCookieName("language");
        cookieLocaleResolver.setCookieMaxAge(-1);
        cookieLocaleResolver.setDefaultLocale(Locale.SIMPLIFIED_CHINESE);
        return cookieLocaleResolver;
    }

    @Bean
    public ViewResolver viewResolver() {
        InternalResourceViewResolver viewResolver = new InternalResourceViewResolver();
        viewResolver.setPrefix("/WEB-INF/jsp/");
        viewResolver.setSuffix(".jsp");
        return viewResolver;
    }


}