WebMvcConfig.java

package pwc.taxtech.atms;

import com.fasterxml.jackson.databind.MapperFeature;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.util.StdDateFormat;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.support.ResourceBundleMessageSource;
import org.springframework.http.client.ClientHttpRequestFactory;
import org.springframework.http.client.SimpleClientHttpRequestFactory;
import org.springframework.http.converter.json.Jackson2ObjectMapperBuilder;
import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;

import java.util.TimeZone;

@Configuration
public class WebMvcConfig implements InitializingBean {
    private static Logger logger = LoggerFactory.getLogger(WebMvcConfig.class);

    @Override
    public void afterPropertiesSet() {
        logger.debug("WebMvcConfig init");

    }

    // @Bean
    // public FastJsonHttpMessageConverter fastJsonHttpMessageConverter() {
    // FastJsonHttpMessageConverter bean = new FastJsonHttpMessageConverter();
    // FastJsonConfig fastJsonConfig = new FastJsonConfig();
    // fastJsonConfig.setDateFormat(CommonConstants.DATE_FORMAT);
    // fastJsonConfig.setSerializerFeatures(SerializerFeature.WriteMapNullValue,
    // SerializerFeature.WriteDateUseDateFormat);
    // bean.setFastJsonConfig(fastJsonConfig);
    //
    // List<MediaType> supportedMediaTypes = new ArrayList<MediaType>();
    // supportedMediaTypes.add(MediaType.APPLICATION_JSON);
    // supportedMediaTypes.add(MediaType.APPLICATION_JSON_UTF8);
    // supportedMediaTypes.add(MediaType.TEXT_HTML);
    // supportedMediaTypes.add(MediaType.TEXT_PLAIN);
    // bean.setSupportedMediaTypes(supportedMediaTypes);
    // return bean;
    // }

    @Bean
    public MappingJackson2HttpMessageConverter mappingJackson2HttpMessageConverter() {
        MappingJackson2HttpMessageConverter bean = new MappingJackson2HttpMessageConverter(objectMapper());
        return bean;
    }

    @Bean
    public ObjectMapper objectMapper() {
        // SimpleDateFormat sdf = new SimpleDateFormat(CommonConstants.DATE_FORMAT);
        // sdf.setTimeZone(timeZone);
        // 使用SimpleDateFormat有线程安全问题
        // 改为StdDateFormat
        TimeZone timeZone = TimeZone.getTimeZone("Asia/Shanghai");
        StdDateFormat sdf = StdDateFormat.instance.withTimeZone(timeZone).withColonInTimeZone(true);
        Jackson2ObjectMapperBuilder builder = Jackson2ObjectMapperBuilder.json().dateFormat(sdf).timeZone(timeZone);
        builder.featuresToEnable(MapperFeature.ACCEPT_CASE_INSENSITIVE_PROPERTIES);
        return builder.build();
    }

    @Bean
    public ResourceBundleMessageSource messageSource() {
        ResourceBundleMessageSource messageSource = new ResourceBundleMessageSource();
        messageSource.setBasename("messages");
        return messageSource;
    }

    /**
     * To use Apache Commons FileUpload, configure a bean of type
     * CommonsMultipartResolver with the name multipartResolver. Of course you also
     * need to have commons-fileupload as a dependency on your classpath.
     */
    @Bean(name = "multipartResolver")
    public CommonsMultipartResolver multipartResolver() {
        return new CommonsMultipartResolver();
    }

    @Bean
    public RestTemplate restTemplate(ClientHttpRequestFactory factory) {
        return new RestTemplate(factory);
    }

    @Bean
    public ClientHttpRequestFactory simpleClientHttpRequestFactory() {
        SimpleClientHttpRequestFactory factory = new SimpleClientHttpRequestFactory();
        factory.setReadTimeout(5000);//单位为ms
        factory.setConnectTimeout(5000);//单位为ms
        return factory;
    }

}