Application.java

package com.viontech;

import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
import org.springframework.cloud.openfeign.EnableFeignClients;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.annotation.EnableScheduling;
import org.springframework.web.cors.CorsConfiguration;
import org.springframework.web.cors.UrlBasedCorsConfigurationSource;
import org.springframework.web.filter.CorsFilter;
import org.springframework.web.socket.config.annotation.EnableWebSocket;


@SpringBootApplication(scanBasePackages = {"com.viontech.*"})
@Configuration
@EnableScheduling
@EnableFeignClients
@EnableWebSocket
public class Application extends SpringBootServletInitializer {
    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }

    /**
     *@Description: //解决返回类型转换错误
     *@param:[gson]
     *@return :org.springframework.http.converter.json.GsonHttpMessageConverter
     *@Date:2019/11/26
     *@Author:dugw
     */
    /*@Bean
    public GsonHttpMessageConverter gsonHttpMessageConverter(Gson gson) {
        GsonHttpMessageConverter converter = new GsonHttpMessageConverter();
        converter.setGson(gson);
        List<MediaType> supportedMediaTypes = converter.getSupportedMediaTypes();
        if (! supportedMediaTypes.contains(MediaType.TEXT_PLAIN)) {
            supportedMediaTypes = new ArrayList<>(supportedMediaTypes);
            supportedMediaTypes.add(MediaType.TEXT_PLAIN);
            converter.setSupportedMediaTypes(supportedMediaTypes);
        }
        return converter;
    }*/

    /*@Configuration
    public class CorsConfig {
        @Bean
        public CorsFilter corsFilter() {
            CorsConfiguration config = new CorsConfiguration();
            config.addAllowedOrigin("*");
            config.setAllowCredentials(true);
            config.addAllowedMethod("*");
            config.addAllowedHeader("*");
            config.setMaxAge(3600L);
            UrlBasedCorsConfigurationSource configSource = new UrlBasedCorsConfigurationSource();
            configSource.registerCorsConfiguration("/**", config);
            return new CorsFilter(configSource);
        }
    }*/
}