package com.estate.expert.admin.config;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.http.converter.HttpMessageConverter;
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import org.springframework.http.converter.ResourceHttpMessageConverter;
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import org.springframework.http.converter.json.MappingJackson2HttpMessageConverter;
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import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
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import javax.annotation.Resource;
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import java.util.List;
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/**
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* 很奇怪，需要自定义一个WebMvcConfig，才能让Jackson2HttpMessageConverter生效
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* https://www.cnblogs.com/joeblackzqq/p/17716810.html
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*/
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@Configuration
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public class WebMvcConfig implements WebMvcConfigurer {
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@Resource
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private ObjectMapper objectMapper;
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@Override
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public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
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converters.removeIf(o -> o instanceof MappingJackson2HttpMessageConverter);
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converters.add(new MappingJackson2HttpMessageConverter(objectMapper));
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converters.add(new ResourceHttpMessageConverter());
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}
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}
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