/**
* mvc配置類
* @author: nss
* @date: 2018/10/17 20:17
*/
@Configuration
public class MvcConfig extends WebMvcConfigurerAdapter {
private final ObjectMapper mapper;
@Autowired
public MvcConfig(ObjectMapper mapper) {
this.mapper = mapper;
}
@Override
public void configureMessageConverters(List<HttpMessageConverter<?>> converters) {
MappingJackson2HttpMessageConverter jackson2HttpMessageConverter = new MappingJackson2HttpMessageConverter();
mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
//允許出現特殊字符和轉義符
mapper.configure(JsonParser.Feature.ALLOW_UNQUOTED_CONTROL_CHARS, true);
mapper.setDateFormat(new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"));
//允許出現單引號
mapper.configure(JsonParser.Feature.ALLOW_SINGLE_QUOTES, true);
//是否格式化輸出
mapper.configure(SerializationFeature.INDENT_OUTPUT,true);
//允許對象忽略json中不存在的屬性,忽略無法轉換的對象 “No serializer found for class com.xxx.xxx”
mapper.configure(SerializationFeature.FAIL_ON_EMPTY_BEANS,true);
//列換成json時,將所有的long變成string
SimpleModule simpleModule = new SimpleModule();
simpleModule.addSerializer(Long.class, ToStringSerializer.instance);
simpleModule.addSerializer(Long.TYPE, ToStringSerializer.instance);
mapper.registerModule(simpleModule);
//爲空和null的不序列化
//Todo 別刪
//mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL);
jackson2HttpMessageConverter.setObjectMapper(mapper);
converters.add(jackson2HttpMessageConverter);
super.configureMessageConverters(converters);
}
}
SpringBoot-MvcConfig.java
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