springboot jackjson 反序列化去掉String 首尾空格

@Configuration

public class LocalDateTimeSerializerDeserializerConfig {

@Bean

public ObjectMapper serializingObjectMapper() {

  ObjectMapper objectMapper = new ObjectMapper();

  SimpleModule module = new SimpleModule();

  // 处理string的前后空格

  module.addDeserializer(String.class,new StringTrimDeserializer());

  objectMapper.registerModule(module);

   return objectMapper;

}

public class StringTrimDeserializer extends JsonDeserializer<String> {

  @Override

  public String deserialize(JsonParser parser, DeserializationContext context) throws IOException {

   return StringUtils.trim(parser.getValueAsString());

   }

  }

}