記錄自己工作中遇到問題

本文轉載自查看原文 2020-10-22 16:51 557

反序列化報錯(枚舉類中-1不能反序列化,1,0都沒問題)

  
  import com.fasterxml.jackson.annotation.JsonFormat;
 import lombok.Getter;
 
 /**
  * @steam :
  * @ClassName: WfcjShzt
  * @author: ZK
  * @data: 2020/9/1 14:33
  * @Description:
  */
 @JsonFormat(shape = JsonFormat.Shape.OBJECT)
 @Getter
 public enum WfcjSfsb implements PersistEnum2DB<Integer> {
     WS(0,"未審批"),TH(-1,"退回"),YS(1,"已審批");
     private Integer code;
     private String name;
     WfcjSfsb(Integer code , String name){
         this.code = code;
         this.name = name;
    }
 
     /**
      * 根據常量的序數返回對應的權限類型枚舉常量。
      * @param code 序數，code()的返回值。
      * @return
      */
     public static WfcjSfsb getByCode(Integer code){
         for(WfcjSfsb type: WfcjSfsb.values()){
             if(code.equals(type.getCode())){
                 return type;
            }
        }
         return  null;
    }
 
 
     @Override
     public Integer getData() {
         return code;
    }
 
 
     public static class Converter extends AbstractEnumConverter<WfcjSfsb, Integer> {
         public Converter() {
             super(WfcjSfsb.class);
        }
    }
 }

12:13:15 [http-nio-8280-exec-1] ERROR c.l.exception.BDExceptionHandler - JSON parse error: Cannot deserialize value of type com.lehand.enums.WfcjSfsb from String "-1": value not one of declared Enum instance names: [YS, TH, WS]; nested exception is com.fasterxml.jackson.databind.exc.InvalidFormatException: Cannot deserialize value of type com.lehand.enums.WfcjSfsb from String "-1": value not one of declared Enum instance names: [YS, TH, WS] at [Source: (PushbackInputStream); line: 1, column: 463] (through reference chain: com.lehand.models.fjcj.Wfcj["sfsb"]) org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize value of type com.lehand.enums.WfcjSfsb from String "-1": value not one of declared Enum instance names: [YS, TH, WS]; nested exception is com.fasterxml.jackson.databind.exc.InvalidFormatException: Cannot deserialize value of type com.lehand.enums.WfcjSfsb from String "-1": value not one of declared Enum instance names: [YS, TH, WS] at [Source: (PushbackInputStream); line: 1, column: 463] (through reference chain: com.lehand.models.fjcj.Wfcj["sfsb"]) at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.readJavaType(AbstractJackson2HttpMessageConverter.java:245) at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.read(AbstractJackson2HttpMessageConverter.java:227) at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodArgumentResolver.readWithMessageConverters(AbstractMessageConverterMethodArgumentResolver.java:204) at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.readWithMessageConverters(RequestResponseBodyMethodProcessor.java:157) at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.resolveArgument(RequestResponseBodyMethodProcessor.java:130) at org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:124) at org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:165) at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:102) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:800) at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1038) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:998) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:901) at javax.servlet.http.HttpServlet.service(HttpServlet.java:660) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:875) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61) at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108) at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137) at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125) at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66) at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449) at org.apache.shiro.web.servlet.AbstractShiroFilter
錯誤代碼

原因 ,json解析反序列化時,會把數字解析成字符,而枚舉類中的字符為 WS YS TH 所以找不到,關於標題上寫的 0 1 沒問題,是點擊沒問題,但頁面也會報錯的.
正確的代碼

免責聲明！

本站轉載的文章為個人學習借鑒使用，本站對版權不負任何法律責任。如果侵犯了您的隱私權益，請聯系本站郵箱yoyou2525@163.com刪除。

猜您在找 [前端] 記錄工作中遇到的各種問題（Bug，總結，記錄） iOS 工作遇到問題記錄前端工作中遇到的問題總結1 Spark工作中遇到的問題前端工作中遇到的問題總結 Docker問題日志--工作中遇到的問題及解決工作中遇到的問題及小知識點未經整理的工作中遇到的小問題工作中遇到的問題——mysql關於年齡，性別的統計關於工作中遇到的HTTPS 和 SSL