Look at the picture:
controller layer
@RequestMapping("/testJson")
public void testJson(@RequestBody Product product, String gender, @RequestBody ProductOrder order){
System.out.println(order);
System.out.println(gender);
System.out.println(product);
}
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Console Printing
at [Source: (PushbackInputStream); line: 2, column: 1]]
2021-01-21 09:34:35.777 WARN 15168 --- [nio-8081-exec-2] .w.s.m.s.DefaultHandlerExceptionResolver : Resolved [org.springframework.http.converter.HttpMessageNotReadableException: JSON parse error: Cannot deserialize instance of `com.techman.tmy.entity.Product` out of START_ARRAY token; nested exception is com.fasterxml.jackson.databind.exc.MismatchedInputException: Cannot deserialize instance of `com.techman.tmy.entity.Product` out of START_ARRAY token
at [Source: (PushbackInputStream); line: 2, column: 1]]
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Entity class Product
package com.techman.tmy.entity;
import com.fasterxml.jackson.annotation.JsonFormat;
import lombok.Data;
import java.util.Date;
@Data
public class Product {
private int id;
private String category;
private String name;
private String productNo;
private String description;
@JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8" )
private Date createTime;
}
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Entity class ProductOrder
package com.techman.tmy.entity;
import com.fasterxml.jackson.annotation.JsonFormat;
import lombok.Data;
import java.util.Date;
@Data
public class ProductOrder {
private int id;
private int productId;
private int editionId;
private String orderNo;
private String status;
private String description;
@JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8" )
private Date createTime;
@JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss", timezone = "GMT+8" )
private Date modifyTime;}`
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