Deserialize ArrayList from String using Jackson

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借酒劲吻你
借酒劲吻你 2020-12-11 06:38

I am using Spring\'s MappingJacksonHttpMessageConverter to convert JSON message to object in my controller.



        
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  •  刺人心
    刺人心 (楼主)
    2020-12-11 07:08

    As far as I see the incoming JSON doesn't contain any array. The question is: is "images" supposed to be separated or it contains a single image? Let's assume they are comma separated:

    public class Product {
       private String name;
       private List images;
    
       @JsonProperty("images")
       public String getImagesAsString() {
          StringBuilder sb = new StringBuilder();
          for (String img : images) {
              if (sb.length() > 0) sb.append(',');
              sb.append(img);
          }
          return sb.toString();
       }
    
       public void setImagesAsString(String img) {
           this.images = Arrays.asList(img.split(","));
       }
    
       @JsonIgnore
       public List getImages() {
           return images;
       }
    }
    

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