Boon - @JsonInclude


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@JsonInclude is used to include properties having null/empty or default values. By default Boon ignore such properties during serialization/de-serialization.

Example - @JsonInclude

Following example is for @JsonInclude −

import org.boon.json.JsonFactory;
import org.boon.json.ObjectMapper;
import org.boon.json.annotations.JsonInclude;

public class BoonTester {
   public static void main(String args[]) {
      ObjectMapper mapper = JsonFactory.createUseAnnotations( true );     
      Student student = new Student(1,null);  
      String jsonString = mapper.writeValueAsString(student);
      System.out.println(jsonString);    
   }
}
class Student {
   public int id; 
   @JsonInclude
   public String name;

   Student(int id, String name) {
      this.id = id;
      this.name = name;
   }
}

Output

When the script runs successfully, you will see the following output −

{"id":1,"name":null}
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