jackson variable to json

Hilarious Herring answered on January 9, 2025 Popularity 3/10 Helpfulness 1/10

answer jackson variable to json

jackson variable to json

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import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ObjectNode;

public class SingleVariableToJson {
    public static void main(String[] args) throws Exception {
        // Your single variable
        String message = "Hello, World!";
        
        // Create an ObjectMapper
        ObjectMapper mapper = new ObjectMapper();
        
        // Since we don't have a POJO, we'll manually create a JsonNode
        ObjectNode jsonObject = mapper.createObjectNode();
        jsonObject.put("message", message); // Adding the variable to the JSON object
        
        // Convert the JsonNode to a pretty-printed JSON string
        String json = mapper.writerWithDefaultPrettyPrinter().writeValueAsString(jsonObject);
        
        System.out.println(json);
    }
}

Popularity 3/10 Helpfulness 1/10 Language java

Source: Grepper

Tags: jackson java to-json

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Contributed on Jan 10 2025

Hilarious Herring

0 Answers Avg Quality 2/10

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jackson variable to json

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