From String to JsonObject and Back with Jakarta JSON Processing (JSON-P) 📎
jakarta.json.JsonObject
, add the following
dependency to your pom (or e.g. Joy):
<dependency>
<groupId>org.glassfish</groupId>
<artifactId>jakarta.json</artifactId>
<version>2.0.1</version>
</dependency>
Now a JsonObject
can be read from a String
:
import java.io.StringReader;
import java.io.StringWriter;
import jakarta.json.Json;
var message = """
{"hello":"world"}
""";
var jsonReader = Json.createReader(new StringReader(message));
var messageAsJson = jsonReader.readObject();
assertEquals("world", messageAsJson.getString("hello"));
...and written back to its String
representation:
var stringWriter = new StringWriter();
var jsonWriter = Json.createWriter(stringWriter);
jsonWriter.writeObject(messageAsJson);
var readMessage = stringWriter.toString();
assertEquals(message.trim(), readMessage);
Also checkout: Jakarta JSON Processing with Japanese Joy