在Spring中显示JSON多维数组

<dependency>
    <groupId>com.fasterxml.jackson.core</groupId>
    <artifactId>jackson-databind</artifactId>
    <version>2.12.5</version>
</dependency>

public class MyObject {
    private String[][] myArray;

    public MyObject(String[][] myArray) {
        this.myArray = myArray;
    }

    public String[][] getMyArray() {
        return myArray;
    }

    public void setMyArray(String[][] myArray) {
        this.myArray = myArray;
    }
}

@RestController
public class MyController {
    @RequestMapping("/array")
    public MyObject getArray() {
        String[][] myArray = {{"value1", "value2"}, {"value3", "value4"}};
        MyObject myObject = new MyObject(myArray);
        return myObject;
    }
}

<mvc:annotation-driven>
    <mvc:message-converters>
        <bean class="org.springframework.http.converter.json.MappingJackson2HttpMessageConverter">
            <property name="objectMapper">
                <bean class="com.fasterxml.jackson.databind.ObjectMapper">
                    <property name="serializationInclusion" value="NON_NULL" />
                </bean>
            </property>
        </bean>
    </mvc:message-converters>
</mvc:annotation-driven>