spring-boot-rest/libraries/src/main/java/com/baeldung/netty/ResponseData.java

package com.baeldung.netty;

public class ResponseData {
    private int intValue;

    int getIntValue() {
        return intValue;
    }

    void setIntValue(int intValue) {
        this.intValue = intValue;
    }

    @Override
    public String toString() {
        return "ResponseData{" +
                "intValue=" + intValue +
                '}';
    }
}