Java tutorial
/** * Copyright (C) 2016 Etaia AS (oss@hubrick.com) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.hubrick.vertx.kafka.producer.model; import io.vertx.core.json.JsonObject; /** * @author Emir Dizdarevic * @since 1.0.0 */ public abstract class AbstractKafkaMessage { public static final String PAYLOAD = "payload"; public static final String PART_KEY = "partKey"; private String partKey; protected AbstractKafkaMessage() { } protected AbstractKafkaMessage(String partKey) { this.partKey = partKey; } public String getPartKey() { return partKey; } public void setPartKey(String partKey) { this.partKey = partKey; } public JsonObject asJson() { final JsonObject jsonObject = new JsonObject(); if (partKey != null) { jsonObject.put(PART_KEY, partKey); } return jsonObject; } }