public class JavaKafkaProducer {
    public static final char[] chars = "qazwsxedcrfvtgbyhnujmikolp0123456789".toCharArray();
    public static final int charsLength = chars.length;
    public static final Random random = new Random(System.currentTimeMillis());
    private Producer<String, String> producer = null;
    private String topicName = null;
    private String brokerList = null;
    private boolean isSync = true; // 默认为同步
    private String partitionerClass = null;// 数据分区器class类


    public JavaKafkaProducer(String topicName, String brokerList) {
        this(topicName, brokerList, true,null);
    }


    public JavaKafkaProducer(String topicName, String brokerList, String partitionerClass){
        this(topicName , brokerList, true, partitionerClass);
    }