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The java SDK for clickzetta's Lakehouse

There is a newer version: 2.0.0

package com.clickzetta.platform.metrics;

import java.io.IOException;
import java.util.LinkedHashMap;
import java.util.concurrent.TimeUnit;

public class MetricsSerializer {
  public static final MetricsSerializer INSTANCE = new MetricsSerializer();

  public String serialize(MetricBase metricBase) throws IOException {
    MetricsInfo metricsInfo = new MetricsInfo(metricBase);
    return MetricsInfo.toJsonString(metricsInfo);
  }

  public  T deserialize(String jsonString) throws IOException {
    MetricsInfo metricsInfo = MetricsInfo.fromJsonString(jsonString);
    return metricsInfo.toMetricBase();
  }

  public static void main(String[] args) throws IOException {
    SessionMetrics metrics = new SessionMetrics(new LinkedHashMap() {{
      put("namespace", "test"); put("server", "test"); }});
    metrics.getPushDataQPS().mark(1);
    metrics.getPushDataFailedQPS().mark(2);
    metrics.getPushDataRecordCount().mark(3);
    metrics.getPushDataE2ELatency().update(4, TimeUnit.MILLISECONDS);
    metrics.getPushDataThroughput().mark(5);

    // ser & des
    String string = INSTANCE.serialize(metrics);
    SessionMetrics sm = INSTANCE.deserialize(string);
    System.out.println(sm.getPushDataQPS().getCount());
    System.out.println(sm.getPushDataFailedQPS().getCount());
    System.out.println(sm.getPushDataRecordCount().getCount());
    System.out.println(sm.getPushDataE2ELatency().getCount());
    System.out.println(sm.getPushDataThroughput().getCount());
  }
}