| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.storm.opentsdb; |
| |
| import java.io.Serializable; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| /** |
| * This class represents a metric data point in OpenTSDB's format. |
| */ |
| public class OpenTsdbMetricDatapoint implements Serializable { |
| |
| // metric name |
| private final String metric; |
| |
| // map of tag value pairs |
| private final Map<String, String> tags; |
| |
| // timestamp either in milliseconds or seconds at which this metric is occurred. |
| private final long timestamp; |
| |
| // value of the metric |
| private final Number value; |
| |
| // required for jackson serialization |
| private OpenTsdbMetricDatapoint() { |
| this(null, null, 0L, null); |
| } |
| |
| public OpenTsdbMetricDatapoint(String metric, Map<String, String> tags, long timestamp, Number value) { |
| this.metric = metric; |
| this.tags = Collections.unmodifiableMap(tags); |
| this.timestamp = timestamp; |
| this.value = value; |
| |
| if (!(value instanceof Integer || value instanceof Long || value instanceof Float)) { |
| throw new RuntimeException("Received tuple contains unsupported value: " + value + " field. It must be Integer/Long/Float."); |
| } |
| |
| } |
| |
| /** |
| * @return metric name of this datapoint |
| */ |
| public String getMetric() { |
| return metric; |
| } |
| |
| /** |
| * @return Map of tag/value pairs of this metric |
| */ |
| public Map<String, String> getTags() { |
| return tags; |
| } |
| |
| /** |
| * @return timestamp either in milliseconds or seconds at which this metric is occurred. |
| */ |
| public long getTimestamp() { |
| return timestamp; |
| } |
| |
| /** |
| * @return value of this metric datapoint |
| */ |
| public Object getValue() { |
| return value; |
| } |
| |
| @Override |
| public String toString() { |
| return "OpenTsdbMetricDataPoint{" + |
| "metric='" + metric + '\'' + |
| ", tags=" + tags + |
| ", timestamp=" + timestamp + |
| ", value=" + value + |
| '}'; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) return true; |
| if (!(o instanceof OpenTsdbMetricDatapoint)) return false; |
| |
| OpenTsdbMetricDatapoint that = (OpenTsdbMetricDatapoint) o; |
| |
| if (timestamp != that.timestamp) return false; |
| if (value != that.value) return false; |
| if (!metric.equals(that.metric)) return false; |
| return tags.equals(that.tags); |
| |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = metric.hashCode(); |
| result = 31 * result + tags.hashCode(); |
| result = 31 * result + (int) (timestamp ^ (timestamp >>> 32)); |
| result = 31 * result + value.hashCode(); |
| return result; |
| } |
| } |