co.cask.cdap.api.metrics.MetricTimeSeries.java Source code

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Here is the source code for co.cask.cdap.api.metrics.MetricTimeSeries.java

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/*
 * Copyright 2015 Cask Data, Inc.
 *
 * 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 co.cask.cdap.api.metrics;

import co.cask.cdap.api.dataset.lib.cube.TimeValue;
import com.google.common.base.Joiner;
import com.google.common.base.Objects;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;

import java.util.List;
import java.util.Map;

/**
 * Represents a single time series defined by a metric name and set of tag values.
 */
public final class MetricTimeSeries {
    private final String metricName;
    private final Map<String, String> tagValues;
    private final List<TimeValue> timeValues;

    public MetricTimeSeries(String metricName, Map<String, String> tagValues, List<TimeValue> timeValues) {
        this.metricName = metricName;
        this.tagValues = ImmutableMap.copyOf(tagValues);
        this.timeValues = ImmutableList.copyOf(timeValues);
    }

    public String getMetricName() {
        return metricName;
    }

    public Map<String, String> getTagValues() {
        return tagValues;
    }

    public List<TimeValue> getTimeValues() {
        return timeValues;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }

        MetricTimeSeries that = (MetricTimeSeries) o;

        return Objects.equal(metricName, that.metricName) && Objects.equal(tagValues, that.tagValues)
                && Objects.equal(timeValues, that.timeValues);
    }

    @Override
    public int hashCode() {
        return Objects.hashCode(metricName, tagValues, timeValues);
    }

    @Override
    public String toString() {
        return Objects.toStringHelper(this).add("metricName", metricName)
                .add("tagValues", Joiner.on(",").withKeyValueSeparator(":").useForNull("null").join(tagValues))
                .add("timeValues", Joiner.on(",").join(timeValues)).toString();
    }
}