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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.container.metrics;
import java.util.HashMap;
import java.util.Map;
import java.util.Objects;
import java.util.stream.Collectors;
/**
* @author freva
*/
public class DimensionMetrics {
private final String application;
private final Dimensions dimensions;
private final Map<String, Number> metrics;
DimensionMetrics(String application, Dimensions dimensions, Map<String, Number> metrics) {
this.application = Objects.requireNonNull(application);
this.dimensions = Objects.requireNonNull(dimensions);
this.metrics = metrics.entrySet().stream()
.filter(DimensionMetrics::metricIsFinite)
.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
}
public String getApplication() {
return application;
}
public Dimensions getDimensions() {
return dimensions;
}
public Map<String, Number> getMetrics() {
return metrics;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
DimensionMetrics that = (DimensionMetrics) o;
return application.equals(that.application) &&
dimensions.equals(that.dimensions) &&
metrics.equals(that.metrics);
}
@Override
public int hashCode() {
return Objects.hash(application, dimensions, metrics);
}
private static boolean metricIsFinite(Map.Entry<String, Number> metric) {
return ! (metric.getValue() instanceof Double) || Double.isFinite((double) metric.getValue());
}
public static class Builder {
private final String application;
private final Dimensions dimensions;
private final Map<String, Number> metrics = new HashMap<>();
public Builder(String application, Dimensions dimensions) {
this.application = application;
this.dimensions = dimensions;
}
public Builder withMetric(String metricName, Number metricValue) {
metrics.put(metricName, metricValue);
return this;
}
public DimensionMetrics build() {
return new DimensionMetrics(application, dimensions, metrics);
}
}
}
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