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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package ai.vespa.metricsproxy.http.application;
import ai.vespa.metricsproxy.metric.dimensions.BlocklistDimensions;
import ai.vespa.metricsproxy.metric.dimensions.PublicDimensions;
import ai.vespa.metricsproxy.metric.model.DimensionId;
import ai.vespa.metricsproxy.metric.model.MetricsPacket;
import ai.vespa.metricsproxy.metric.model.processing.MetricsProcessor;
import java.util.Collection;
import java.util.LinkedHashSet;
import java.util.Set;
import java.util.stream.Collectors;
/**
* Ensures that blocklisted dimensions are removed from the metric set
*
* @author gjoranv
*/
public class PublicDimensionsProcessor implements MetricsProcessor {
private final Set<DimensionId> blocklistDimensions = getBlocklistDimensions();
@Override
public void process(MetricsPacket.Builder builder) {
Set<DimensionId> dimensionsToRetain = builder.getDimensionIds();
dimensionsToRetain.removeAll(blocklistDimensions);
builder.retainDimensions(dimensionsToRetain);
}
static Set<DimensionId> getBlocklistDimensions() {
return toDimensionIds(BlocklistDimensions.blocklistDimensions);
}
static Set<DimensionId> toDimensionIds(Collection<String> dimensionNames) {
return dimensionNames.stream()
.map(DimensionId::toDimensionId)
.collect(Collectors.toCollection(LinkedHashSet::new));
}
}
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