zipkin2.storage.cassandra.internal.call.AccumulateTraceIdTsUuid Maven / Gradle / Ivy
/*
* Copyright The OpenZipkin Authors
* SPDX-License-Identifier: Apache-2.0
*/
package zipkin2.storage.cassandra.internal.call;
import com.datastax.oss.driver.api.core.cql.Row;
import com.datastax.oss.driver.api.core.uuid.Uuids;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.function.BiConsumer;
import java.util.function.Supplier;
public final class AccumulateTraceIdTsUuid
extends AccumulateAllResults> {
static final AccumulateAllResults> INSTANCE = new AccumulateTraceIdTsUuid();
public static AccumulateAllResults> get() {
return INSTANCE;
}
@Override protected Supplier> supplier() {
return LinkedHashMap::new; // because results are not distinct
}
@Override protected BiConsumer> accumulator() {
return (row, result) ->
result.put(row.getString(0), Uuids.unixTimestamp(row.getUuid(1)));
}
@Override public String toString() {
return "AccumulateTraceIdTsUuid{}";
}
}