/*
* Copyright DataStax, 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 com.datastax.oss.driver.internal.core.metrics;
import java.util.concurrent.TimeUnit;
Note about profiles names: they are included to keep the possibility to break up metrics per profile in the future, but right now the default updater implementations ignore them. The driver internals provide a profile name when it makes sense and is practical; in other cases, it passes null
. /**
* Note about profiles names: they are included to keep the possibility to break up metrics per
* profile in the future, but right now the default updater implementations ignore them. The driver
* internals provide a profile name when it makes sense and is practical; in other cases, it passes
* {@code null}.
*/
public interface MetricUpdater<MetricT> {
void incrementCounter(MetricT metric, String profileName, long amount);
default void incrementCounter(MetricT metric, String profileName) {
incrementCounter(metric, profileName, 1);
}
void updateHistogram(MetricT metric, String profileName, long value);
void markMeter(MetricT metric, String profileName, long amount);
default void markMeter(MetricT metric, String profileName) {
markMeter(metric, profileName, 1);
}
void updateTimer(MetricT metric, String profileName, long duration, TimeUnit unit);
boolean isEnabled(MetricT metric, String profileName);
}