com.netflix.spectator.api.CompositeCounter Maven / Gradle / Ivy
/**
* Copyright 2015 Netflix, 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.netflix.spectator.api;
import java.util.Collection;
import java.util.Iterator;
/** Counter implementation for the composite registry. */
final class CompositeCounter extends CompositeMeter implements Counter {
/** Create a new instance. */
CompositeCounter(Id id, Collection registries) {
super(id, registries);
}
@Override public void increment() {
for (Registry r : registries) {
r.counter(id).increment();
}
}
@Override public void increment(long amount) {
for (Registry r : registries) {
r.counter(id).increment(amount);
}
}
@Override public long count() {
Iterator it = registries.iterator();
return it.hasNext() ? it.next().counter(id).count() : 0L;
}
}