Java tutorial
/* * Copyright 2014-2019 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.aws; import com.amazonaws.metrics.MetricCollector; import com.amazonaws.metrics.RequestMetricCollector; import com.amazonaws.metrics.ServiceMetricCollector; import com.netflix.spectator.api.Registry; import com.netflix.spectator.impl.Preconditions; /** * A MetricCollector that captures SDK metrics. */ public class SpectatorMetricCollector extends MetricCollector { private final RequestMetricCollector requestMetricCollector; private final ServiceMetricCollector serviceMetricCollector; /** * Constructs a new instance. */ public SpectatorMetricCollector(Registry registry) { super(); Preconditions.checkNotNull(registry, "registry"); this.requestMetricCollector = new SpectatorRequestMetricCollector(registry); this.serviceMetricCollector = new SpectatorServiceMetricCollector(registry); } @Override public boolean start() { return true; } @Override public boolean stop() { return true; } @Override public boolean isEnabled() { return Boolean.valueOf(System.getProperty("spectator.ext.aws.enabled", "true")); } @Override public RequestMetricCollector getRequestMetricCollector() { return requestMetricCollector; } @Override public ServiceMetricCollector getServiceMetricCollector() { return serviceMetricCollector; } }