/* * Copyright 2017 StreamSets 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.streamsets.datacollector.metrics; import com.codahale.metrics.MetricRegistry; import com.codahale.metrics.jvm.BufferPoolMetricSet; import com.codahale.metrics.jvm.FileDescriptorRatioGauge; import com.codahale.metrics.jvm.GarbageCollectorMetricSet; import com.codahale.metrics.jvm.MemoryUsageGaugeSet; import com.codahale.metrics.jvm.ThreadStatesGaugeSet; import dagger.Module; import dagger.Provides; import javax.inject.Singleton; import java.lang.management.ManagementFactory; @Module(library = true) public class MetricsModule { @Provides @Singleton MetricRegistry provideMetrics() { MetricRegistry metrics = new MetricRegistry(); metrics.register("jvm.memory", new MemoryUsageGaugeSet()); metrics.register("jvm.garbage", new GarbageCollectorMetricSet()); metrics.register("jvm.threads", new ThreadStatesGaugeSet()); metrics.register("jvm.files", new FileDescriptorRatioGauge()); metrics.register("jvm.buffers", new BufferPoolMetricSet(ManagementFactory.getPlatformMBeanServer())); return metrics; } }