| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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 org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.source; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.hadoop.yarn.server.applicationhistoryservice.metrics.timeline.sink.ExternalMetricsSink; |
| |
| public class DefaultInternalMetricsSourceProvider implements InternalSourceProvider { |
| private static final Log LOG = LogFactory.getLog(DefaultInternalMetricsSourceProvider.class); |
| |
| // TODO: Implement read based sources for higher order data |
| @Override |
| public InternalMetricsSource getInternalMetricsSource(SOURCE_NAME sourceName, int sinkIntervalSeconds, ExternalMetricsSink sink) { |
| if (sink == null) { |
| LOG.warn("No external sink configured for source " + sourceName); |
| return null; |
| } |
| |
| switch (sourceName) { |
| case RAW_METRICS: |
| return new RawMetricsSource(sinkIntervalSeconds, sink); |
| default: |
| throw new UnsupportedOperationException("Unimplemented source type " + sourceName); |
| } |
| } |
| } |