| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.control.nc.profiling; |
| |
| import java.nio.ByteBuffer; |
| |
| import edu.uci.ics.hyracks.api.comm.IFrameWriter; |
| import edu.uci.ics.hyracks.api.comm.IPartitionWriterFactory; |
| import edu.uci.ics.hyracks.api.context.IHyracksTaskContext; |
| import edu.uci.ics.hyracks.api.dataflow.IConnectorDescriptor; |
| import edu.uci.ics.hyracks.api.exceptions.HyracksDataException; |
| import edu.uci.ics.hyracks.api.partitions.PartitionId; |
| import edu.uci.ics.hyracks.control.common.job.profiling.counters.MultiResolutionEventProfiler; |
| import edu.uci.ics.hyracks.control.common.job.profiling.om.PartitionProfile; |
| import edu.uci.ics.hyracks.control.nc.Task; |
| |
| public class ProfilingPartitionWriterFactory implements IPartitionWriterFactory { |
| private static final int N_SAMPLES = 64; |
| |
| private final IHyracksTaskContext ctx; |
| |
| private final IConnectorDescriptor cd; |
| |
| private final int senderIndex; |
| |
| private final IPartitionWriterFactory delegate; |
| |
| public ProfilingPartitionWriterFactory(IHyracksTaskContext ctx, IConnectorDescriptor cd, int senderIndex, |
| IPartitionWriterFactory delegate) { |
| this.ctx = ctx; |
| this.cd = cd; |
| this.senderIndex = senderIndex; |
| this.delegate = delegate; |
| } |
| |
| @Override |
| public IFrameWriter createFrameWriter(final int receiverIndex) throws HyracksDataException { |
| final IFrameWriter writer = new ConnectorSenderProfilingFrameWriter(ctx, |
| delegate.createFrameWriter(receiverIndex), cd.getConnectorId(), senderIndex, receiverIndex); |
| return new IFrameWriter() { |
| private long openTime; |
| |
| private long closeTime; |
| |
| MultiResolutionEventProfiler mrep = new MultiResolutionEventProfiler(N_SAMPLES); |
| |
| @Override |
| public void open() throws HyracksDataException { |
| openTime = System.currentTimeMillis(); |
| writer.open(); |
| } |
| |
| @Override |
| public void nextFrame(ByteBuffer buffer) throws HyracksDataException { |
| mrep.reportEvent(); |
| writer.nextFrame(buffer); |
| } |
| |
| @Override |
| public void fail() throws HyracksDataException { |
| writer.fail(); |
| } |
| |
| @Override |
| public void close() throws HyracksDataException { |
| closeTime = System.currentTimeMillis(); |
| ((Task) ctx).setPartitionSendProfile(new PartitionProfile(new PartitionId(ctx.getJobletContext() |
| .getJobId(), cd.getConnectorId(), senderIndex, receiverIndex), openTime, closeTime, mrep)); |
| writer.close(); |
| } |
| }; |
| } |
| } |