| /* |
| * 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 |
| * |
| * 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 org.apache.iotdb.db.queryengine.execution.exchange; |
| |
| import org.apache.iotdb.db.queryengine.execution.exchange.sink.ISink; |
| import org.apache.iotdb.db.queryengine.execution.fragment.FragmentInstanceContext; |
| import org.apache.iotdb.mpp.rpc.thrift.TFragmentInstanceId; |
| |
| import com.google.common.util.concurrent.ListenableFuture; |
| import org.apache.tsfile.read.common.block.TsBlock; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import static com.google.common.util.concurrent.Futures.immediateVoidFuture; |
| |
| public class StubSink implements ISink { |
| |
| private final ListenableFuture<Void> NOT_BLOCKED = immediateVoidFuture(); |
| |
| private final List<TsBlock> tsBlocks = new ArrayList<>(); |
| |
| private final FragmentInstanceContext instanceContext; |
| |
| private boolean closed = false; |
| |
| public StubSink(FragmentInstanceContext instanceContext) { |
| this.instanceContext = instanceContext; |
| } |
| |
| @Override |
| public TFragmentInstanceId getLocalFragmentInstanceId() { |
| return null; |
| } |
| |
| @Override |
| public long getBufferRetainedSizeInBytes() { |
| return 0; |
| } |
| |
| @Override |
| public ListenableFuture<?> isFull() { |
| return NOT_BLOCKED; |
| } |
| |
| @Override |
| public void send(TsBlock tsBlock) { |
| this.tsBlocks.add(tsBlock); |
| } |
| |
| @Override |
| public void setNoMoreTsBlocks() { |
| if (closed) { |
| return; |
| } |
| closed = true; |
| instanceContext.transitionToFlushing(); |
| } |
| |
| @Override |
| public boolean isClosed() { |
| return closed; |
| } |
| |
| @Override |
| public boolean isAborted() { |
| return closed; |
| } |
| |
| @Override |
| public boolean isFinished() { |
| return false; |
| } |
| |
| @Override |
| public void abort() { |
| closed = true; |
| tsBlocks.clear(); |
| } |
| |
| @Override |
| public void close() { |
| closed = true; |
| tsBlocks.clear(); |
| } |
| |
| @Override |
| public void setMaxBytesCanReserve(long maxBytesCanReserve) {} |
| |
| public List<TsBlock> getTsBlocks() { |
| return tsBlocks; |
| } |
| } |