xuyangzhong commented on code in PR #25861: URL: https://github.com/apache/flink/pull/25861#discussion_r1912753558
########## flink-table/flink-table-runtime/src/main/java/org/apache/flink/table/runtime/operators/aggregate/asyncwindow/processors/AbstractAsyncStateSliceWindowAggProcessor.java: ########## @@ -0,0 +1,198 @@ +/* + * 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.flink.table.runtime.operators.aggregate.asyncwindow.processors; + +import org.apache.flink.api.common.state.v2.StateFuture; +import org.apache.flink.api.common.typeutils.TypeSerializer; +import org.apache.flink.api.common.typeutils.base.LongSerializer; +import org.apache.flink.core.state.StateFutureUtils; +import org.apache.flink.table.data.RowData; +import org.apache.flink.table.runtime.generated.GeneratedNamespaceAggsHandleFunction; +import org.apache.flink.table.runtime.operators.aggregate.asyncwindow.buffers.AsyncStateWindowBuffer; +import org.apache.flink.table.runtime.operators.window.MergeCallback; +import org.apache.flink.table.runtime.operators.window.asyncprocessing.tvf.common.AsyncStateWindowProcessor; +import org.apache.flink.table.runtime.operators.window.asyncprocessing.tvf.slicing.AsyncStateSlicingWindowProcessor; +import org.apache.flink.table.runtime.operators.window.tvf.common.WindowTimerService; +import org.apache.flink.table.runtime.operators.window.tvf.slicing.SliceAssigner; +import org.apache.flink.table.runtime.operators.window.tvf.slicing.SliceSharedAssigner; +import org.apache.flink.table.runtime.operators.window.tvf.slicing.SlicingWindowTimerServiceImpl; + +import java.time.ZoneId; +import java.util.ArrayList; +import java.util.List; + +import static org.apache.flink.table.runtime.util.AsyncStateUtils.REUSABLE_TRUE_STATE_FUTURE; +import static org.apache.flink.table.runtime.util.AsyncStateUtils.REUSABLE_VOID_STATE_FUTURE; +import static org.apache.flink.table.runtime.util.TimeWindowUtil.getNextTriggerWatermark; +import static org.apache.flink.table.runtime.util.TimeWindowUtil.isWindowFired; + +/** A base implementation of {@link AsyncStateSlicingWindowProcessor} for window aggregate. */ +public abstract class AbstractAsyncStateSliceWindowAggProcessor + extends AbstractAsyncStateWindowAggProcessor<Long> + implements AsyncStateSlicingWindowProcessor<Long> { + + protected final AsyncStateWindowBuffer.Factory windowBufferFactory; + protected final SliceAssigner sliceAssigner; + protected final long windowInterval; + + // ---------------------------------------------------------------------------------------- + + /** The next progress to trigger windows. */ + private transient long nextTriggerProgress; + + protected transient AsyncStateWindowBuffer windowBuffer; + + public AbstractAsyncStateSliceWindowAggProcessor( + GeneratedNamespaceAggsHandleFunction<Long> genAggsHandler, + AsyncStateWindowBuffer.Factory bufferFactory, + SliceAssigner sliceAssigner, + TypeSerializer<RowData> accSerializer, + int indexOfCountStar, + ZoneId shiftTimeZone) { + super( + genAggsHandler, + sliceAssigner, + accSerializer, + sliceAssigner.isEventTime(), + indexOfCountStar, + shiftTimeZone, + Long.MIN_VALUE); + this.windowBufferFactory = bufferFactory; + this.sliceAssigner = sliceAssigner; + this.windowInterval = sliceAssigner.getSliceEndInterval(); + } + + @Override + public void open(AsyncStateWindowProcessor.Context<Long> context) throws Exception { + super.open(context); + this.windowBuffer = + windowBufferFactory.create( + ctx.getOperatorOwner(), + ctx.getMemoryManager(), + ctx.getMemorySize(), + ctx.getRuntimeContext(), + windowTimerService, + ctx.getAsyncKeyContext(), + windowState, + isEventTime, + shiftTimeZone); + + this.nextTriggerProgress = Long.MIN_VALUE; + } + + @Override + protected WindowTimerService<Long> getWindowTimerService() { + return new SlicingWindowTimerServiceImpl(ctx.getTimerService(), shiftTimeZone); + } + + @Override + public StateFuture<Boolean> processElement(RowData key, RowData element) throws Exception { Review Comment: I create an WindowAggProcessorBase to abstract common methods. -- This is an automated message from the Apache Git Service. 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