| /** |
| * 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.distributedlog; |
| |
| import java.util.concurrent.CompletableFuture; |
| import java.util.concurrent.TimeUnit; |
| import org.apache.distributedlog.common.concurrent.FutureEventListener; |
| import org.apache.distributedlog.common.concurrent.FutureUtils; |
| |
| class BKTransmitPacket { |
| |
| private final EntryBuffer recordSet; |
| private final long transmitTime; |
| private final CompletableFuture<Integer> transmitComplete; |
| |
| BKTransmitPacket(EntryBuffer recordSet) { |
| this.recordSet = recordSet; |
| this.transmitTime = System.nanoTime(); |
| this.transmitComplete = new CompletableFuture<Integer>(); |
| } |
| |
| EntryBuffer getRecordSet() { |
| return recordSet; |
| } |
| |
| CompletableFuture<Integer> getTransmitFuture() { |
| return transmitComplete; |
| } |
| |
| /** |
| * Complete the transmit with result code <code>transmitRc</code>. |
| * |
| * <p>It would notify all the waiters that are waiting via {@link #awaitTransmitComplete(long, TimeUnit)} |
| * or {@link #addTransmitCompleteListener(FutureEventListener)}. |
| * |
| * @param transmitResult |
| * transmit result code. |
| */ |
| public void notifyTransmitComplete(int transmitResult) { |
| transmitComplete.complete(transmitResult); |
| } |
| |
| /** |
| * Register a transmit complete listener. |
| * |
| * <p>The listener will be triggered with transmit result when transmit completes. |
| * The method should be non-blocking. |
| * |
| * @param transmitCompleteListener |
| * listener on transmit completion |
| * @see #awaitTransmitComplete(long, TimeUnit) |
| */ |
| void addTransmitCompleteListener(FutureEventListener<Integer> transmitCompleteListener) { |
| transmitComplete.whenComplete(transmitCompleteListener); |
| } |
| |
| /** |
| * Await for the transmit to be complete. |
| * |
| * @param timeout |
| * wait timeout |
| * @param unit |
| * wait timeout unit |
| */ |
| int awaitTransmitComplete(long timeout, TimeUnit unit) |
| throws Exception { |
| return FutureUtils.result(transmitComplete, timeout, unit); |
| } |
| |
| public long getTransmitTime() { |
| return transmitTime; |
| } |
| |
| } |