| /* |
| * 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.rpc.subscription.payload.request; |
| |
| import org.apache.iotdb.service.rpc.thrift.TPipeSubscribeReq; |
| |
| import org.apache.tsfile.utils.PublicBAOS; |
| import org.apache.tsfile.utils.ReadWriteIOUtils; |
| |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.util.HashSet; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| public class PipeSubscribePollReq extends TPipeSubscribeReq { |
| |
| private transient Set<String> topicNames = new HashSet<>(); |
| |
| private transient long timeoutMs; |
| |
| public Set<String> getTopicNames() { |
| return topicNames; |
| } |
| |
| public long getTimeoutMs() { |
| return timeoutMs; |
| } |
| |
| /////////////////////////////// Thrift /////////////////////////////// |
| |
| /** |
| * Serialize the incoming parameters into `PipeSubscribePollReq`, called by the subscription |
| * client. |
| */ |
| public static PipeSubscribePollReq toTPipeSubscribeReq(Set<String> topicNames, long timeoutMs) |
| throws IOException { |
| final PipeSubscribePollReq req = new PipeSubscribePollReq(); |
| |
| req.topicNames = topicNames; |
| req.timeoutMs = timeoutMs; |
| |
| req.version = PipeSubscribeRequestVersion.VERSION_1.getVersion(); |
| req.type = PipeSubscribeRequestType.POLL.getType(); |
| try (final PublicBAOS byteArrayOutputStream = new PublicBAOS(); |
| final DataOutputStream outputStream = new DataOutputStream(byteArrayOutputStream)) { |
| ReadWriteIOUtils.writeObjectSet(topicNames, outputStream); |
| ReadWriteIOUtils.write(timeoutMs, outputStream); |
| req.body = ByteBuffer.wrap(byteArrayOutputStream.getBuf(), 0, byteArrayOutputStream.size()); |
| } |
| |
| return req; |
| } |
| |
| /** Deserialize `TPipeSubscribeReq` to obtain parameters, called by the subscription server. */ |
| public static PipeSubscribePollReq fromTPipeSubscribeReq(TPipeSubscribeReq pollReq) { |
| final PipeSubscribePollReq req = new PipeSubscribePollReq(); |
| |
| if (Objects.nonNull(pollReq.body) && pollReq.body.hasRemaining()) { |
| req.topicNames = ReadWriteIOUtils.readObjectSet(pollReq.body); |
| req.timeoutMs = ReadWriteIOUtils.readLong(pollReq.body); |
| } |
| |
| req.version = pollReq.version; |
| req.type = pollReq.type; |
| req.body = pollReq.body; |
| |
| return req; |
| } |
| |
| /////////////////////////////// Object /////////////////////////////// |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj == null || getClass() != obj.getClass()) { |
| return false; |
| } |
| PipeSubscribePollReq that = (PipeSubscribePollReq) obj; |
| return Objects.equals(this.topicNames, that.topicNames) |
| && this.timeoutMs == that.timeoutMs |
| && this.version == that.version |
| && this.type == that.type |
| && Objects.equals(this.body, that.body); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(topicNames, timeoutMs, version, type, body); |
| } |
| } |