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* refactor: adjusts conformance protocol layer objects * feat: repair problems * refactor: reafctor consistency model
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97
consistency/src/main/java/com/alibaba/nacos/consistency/ProtoMessageUtil.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,97 @@ | ||
| /* | ||
| * Copyright 1999-2018 Alibaba Group Holding Ltd. | ||
| * | ||
| * 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 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 com.alibaba.nacos.consistency; | ||
|
|
||
| import com.alibaba.nacos.consistency.entity.GetRequest; | ||
| import com.alibaba.nacos.consistency.entity.Log; | ||
| import com.alibaba.nacos.consistency.entity.ReadRequest; | ||
| import com.alibaba.nacos.consistency.entity.WriteRequest; | ||
| import com.alibaba.nacos.consistency.exception.ConsistencyException; | ||
| import com.google.protobuf.Message; | ||
|
|
||
| /** | ||
| * protobuf message utils. | ||
| * | ||
| * @author <a href="mailto:liaochuntao@live.com">liaochuntao</a> | ||
| */ | ||
| public class ProtoMessageUtil { | ||
|
|
||
| /** | ||
| * Converts the byte array to a specific Protobuf object. | ||
| * Internally, the protobuf new and old objects are compatible. | ||
| * | ||
| * @param bytes An array of bytes | ||
| * @return Message | ||
| */ | ||
| public static Message parse(byte[] bytes) { | ||
| Message result; | ||
| try { | ||
| result = WriteRequest.parseFrom(bytes); | ||
| return result; | ||
| } catch (Throwable ignore) { | ||
| } | ||
| try { | ||
| result = ReadRequest.parseFrom(bytes); | ||
| return result; | ||
| } catch (Throwable ignore) { | ||
| } | ||
|
|
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| // old consistency entity, will be @Deprecated in future | ||
| try { | ||
| Log log = Log.parseFrom(bytes); | ||
| return convertToWriteRequest(log); | ||
| } catch (Throwable ignore) { | ||
| } | ||
|
|
||
| try { | ||
| GetRequest request = GetRequest.parseFrom(bytes); | ||
| return convertToReadRequest(request); | ||
| } catch (Throwable ignore) { | ||
| } | ||
|
|
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| throw new ConsistencyException("The current array cannot be serialized to the corresponding object"); | ||
| } | ||
|
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| /** | ||
| * convert Log to WriteRequest. | ||
| * | ||
| * @param log log | ||
| * @return {@link WriteRequest} | ||
| */ | ||
| public static WriteRequest convertToWriteRequest(Log log) { | ||
| return WriteRequest.newBuilder().setKey(log.getKey()).setGroup(log.getGroup()) | ||
| .setData(log.getData()) | ||
| .setType(log.getType()) | ||
| .setOperation(log.getOperation()) | ||
| .putAllExtendInfo(log.getExtendInfoMap()) | ||
| .build(); | ||
| } | ||
|
|
||
| /** | ||
| * convert Log to ReadRequest. | ||
| * | ||
| * @param request request | ||
| * @return {@link ReadRequest} | ||
| */ | ||
| public static ReadRequest convertToReadRequest(GetRequest request) { | ||
| return ReadRequest.newBuilder() | ||
| .setGroup(request.getGroup()) | ||
| .setData(request.getData()) | ||
| .putAllExtendInfo(request.getExtendInfoMap()) | ||
| .build(); | ||
| } | ||
| } |
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