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Merge pull request #106 from QNJR-GROUP/1.2.x
1.2.x * 增加注解开启Provider的功能 * 对SpringBoot 2.0.x及Spring Cloud F版进行适配 * 增加自动补偿功能（整合阿里Fescar的AT功能）
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103 changes: 103 additions & 0 deletions
103
easytrans-core/src/main/java/com/yiqiniu/easytrans/executor/AutoCpsMethodExecutor.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,103 @@ | ||
| package com.yiqiniu.easytrans.executor; | ||
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| import java.io.Serializable; | ||
| import java.util.concurrent.Callable; | ||
| import java.util.concurrent.Future; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| import com.yiqiniu.easytrans.context.LogProcessContext; | ||
| import com.yiqiniu.easytrans.context.event.DemiLogEventHandler; | ||
| import com.yiqiniu.easytrans.core.EasyTransSynchronizer; | ||
| import com.yiqiniu.easytrans.core.LogProcessor; | ||
| import com.yiqiniu.easytrans.core.RemoteServiceCaller; | ||
| import com.yiqiniu.easytrans.log.vo.Content; | ||
| import com.yiqiniu.easytrans.log.vo.fescar.FescarAtCallCommitedContent; | ||
| import com.yiqiniu.easytrans.log.vo.fescar.FescarAtCallRollbackedContent; | ||
| import com.yiqiniu.easytrans.log.vo.fescar.FescarAtPreCallContent; | ||
| import com.yiqiniu.easytrans.protocol.BusinessIdentifer; | ||
| import com.yiqiniu.easytrans.protocol.EasyTransRequest; | ||
| import com.yiqiniu.easytrans.protocol.autocps.AutoCpsMethod; | ||
| import com.yiqiniu.easytrans.util.ReflectUtil; | ||
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| @RelativeInterface(AutoCpsMethod.class) | ||
| public class AutoCpsMethodExecutor implements EasyTransExecutor,LogProcessor,DemiLogEventHandler { | ||
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| private EasyTransSynchronizer transSynchronizer; | ||
| private RemoteServiceCaller rpcClient; | ||
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| public AutoCpsMethodExecutor(EasyTransSynchronizer transSynchronizer, RemoteServiceCaller rpcClient) { | ||
| super(); | ||
| this.transSynchronizer = transSynchronizer; | ||
| this.rpcClient = rpcClient; | ||
| } | ||
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| private Logger LOG = LoggerFactory.getLogger(this.getClass()); | ||
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| @Override | ||
| public <P extends EasyTransRequest<R,E>,E extends EasyTransExecutor,R extends Serializable> Future<R> execute(final Integer callSeq, final P params) { | ||
| final LogProcessContext logProcessContext = transSynchronizer.getLogProcessContext(); | ||
| Callable<R> callable = new Callable<R>() { | ||
| @Override | ||
| public R call() throws Exception { | ||
| BusinessIdentifer businessIdentifer = ReflectUtil.getBusinessIdentifer(params.getClass()); | ||
| return (R) rpcClient.call(businessIdentifer.appId(), businessIdentifer.busCode(), callSeq, AutoCpsMethod.DO_AUTO_CPS_BUSINESS, params,logProcessContext); | ||
| } | ||
| }; | ||
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| FescarAtPreCallContent content = new FescarAtPreCallContent(); | ||
| content.setParams(params); | ||
| content.setCallSeq(callSeq); | ||
| return transSynchronizer.executeMethod(callable, content); | ||
| } | ||
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| @Override | ||
| public boolean logProcess(LogProcessContext ctx, Content currentContent) { | ||
| if(currentContent instanceof FescarAtPreCallContent){ | ||
| FescarAtPreCallContent preCallContent = (FescarAtPreCallContent) currentContent; | ||
| //register DemiLogEvent | ||
| ctx.getDemiLogManager().registerSemiLogEventListener(preCallContent, this); | ||
| } | ||
| return true; | ||
| } | ||
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| @Override | ||
| public boolean onMatch(LogProcessContext logCtx, Content leftContent, Content rightContent) { | ||
| return true;// do nothig | ||
| } | ||
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| @Override | ||
| public boolean onDismatch(LogProcessContext logCtx, Content leftContent) { | ||
| FescarAtPreCallContent preCallContent = (FescarAtPreCallContent) leftContent; | ||
| EasyTransRequest<?,?> params = preCallContent.getParams(); | ||
| BusinessIdentifer businessIdentifer = ReflectUtil.getBusinessIdentifer(params.getClass()); | ||
| if(logCtx.getFinalMasterTransStatus() == null){ | ||
| LOG.info("final trans status unknown,process later." + logCtx.getLogCollection()); | ||
| return false;//unknown,process later | ||
| }else if(logCtx.getFinalMasterTransStatus()){ | ||
| //commit | ||
| //execute confirm and then write Log | ||
| rpcClient.callWithNoReturn(businessIdentifer.appId(), businessIdentifer.busCode(), preCallContent.getCallSeq(), AutoCpsMethod.DO_AUTO_CPS_COMMIT, preCallContent.getParams(),logCtx); | ||
| FescarAtCallCommitedContent committedContent = new FescarAtCallCommitedContent(); | ||
| committedContent.setLeftDemiConentId(leftContent.getcId()); | ||
| logCtx.getLogCache().cacheLog(committedContent); | ||
| return true; | ||
| }else{ | ||
| //roll back | ||
| //execute cancel and then write Log | ||
| rpcClient.callWithNoReturn(businessIdentifer.appId(), businessIdentifer.busCode(), preCallContent.getCallSeq(), AutoCpsMethod.DO_AUTO_CPS_ROLLBACK, preCallContent.getParams(),logCtx); | ||
| FescarAtCallRollbackedContent rollbackedContent = new FescarAtCallRollbackedContent(); | ||
| rollbackedContent.setLeftDemiConentId(leftContent.getcId()); | ||
| logCtx.getLogCache().cacheLog(rollbackedContent); | ||
| return true; | ||
| } | ||
| } | ||
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| @Override | ||
| public boolean preLogProcess(LogProcessContext ctx, Content currentContent) { | ||
| return true; | ||
| } | ||
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| } |
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15 changes: 15 additions & 0 deletions
15
...s-core/src/main/java/com/yiqiniu/easytrans/log/vo/fescar/FescarAtCallCommitedContent.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,15 @@ | ||
| package com.yiqiniu.easytrans.log.vo.fescar; | ||
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| import com.yiqiniu.easytrans.log.vo.AfterCommit; | ||
| import com.yiqiniu.easytrans.log.vo.DemiRightContent; | ||
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| @AfterCommit | ||
| public class FescarAtCallCommitedContent extends DemiRightContent { | ||
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| private static final long serialVersionUID = 1L; | ||
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| @Override | ||
| public int getLogType() { | ||
| return ContentType.FescarAtCommited.getContentTypeId(); | ||
| } | ||
| } |
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