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53 changes: 53 additions & 0 deletions
53
integration-tx-api/src/main/java/org/apache/seata/integration/tx/api/fence/hook/TccHook.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| /* | ||
| * 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.seata.integration.tx.api.fence.hook; | ||
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| import org.apache.seata.rm.tcc.api.BusinessActionContext; | ||
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| public interface TccHook { | ||
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| /** | ||
| * before tcc prepare | ||
| */ | ||
| void beforeTccPrepare(String xid, Long branchId, String actionName, BusinessActionContext context); | ||
|
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| /** | ||
| * after tcc prepare | ||
| */ | ||
| void afterTccPrepare(String xid, Long branchId, String actionName, BusinessActionContext context); | ||
|
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| /** | ||
| * before tcc commit | ||
| */ | ||
| void beforeTccCommit(String xid, Long branchId, String actionName, BusinessActionContext context); | ||
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| /** | ||
| * after tcc commit | ||
| */ | ||
| void afterTccCommit(String xid, Long branchId, String actionName, BusinessActionContext context); | ||
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| /** | ||
| * before tcc rollback | ||
| */ | ||
| void beforeTccRollback(String xid, Long branchId, String actionName, BusinessActionContext context); | ||
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| /** | ||
| * after tcc rollback | ||
| */ | ||
| void afterTccRollback(String xid, Long branchId, String actionName, BusinessActionContext context); | ||
| } |
73 changes: 73 additions & 0 deletions
73
...n-tx-api/src/main/java/org/apache/seata/integration/tx/api/fence/hook/TccHookManager.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| /* | ||
| * 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.seata.integration.tx.api.fence.hook; | ||
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| import java.util.Collections; | ||
| import java.util.List; | ||
| import java.util.concurrent.CopyOnWriteArrayList; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
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| public final class TccHookManager { | ||
| private static final Logger LOGGER = LoggerFactory.getLogger(TccHookManager.class); | ||
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| private TccHookManager() { | ||
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| } | ||
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| private static final List<TccHook> TCC_HOOKS = new CopyOnWriteArrayList<>(); | ||
| // Cache unmodifiable lists | ||
| private volatile static List<TccHook> CACHED_UNMODIFIABLE_HOOKS = null; | ||
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| /** | ||
| * get the hooks | ||
| * @return tccHook list | ||
| */ | ||
| public static List<TccHook> getHooks() { | ||
| if (CACHED_UNMODIFIABLE_HOOKS == null) { | ||
| synchronized (TccHookManager.class) { | ||
| if (CACHED_UNMODIFIABLE_HOOKS == null) { | ||
| CACHED_UNMODIFIABLE_HOOKS = Collections.unmodifiableList(TCC_HOOKS); | ||
| } | ||
| } | ||
| } | ||
| return CACHED_UNMODIFIABLE_HOOKS; | ||
| } | ||
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| /** | ||
| * add new hook | ||
| * @param tccHook tccHook | ||
| */ | ||
| public static void registerHook(TccHook tccHook) { | ||
| if (tccHook == null) { | ||
| throw new NullPointerException("tccHook must not be null"); | ||
| } | ||
| TCC_HOOKS.add(tccHook); | ||
| CACHED_UNMODIFIABLE_HOOKS = null; | ||
| LOGGER.info("TccHook registered succeeded! TccHooks size: {}", TCC_HOOKS.size()); | ||
| } | ||
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| /** | ||
| * clear hooks | ||
| */ | ||
| public static void clear() { | ||
| TCC_HOOKS.clear(); | ||
| CACHED_UNMODIFIABLE_HOOKS = null; | ||
| LOGGER.info("All TccHooks have been cleared."); | ||
| } | ||
| } |
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