| /* |
| * 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.geode.internal.cache.execute; |
| |
| import static org.apache.geode.test.dunit.VM.getVM; |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.assertj.core.api.Assertions.assertThatThrownBy; |
| |
| import java.io.Serializable; |
| |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import org.apache.geode.cache.CommitConflictException; |
| import org.apache.geode.cache.PartitionAttributes; |
| import org.apache.geode.cache.PartitionAttributesFactory; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.RegionShortcut; |
| import org.apache.geode.cache.TransactionId; |
| import org.apache.geode.cache.server.CacheServer; |
| import org.apache.geode.internal.cache.TXManagerImpl; |
| import org.apache.geode.test.dunit.VM; |
| import org.apache.geode.test.dunit.rules.CacheRule; |
| import org.apache.geode.test.dunit.rules.DistributedRule; |
| import org.apache.geode.test.junit.rules.serializable.SerializableTestName; |
| |
| public class RepeatableReadTransactionDistributedTest implements Serializable { |
| private String uniqueName; |
| private String regionName; |
| private VM server1; |
| private VM server2; |
| private String key = "key"; |
| private String originalValue = "originalValue"; |
| private String value1 = "value1"; |
| private String value2 = "value2"; |
| |
| @Rule |
| public DistributedRule distributedRule = new DistributedRule(); |
| |
| @Rule |
| public CacheRule cacheRule = new CacheRule(); |
| @Rule |
| public SerializableTestName testName = new SerializableTestName(); |
| |
| @Before |
| public void setUp() { |
| server1 = getVM(0); |
| server2 = getVM(1); |
| |
| uniqueName = getClass().getSimpleName() + "_" + testName.getMethodName(); |
| regionName = uniqueName + "_region"; |
| } |
| |
| @Test |
| public void valuesRepeatableReadDoesNotIncludeTombstones() { |
| server1.invoke(() -> createServerRegion(1, false)); |
| server2.invoke(() -> createServerRegion(1, true)); |
| server2.invoke(() -> doDestroyOps()); |
| server2.invoke(() -> doValuesTransactionWithTombstone()); |
| } |
| |
| @Test |
| public void keySetRepeatableReadDoesNotIncludeTombstones() { |
| server1.invoke(() -> createServerRegion(1, false)); |
| server2.invoke(() -> createServerRegion(1, true)); |
| server2.invoke(() -> doDestroyOps()); |
| server2.invoke(() -> doKeySetTransactionWithTombstone()); |
| } |
| |
| @Test |
| public void valuesRepeatableReadIncludesInvalidates() { |
| server1.invoke(() -> createServerRegion(1, false)); |
| server2.invoke(() -> createServerRegion(1, true)); |
| server2.invoke(() -> doInvalidateOps()); |
| server2.invoke(() -> doValuesTransactionWithInvalidate()); |
| } |
| |
| @Test |
| public void keySetRepeatableReadIncludesInvalidates() { |
| server1.invoke(() -> createServerRegion(1, false)); |
| server2.invoke(() -> createServerRegion(1, true)); |
| server2.invoke(() -> doInvalidateOps()); |
| server2.invoke(() -> doKeySetTransactionWithInvalidate()); |
| } |
| |
| private int createServerRegion(int totalNumBuckets, boolean isAccessor) throws Exception { |
| PartitionAttributesFactory factory = new PartitionAttributesFactory(); |
| factory.setTotalNumBuckets(totalNumBuckets); |
| if (isAccessor) { |
| factory.setLocalMaxMemory(0); |
| } |
| PartitionAttributes partitionAttributes = factory.create(); |
| cacheRule.getOrCreateCache().createRegionFactory(RegionShortcut.PARTITION) |
| .setPartitionAttributes(partitionAttributes).create(regionName); |
| |
| CacheServer server = cacheRule.getCache().addCacheServer(); |
| server.setPort(0); |
| server.start(); |
| return server.getPort(); |
| } |
| |
| private void doDestroyOps() { |
| Region region = cacheRule.getCache().getRegion(regionName); |
| region.put(key, originalValue); |
| region.destroy(key); // creates a tombstone |
| } |
| |
| private void doInvalidateOps() { |
| Region region = cacheRule.getCache().getRegion(regionName); |
| region.put(key, originalValue); |
| region.invalidate(key); |
| } |
| |
| private void doValuesTransactionWithTombstone() { |
| TXManagerImpl txMgr = |
| (TXManagerImpl) cacheRule.getCache().getCacheTransactionManager(); |
| |
| Region region = cacheRule.getCache().getRegion(regionName); |
| txMgr.begin(); // tx1 |
| region.put("key2", "someValue"); |
| region.values().toArray(); |
| TransactionId txId = txMgr.suspend(); |
| |
| txMgr.begin(); // tx2 |
| region.put(key, value2); |
| txMgr.commit(); |
| |
| txMgr.resume(txId); |
| region.put(key, value1); |
| txMgr.commit(); |
| |
| assertThat(region.get(key)).isEqualTo(value1); |
| } |
| |
| private void doKeySetTransactionWithTombstone() { |
| TXManagerImpl txMgr = |
| (TXManagerImpl) cacheRule.getCache().getCacheTransactionManager(); |
| |
| Region region = cacheRule.getCache().getRegion(regionName); |
| txMgr.begin(); // tx1 |
| region.put("key2", "someValue"); |
| region.keySet().toArray(); |
| TransactionId txId = txMgr.suspend(); |
| |
| txMgr.begin(); // tx2 |
| region.put(key, value2); |
| txMgr.commit(); |
| |
| txMgr.resume(txId); |
| region.put(key, value1); |
| txMgr.commit(); |
| |
| assertThat(region.get(key)).isEqualTo(value1); |
| } |
| |
| private void doValuesTransactionWithInvalidate() { |
| TXManagerImpl txMgr = |
| (TXManagerImpl) cacheRule.getCache().getCacheTransactionManager(); |
| |
| Region region = cacheRule.getCache().getRegion(regionName); |
| txMgr.begin(); // tx1 |
| region.put("key2", "someValue"); |
| region.values().toArray(); |
| TransactionId txId = txMgr.suspend(); |
| |
| txMgr.begin(); // tx2 |
| region.put(key, value2); |
| txMgr.commit(); |
| |
| txMgr.resume(txId); |
| region.put(key, value1); |
| assertThatThrownBy(() -> txMgr.commit()).isExactlyInstanceOf(CommitConflictException.class); |
| assertThat(region.get(key)).isEqualTo(value2); |
| } |
| |
| private void doKeySetTransactionWithInvalidate() { |
| TXManagerImpl txMgr = |
| (TXManagerImpl) cacheRule.getCache().getCacheTransactionManager(); |
| |
| Region region = cacheRule.getCache().getRegion(regionName); |
| txMgr.begin(); // tx1 |
| region.put("key2", "someValue"); |
| region.keySet().toArray(); |
| TransactionId txId = txMgr.suspend(); |
| |
| txMgr.begin(); // tx2 |
| region.put(key, value2); |
| txMgr.commit(); |
| |
| txMgr.resume(txId); |
| region.put(key, value1); |
| assertThatThrownBy(() -> txMgr.commit()).isExactlyInstanceOf(CommitConflictException.class); |
| assertThat(region.get(key)).isEqualTo(value2); |
| } |
| } |