strongduanmu commented on code in PR #20910: URL: https://github.com/apache/shardingsphere/pull/20910#discussion_r967716798
########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/DefaultParallelRunnerExecutorFactory.java: ########## @@ -0,0 +1,89 @@ +/* + * 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.shardingsphere.test.runner.parallel; + +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.apache.shardingsphere.test.runner.parallel.impl.DefaultParallelRunnerExecutor; + +import java.util.Collection; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +/** + * Parallel runner executor factory. + */ +public class DefaultParallelRunnerExecutorFactory<T> implements ParallelRunnerExecutorFactory<T> { Review Comment: Do you think use abstract modifier for DefaultParallelRunnerExecutorFactory is better? ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/impl/DefaultParallelRunnerExecutor.java: ########## @@ -0,0 +1,67 @@ +/* + * 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.shardingsphere.test.runner.parallel.impl; + +import com.google.common.util.concurrent.ThreadFactoryBuilder; +import lombok.Getter; +import org.apache.shardingsphere.test.runner.parallel.ParallelRunnerExecutor; +import java.util.Collection; +import java.util.LinkedList; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; +import java.util.concurrent.Future; + +/** + * default parallel executor. + * @param <T> key type bind to parallel executor + */ +public class DefaultParallelRunnerExecutor<T> implements ParallelRunnerExecutor<T> { + + @Getter + private final Collection<Future<?>> taskFeatures = new LinkedList<>(); + + private final ExecutorService executorService; + + public DefaultParallelRunnerExecutor() { + executorService = Executors.newFixedThreadPool( + Runtime.getRuntime().availableProcessors(), + new ThreadFactoryBuilder().setDaemon(true).setNameFormat("ShardingSphere-ParallelTestThread-%d").build()); + } + + @Override + public void execute(final T key, final Runnable childStatement) { + Review Comment: Please remove this useless blank line. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/annotaion/ParallelLevel.java: ########## @@ -15,12 +15,12 @@ * limitations under the License. */ -package org.apache.shardingsphere.test.integration.framework.runner.parallel.annotaion; +package org.apache.shardingsphere.test.runner.parallel.annotaion; /** * Parallel level. */ public enum ParallelLevel { - CASE, SCENARIO + CASE, SCENARIO, DEFAULT Review Comment: What are the scenarios where DEFAULT is used? ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/DefaultParallelRunnerExecutorFactory.java: ########## @@ -0,0 +1,89 @@ +/* + * 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.shardingsphere.test.runner.parallel; + +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.apache.shardingsphere.test.runner.parallel.impl.DefaultParallelRunnerExecutor; + +import java.util.Collection; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +/** + * Parallel runner executor factory. Review Comment: `Default parallel runner executor factory.` may be better. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/DefaultParallelRunnerExecutorFactory.java: ########## @@ -0,0 +1,89 @@ +/* + * 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.shardingsphere.test.runner.parallel; + +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.apache.shardingsphere.test.runner.parallel.impl.DefaultParallelRunnerExecutor; + +import java.util.Collection; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +/** + * Parallel runner executor factory. + */ +public class DefaultParallelRunnerExecutorFactory<T> implements ParallelRunnerExecutorFactory<T> { + + private final Map<T, ParallelRunnerExecutor> executors = new ConcurrentHashMap<>(); + + private volatile ParallelRunnerExecutor defaultExecutor; + + @Override + public ParallelRunnerExecutor getExecutor(final T key, final ParallelLevel parallelLevel) { + if (executors.containsKey(key)) { + return executors.get(key); + } + ParallelRunnerExecutor newExecutor = newInstance(parallelLevel); + if (null != executors.putIfAbsent(key, newExecutor)) { + newExecutor.finished(); + } + return executors.get(key); + } + + /** + * Get parallel runner executor. + * + * @param parallelLevel parallel level + * @return parallel runner executor + */ + public ParallelRunnerExecutor getExecutor(final ParallelLevel parallelLevel) { + if (null == defaultExecutor) { + synchronized (ParallelRunnerExecutor.class) { + if (null == defaultExecutor) { + defaultExecutor = new DefaultParallelRunnerExecutor(); + } + } + } + return defaultExecutor; + } + + /** + * create executor instance by parallel level. + * @param parallelLevel parallel level + * @return executor by parallel level + */ + public ParallelRunnerExecutor newInstance(final ParallelLevel parallelLevel) { + return new DefaultParallelRunnerExecutor(); + } + + /** + * Get all executors. + * + * @return all executors + */ + public Collection<ParallelRunnerExecutor> getAllExecutors() { + List<ParallelRunnerExecutor> executors = new LinkedList<>(this.executors.values()); + if (null != defaultExecutor) { + executors.add(defaultExecutor); + } + return executors; + } + Review Comment: Please remove this useless blank line. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/ParallelRunner.java: ########## @@ -0,0 +1,41 @@ +/* + * 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.shardingsphere.test.runner.parallel; + +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.junit.runners.BlockJUnit4ClassRunner; +import org.junit.runners.model.InitializationError; + +/** + * parallel runner for junit. Review Comment: Please modify `parallel` to `Parallel`. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/ParallelRunner.java: ########## @@ -0,0 +1,41 @@ +/* + * 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.shardingsphere.test.runner.parallel; + +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.junit.runners.BlockJUnit4ClassRunner; +import org.junit.runners.model.InitializationError; + +/** + * parallel runner for junit. + */ +public class ParallelRunner extends BlockJUnit4ClassRunner { + + /** + * Creates a ParallelRunner to run {@code klass}. + * If you now annotate a test-class with @RunWith(ParallelRunner.class) each method will run within its own thread. + * + * @param klass test class + * @throws InitializationError if the test class is malformed. + */ + public ParallelRunner(final Class<?> klass) throws InitializationError { + super(klass); + setScheduler(new ParallelRunnerScheduler(ParallelLevel.DEFAULT, new DefaultParallelRunnerExecutorFactory())); + } + Review Comment: Please remove this useless blank line. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/ShardingSphereParallelTestParameterized.java: ########## @@ -0,0 +1,40 @@ +/* + * 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.shardingsphere.test.runner; + +import org.apache.shardingsphere.test.runner.parallel.DefaultParallelRunnerExecutorFactory; +import org.apache.shardingsphere.test.runner.parallel.ParallelRunnerScheduler; +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelRuntimeStrategy; +import org.junit.runners.Parameterized; + +/** + * ShardingSphere integration test parameterized. + */ +public final class ShardingSphereParallelTestParameterized extends Parameterized { + + // CHECKSTYLE:OFF + public ShardingSphereParallelTestParameterized(final Class<?> clazz) throws Throwable { + // CHECKSTYLE:ON + super(clazz); + ParallelLevel level; + ParallelRuntimeStrategy parallelRuntimeStrategy = clazz.getAnnotation(ParallelRuntimeStrategy.class); + level = null != parallelRuntimeStrategy ? parallelRuntimeStrategy.value() : ParallelLevel.DEFAULT; Review Comment: Please move `ParallelLevel level;` here. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/ShardingSphereParallelTestParameterized.java: ########## @@ -0,0 +1,40 @@ +/* + * 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.shardingsphere.test.runner; + +import org.apache.shardingsphere.test.runner.parallel.DefaultParallelRunnerExecutorFactory; +import org.apache.shardingsphere.test.runner.parallel.ParallelRunnerScheduler; +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelRuntimeStrategy; +import org.junit.runners.Parameterized; + +/** + * ShardingSphere integration test parameterized. + */ +public final class ShardingSphereParallelTestParameterized extends Parameterized { + + // CHECKSTYLE:OFF Review Comment: Why add CHECKSTYLE:OFF here. ########## shardingsphere-test/shardingsphere-integration-test/shardingsphere-integration-test-suite/src/test/java/org/apache/shardingsphere/test/integration/framework/runner/parallel/DatabaseTypeParallelRunnerExecutorFactory.java: ########## @@ -18,40 +18,19 @@ package org.apache.shardingsphere.test.integration.framework.runner.parallel; import org.apache.shardingsphere.infra.database.type.DatabaseType; -import org.apache.shardingsphere.test.integration.framework.runner.parallel.annotaion.ParallelLevel; import org.apache.shardingsphere.test.integration.framework.runner.parallel.impl.CaseParallelRunnerExecutor; import org.apache.shardingsphere.test.integration.framework.runner.parallel.impl.ScenarioParallelRunnerExecutor; - -import java.util.Collection; -import java.util.Map; -import java.util.concurrent.ConcurrentHashMap; +import org.apache.shardingsphere.test.runner.parallel.DefaultParallelRunnerExecutorFactory; +import org.apache.shardingsphere.test.runner.parallel.ParallelRunnerExecutor; +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; /** * Parallel runner executor factory. Review Comment: Please modify java doc to `Database type parallel runner executor factory.` ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/DefaultParallelRunnerExecutorFactory.java: ########## @@ -0,0 +1,89 @@ +/* + * 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.shardingsphere.test.runner.parallel; + +import org.apache.shardingsphere.test.runner.parallel.annotaion.ParallelLevel; +import org.apache.shardingsphere.test.runner.parallel.impl.DefaultParallelRunnerExecutor; + +import java.util.Collection; +import java.util.LinkedList; +import java.util.List; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +/** + * Parallel runner executor factory. + */ +public class DefaultParallelRunnerExecutorFactory<T> implements ParallelRunnerExecutorFactory<T> { + + private final Map<T, ParallelRunnerExecutor> executors = new ConcurrentHashMap<>(); + + private volatile ParallelRunnerExecutor defaultExecutor; + + @Override + public ParallelRunnerExecutor getExecutor(final T key, final ParallelLevel parallelLevel) { + if (executors.containsKey(key)) { + return executors.get(key); + } + ParallelRunnerExecutor newExecutor = newInstance(parallelLevel); + if (null != executors.putIfAbsent(key, newExecutor)) { + newExecutor.finished(); + } + return executors.get(key); + } + + /** + * Get parallel runner executor. + * + * @param parallelLevel parallel level + * @return parallel runner executor + */ + public ParallelRunnerExecutor getExecutor(final ParallelLevel parallelLevel) { + if (null == defaultExecutor) { + synchronized (ParallelRunnerExecutor.class) { + if (null == defaultExecutor) { + defaultExecutor = new DefaultParallelRunnerExecutor(); + } + } + } + return defaultExecutor; + } + + /** + * create executor instance by parallel level. Review Comment: Please modify create to Create, and add a blank line after this line. ########## shardingsphere-test/shardingsphere-test-common/src/main/java/org/apache/shardingsphere/test/runner/parallel/impl/DefaultParallelRunnerExecutor.java: ########## @@ -0,0 +1,67 @@ +/* + * 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.shardingsphere.test.runner.parallel.impl; + +import com.google.common.util.concurrent.ThreadFactoryBuilder; +import lombok.Getter; +import org.apache.shardingsphere.test.runner.parallel.ParallelRunnerExecutor; +import java.util.Collection; +import java.util.LinkedList; +import java.util.concurrent.ExecutionException; +import java.util.concurrent.ExecutorService; +import java.util.concurrent.Executors; +import java.util.concurrent.Future; + +/** + * default parallel executor. + * @param <T> key type bind to parallel executor + */ +public class DefaultParallelRunnerExecutor<T> implements ParallelRunnerExecutor<T> { Review Comment: Do you think add abstract for DefaultParallelRunnerExecutor is better? -- This is an automated message from the Apache Git Service. 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