| /* |
| * 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.drill.exec.store; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.IOException; |
| import java.lang.reflect.Constructor; |
| import java.util.Collection; |
| import java.util.Map; |
| import java.util.Objects; |
| import java.util.Set; |
| |
| import org.apache.calcite.schema.SchemaPlus; |
| import org.apache.drill.common.config.DrillConfig; |
| import org.apache.drill.common.config.LogicalPlanPersistence; |
| import org.apache.drill.common.logical.StoragePluginConfig; |
| import org.apache.drill.common.scanner.ClassPathScanner; |
| import org.apache.drill.common.scanner.persistence.ScanResult; |
| import org.apache.drill.exec.planner.logical.StoragePlugins; |
| import org.apache.drill.exec.server.DrillbitContext; |
| import org.apache.drill.test.BaseDirTestWatcher; |
| import org.apache.drill.test.BaseTest; |
| import org.apache.drill.test.OperatorFixture; |
| import org.junit.ClassRule; |
| |
| import com.fasterxml.jackson.annotation.JsonCreator; |
| import com.fasterxml.jackson.annotation.JsonProperty; |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| |
| public class BasePluginRegistryTest extends BaseTest { |
| |
| @ClassRule |
| public static final BaseDirTestWatcher dirTestWatcher = new BaseDirTestWatcher(); |
| |
| protected static final String RESOURCE_BASE = "plugins/"; |
| |
| protected static class PluginRegistryContextFixture implements PluginRegistryContext { |
| |
| private final DrillConfig drillConfig; |
| private final ScanResult classpathScan; |
| private final ObjectMapper mapper; |
| |
| public PluginRegistryContextFixture(OperatorFixture opFixture) { |
| drillConfig = opFixture.config(); |
| classpathScan = ClassPathScanner.fromPrescan(drillConfig); |
| LogicalPlanPersistence lpPersistence = new LogicalPlanPersistence(drillConfig, classpathScan); |
| |
| mapper = lpPersistence.getMapper(); |
| } |
| @Override |
| public DrillConfig config() { return drillConfig; } |
| |
| @Override |
| public ObjectMapper mapper() { return mapper; } |
| |
| @Override |
| public ScanResult classpathScan() { return classpathScan; } |
| |
| // Not ideal, but we don't want to start the entire Drillbit |
| // for these tests. |
| @Override |
| public DrillbitContext drillbitContext() { return null; } |
| |
| @Override |
| public ObjectMapper hoconMapper() { return mapper; } |
| } |
| |
| public static class StoragePluginFixtureConfig extends StoragePluginConfig { |
| |
| private final String mode; |
| |
| @JsonCreator |
| public StoragePluginFixtureConfig(@JsonProperty("mode") String mode) { |
| this.mode = mode; |
| } |
| |
| @JsonProperty("mode") |
| public String mode() { return mode; } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (o == this) { |
| return true; |
| } |
| if (o == null || o.getClass() != getClass()) { |
| return false; |
| } |
| StoragePluginFixtureConfig other = (StoragePluginFixtureConfig) o; |
| return Objects.equals(mode, other.mode); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(mode); |
| } |
| } |
| |
| @PrivatePlugin |
| public static class StoragePluginFixture extends AbstractStoragePlugin { |
| |
| private final StoragePluginFixtureConfig config; |
| private int closeCount; |
| |
| public StoragePluginFixture(StoragePluginFixtureConfig config, DrillbitContext inContext, String inName) { |
| super(inContext, inName); |
| this.config = config; |
| if (config.mode().equals("crash-ctor")) { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| @Override |
| public void start() { |
| if (config.mode().equals("crash-start")) { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| @Override |
| public StoragePluginConfig getConfig() { |
| return config; |
| } |
| |
| @Override |
| public void registerSchemas(SchemaConfig schemaConfig, SchemaPlus parent) |
| throws IOException { |
| assert false; |
| } |
| |
| @Override |
| public void close() { |
| closeCount++; |
| if (config.mode().equals("crash-close")) { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| public int closeCount() { return closeCount; } |
| } |
| |
| protected static class LocatorFixture implements ConnectorLocator { |
| |
| private final Constructor<? extends StoragePlugin> ctor; |
| |
| public LocatorFixture() { |
| Map<Class<? extends StoragePluginConfig>, Constructor<? extends StoragePlugin>> ctors = |
| ClassicConnectorLocator.constuctorsFor(StoragePluginFixture.class); |
| assertEquals(1, ctors.size()); |
| assertTrue(ctors.containsKey(StoragePluginFixtureConfig.class)); |
| ctor = ctors.get(StoragePluginFixtureConfig.class); |
| } |
| |
| @Override |
| public void init() { } |
| |
| @Override |
| public StoragePlugins bootstrapPlugins() { |
| return null; |
| } |
| |
| @Override |
| public StoragePlugins updatedPlugins() { return null; } |
| |
| @Override |
| public void onUpgrade() { } |
| |
| @Override |
| public Collection<StoragePlugin> intrinsicPlugins() { |
| return null; |
| } |
| |
| @Override |
| public StoragePlugin get(String name) { return null; } |
| |
| @Override |
| public Set<Class<? extends StoragePluginConfig>> configClasses() { |
| return null; |
| } |
| |
| @Override |
| public StoragePlugin create(String name, StoragePluginConfig config) |
| throws Exception { |
| return ctor.newInstance(config, null, name); |
| } |
| |
| @Override |
| public boolean storable() { return false; } |
| |
| @Override |
| public Class<? extends StoragePlugin> connectorClassFor( |
| Class<? extends StoragePluginConfig> configClass) { |
| return ctor.getDeclaringClass(); |
| } |
| |
| @Override |
| public void close() { } |
| } |
| } |