| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.hadoop.ozone.om.upgrade; |
| |
| import static org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.Type.CreateKey; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import java.lang.reflect.Constructor; |
| import java.lang.reflect.Method; |
| import java.lang.reflect.Modifier; |
| import java.util.List; |
| import java.util.Set; |
| import java.util.stream.Collectors; |
| |
| import org.apache.hadoop.ozone.om.OMStorage; |
| import org.apache.hadoop.ozone.om.OzoneManager; |
| import org.apache.hadoop.ozone.om.exceptions.OMException; |
| import org.apache.hadoop.ozone.om.request.OMClientRequest; |
| import org.apache.hadoop.ozone.om.request.UnsupportedMockNewOMRequest; |
| import org.apache.hadoop.ozone.om.request.key.OMMockECKeyCreateRequest; |
| import org.apache.hadoop.ozone.om.request.key.OMKeyCreateRequest; |
| import org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos.OMRequest; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| import org.reflections.Reflections; |
| |
| /** |
| * Test OmVersionFactory. |
| */ |
| public class TestOmVersionManagerRequestFactory { |
| |
| private static OMLayoutVersionManager omVersionManager; |
| private static OzoneManager om; |
| |
| @BeforeClass |
| public static void setup() throws OMException { |
| OMStorage omStorage = mock(OMStorage.class); |
| when(omStorage.getLayoutVersion()).thenReturn(0); |
| omVersionManager = new OMLayoutVersionManager(omStorage); |
| om = mock(OzoneManager.class); |
| when(om.getOmStorage()).thenReturn(omStorage); |
| } |
| |
| @Test |
| public void testKeyCreateRequest() throws Exception { |
| |
| // Try getting v1 of 'CreateKey'. |
| Class<? extends OMClientRequest> requestType = |
| omVersionManager.getHandler(CreateKey.name()); |
| Assert.assertEquals(requestType, OMKeyCreateRequest.class); |
| |
| // Finalize the version manager. |
| OMUpgradeFinalizer f = new OMUpgradeFinalizer(omVersionManager); |
| f.finalize("random", om); |
| |
| // Try getting 'CreateKey' again. Should return CreateECKey. |
| requestType = omVersionManager.getHandler(CreateKey.name()); |
| Assert.assertEquals(requestType, OMMockECKeyCreateRequest.class); |
| } |
| |
| @Test |
| public void testAllOMRequestClassesHaveGetRequestTypeMethod() |
| throws Exception { |
| Reflections reflections = new Reflections( |
| "org.apache.hadoop.ozone.om.request"); |
| Set<Class<? extends OMClientRequest>> subTypes = |
| reflections.getSubTypesOf(OMClientRequest.class); |
| List<Class<? extends OMClientRequest>> collect = subTypes.stream() |
| .filter(c -> !Modifier.isAbstract(c.getModifiers())) |
| .collect(Collectors.toList()); |
| |
| for (Class<? extends OMClientRequest> c : collect) { |
| if (c.equals(UnsupportedMockNewOMRequest.class)) { |
| continue; |
| } |
| Method getRequestTypeMethod = null; |
| try { |
| getRequestTypeMethod = c.getMethod("getRequestType"); |
| } catch (NoSuchMethodException nsmEx) { |
| Assert.fail(String.format( |
| "%s does not have the 'getRequestType' method " + |
| "which should be defined or inherited for every OM request class.", |
| c)); |
| } |
| String type = (String) getRequestTypeMethod.invoke(null); |
| Assert.assertNotNull(String.format("Cannot get handler for %s", type), |
| omVersionManager.getHandler(type)); |
| } |
| } |
| |
| @Test |
| public void testOmClientRequestHasExpectedConstructor() |
| throws NoSuchMethodException { |
| Reflections reflections = new Reflections( |
| "org.apache.hadoop.ozone.om.request"); |
| Set<Class<? extends OMClientRequest>> subTypes = |
| reflections.getSubTypesOf(OMClientRequest.class); |
| |
| for (Class<? extends OMClientRequest> requestClass : subTypes) { |
| if (Modifier.isAbstract(requestClass.getModifiers())) { |
| continue; |
| } |
| Method getRequestTypeMethod = requestClass.getMethod( |
| "getRequestType"); |
| Assert.assertNotNull(getRequestTypeMethod); |
| |
| Constructor<? extends OMClientRequest> constructorWithOmRequestArg = |
| requestClass.getDeclaredConstructor(OMRequest.class); |
| Assert.assertNotNull(constructorWithOmRequestArg); |
| } |
| } |
| } |