cmccabe commented on a change in pull request #10184: URL: https://github.com/apache/kafka/pull/10184#discussion_r583940888
########## File path: core/src/test/java/kafka/test/MockController.java ########## @@ -0,0 +1,224 @@ +/* + * 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 kafka.test; + +import org.apache.kafka.clients.admin.AlterConfigOp; +import org.apache.kafka.common.Uuid; +import org.apache.kafka.common.config.ConfigResource; +import org.apache.kafka.common.errors.NotControllerException; +import org.apache.kafka.common.message.AlterIsrRequestData; +import org.apache.kafka.common.message.AlterIsrResponseData; +import org.apache.kafka.common.message.BrokerHeartbeatRequestData; +import org.apache.kafka.common.message.BrokerRegistrationRequestData; +import org.apache.kafka.common.message.CreateTopicsRequestData; +import org.apache.kafka.common.message.CreateTopicsResponseData; +import org.apache.kafka.common.message.ElectLeadersRequestData; +import org.apache.kafka.common.message.ElectLeadersResponseData; +import org.apache.kafka.common.protocol.Errors; +import org.apache.kafka.common.quota.ClientQuotaAlteration; +import org.apache.kafka.common.quota.ClientQuotaEntity; +import org.apache.kafka.common.requests.ApiError; +import org.apache.kafka.controller.Controller; +import org.apache.kafka.controller.ResultOrError; +import org.apache.kafka.metadata.BrokerHeartbeatReply; +import org.apache.kafka.metadata.BrokerRegistrationReply; +import org.apache.kafka.metadata.FeatureMapAndEpoch; + +import java.util.Collection; +import java.util.HashMap; +import java.util.Map; +import java.util.concurrent.CompletableFuture; + + +public class MockController implements Controller { + private final static NotControllerException NOT_CONTROLLER_EXCEPTION = + new NotControllerException("This is not the correct controller for this cluster."); + + public static class Builder { + private final Map<String, MockTopic> initialTopics = new HashMap<>(); + + public Builder newInitialTopic(String name, Uuid id) { + initialTopics.put(name, new MockTopic(name, id)); + return this; + } + + public MockController build() { + return new MockController(initialTopics.values()); + } + } + + private volatile boolean active = true; + + private MockController(Collection<MockTopic> initialTopics) { + for (MockTopic topic : initialTopics) { + topics.put(topic.id, topic); + topicNameToId.put(topic.name, topic.id); + } + } + + @Override + public CompletableFuture<AlterIsrResponseData> alterIsr(AlterIsrRequestData request) { + throw new UnsupportedOperationException(); + } + + @Override + public CompletableFuture<CreateTopicsResponseData> createTopics(CreateTopicsRequestData request) { + throw new UnsupportedOperationException(); + } + + @Override + public CompletableFuture<Void> unregisterBroker(int brokerId) { + throw new UnsupportedOperationException(); + } + + static class MockTopic { + private final String name; + private final Uuid id; + + MockTopic(String name, Uuid id) { + this.name = name; + this.id = id; + } + } + + private final Map<String, Uuid> topicNameToId = new HashMap<>(); + + private final Map<Uuid, MockTopic> topics = new HashMap<>(); + + @Override + synchronized public CompletableFuture<Map<String, ResultOrError<Uuid>>> + findTopicIds(Collection<String> topicNames) { + Map<String, ResultOrError<Uuid>> results = new HashMap<>(); + for (String topicName : topicNames) { + if (!topicNameToId.containsKey(topicName)) { + System.out.println("WATERMELON: findTopicIds failed to find " + topicName); Review comment: removed :) ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
