| /* |
| * 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.cassandra.service.reads.repair; |
| |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.function.Consumer; |
| |
| import org.apache.cassandra.db.ConsistencyLevel; |
| import org.apache.cassandra.db.DecoratedKey; |
| import org.apache.cassandra.db.Mutation; |
| import org.apache.cassandra.db.ReadCommand; |
| import org.apache.cassandra.db.partitions.PartitionIterator; |
| import org.apache.cassandra.db.partitions.UnfilteredPartitionIterators; |
| import org.apache.cassandra.db.rows.UnfilteredRowIterator; |
| import org.apache.cassandra.db.rows.UnfilteredRowIterators; |
| import org.apache.cassandra.exceptions.ReadTimeoutException; |
| import org.apache.cassandra.locator.Endpoints; |
| import org.apache.cassandra.locator.InetAddressAndPort; |
| import org.apache.cassandra.locator.Replica; |
| import org.apache.cassandra.locator.ReplicaLayout; |
| import org.apache.cassandra.locator.ReplicaPlan; |
| import org.apache.cassandra.service.reads.DigestResolver; |
| |
| public class TestableReadRepair<E extends Endpoints<E>, P extends ReplicaPlan.ForRead<E>> |
| implements ReadRepair<E, P> |
| { |
| public final Map<InetAddressAndPort, Mutation> sent = new HashMap<>(); |
| |
| private final ReadCommand command; |
| |
| private boolean partitionListenerClosed = false; |
| private boolean rowListenerClosed = true; |
| |
| public TestableReadRepair(ReadCommand command) |
| { |
| this.command = command; |
| } |
| |
| @Override |
| public UnfilteredPartitionIterators.MergeListener getMergeListener(P endpoints) |
| { |
| return new PartitionIteratorMergeListener<E>(endpoints, command, this) { |
| @Override |
| public void close() |
| { |
| super.close(); |
| partitionListenerClosed = true; |
| } |
| |
| @Override |
| public UnfilteredRowIterators.MergeListener getRowMergeListener(DecoratedKey partitionKey, List<UnfilteredRowIterator> versions) |
| { |
| assert rowListenerClosed; |
| rowListenerClosed = false; |
| return new RowIteratorMergeListener<E>(partitionKey, columns(versions), isReversed(versions), endpoints, command, TestableReadRepair.this) { |
| @Override |
| public void close() |
| { |
| super.close(); |
| rowListenerClosed = true; |
| } |
| }; |
| } |
| }; |
| } |
| |
| @Override |
| public void startRepair(DigestResolver<E, P> digestResolver, Consumer<PartitionIterator> resultConsumer) |
| { |
| |
| } |
| |
| @Override |
| public void awaitReads() throws ReadTimeoutException |
| { |
| |
| } |
| |
| @Override |
| public void maybeSendAdditionalReads() |
| { |
| |
| } |
| |
| @Override |
| public void maybeSendAdditionalWrites() |
| { |
| |
| } |
| |
| @Override |
| public void awaitWrites() |
| { |
| |
| } |
| |
| @Override |
| public void repairPartition(DecoratedKey partitionKey, Map<Replica, Mutation> mutations, ReplicaPlan.ForTokenWrite writePlan) |
| { |
| for (Map.Entry<Replica, Mutation> entry: mutations.entrySet()) |
| sent.put(entry.getKey().endpoint(), entry.getValue()); |
| } |
| |
| public Mutation getForEndpoint(InetAddressAndPort endpoint) |
| { |
| return sent.get(endpoint); |
| } |
| |
| public boolean dataWasConsumed() |
| { |
| return partitionListenerClosed && rowListenerClosed; |
| } |
| } |