| /* |
| * 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.repair; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.UUID; |
| |
| import com.google.common.base.Objects; |
| |
| import org.apache.cassandra.db.TypeSizes; |
| import org.apache.cassandra.dht.AbstractBounds; |
| import org.apache.cassandra.dht.Range; |
| import org.apache.cassandra.dht.Token; |
| import org.apache.cassandra.io.IVersionedSerializer; |
| import org.apache.cassandra.io.util.DataInputPlus; |
| import org.apache.cassandra.io.util.DataOutputPlus; |
| import org.apache.cassandra.net.MessagingService; |
| import org.apache.cassandra.utils.UUIDSerializer; |
| |
| /** |
| * RepairJobDesc is used from various repair processes to distinguish one RepairJob to another. |
| * |
| * @since 2.0 |
| */ |
| public class RepairJobDesc |
| { |
| public static final IVersionedSerializer<RepairJobDesc> serializer = new RepairJobDescSerializer(); |
| |
| public final UUID parentSessionId; |
| /** RepairSession id */ |
| public final UUID sessionId; |
| public final String keyspace; |
| public final String columnFamily; |
| /** repairing range */ |
| public final Collection<Range<Token>> ranges; |
| |
| public RepairJobDesc(UUID parentSessionId, UUID sessionId, String keyspace, String columnFamily, Collection<Range<Token>> ranges) |
| { |
| this.parentSessionId = parentSessionId; |
| this.sessionId = sessionId; |
| this.keyspace = keyspace; |
| this.columnFamily = columnFamily; |
| this.ranges = ranges; |
| } |
| |
| @Override |
| public String toString() |
| { |
| return "[repair #" + sessionId + " on " + keyspace + "/" + columnFamily + ", " + ranges + "]"; |
| } |
| |
| @Override |
| public boolean equals(Object o) |
| { |
| if (this == o) return true; |
| if (o == null || getClass() != o.getClass()) return false; |
| |
| RepairJobDesc that = (RepairJobDesc) o; |
| |
| if (!columnFamily.equals(that.columnFamily)) return false; |
| if (!keyspace.equals(that.keyspace)) return false; |
| if (ranges != null ? that.ranges == null || (ranges.size() != that.ranges.size()) || (ranges.size() == that.ranges.size() && !ranges.containsAll(that.ranges)) : that.ranges != null) return false; |
| if (!sessionId.equals(that.sessionId)) return false; |
| if (parentSessionId != null ? !parentSessionId.equals(that.parentSessionId) : that.parentSessionId != null) return false; |
| |
| return true; |
| } |
| |
| @Override |
| public int hashCode() |
| { |
| return Objects.hashCode(sessionId, keyspace, columnFamily, ranges); |
| } |
| |
| private static class RepairJobDescSerializer implements IVersionedSerializer<RepairJobDesc> |
| { |
| public void serialize(RepairJobDesc desc, DataOutputPlus out, int version) throws IOException |
| { |
| if (version >= MessagingService.VERSION_21) |
| { |
| out.writeBoolean(desc.parentSessionId != null); |
| if (desc.parentSessionId != null) |
| UUIDSerializer.serializer.serialize(desc.parentSessionId, out, version); |
| } |
| UUIDSerializer.serializer.serialize(desc.sessionId, out, version); |
| out.writeUTF(desc.keyspace); |
| out.writeUTF(desc.columnFamily); |
| MessagingService.validatePartitioner(desc.ranges); |
| out.writeInt(desc.ranges.size()); |
| for (Range<Token> rt : desc.ranges) |
| AbstractBounds.tokenSerializer.serialize(rt, out, version); |
| } |
| |
| public RepairJobDesc deserialize(DataInputPlus in, int version) throws IOException |
| { |
| UUID parentSessionId = null; |
| if (version >= MessagingService.VERSION_21) |
| { |
| if (in.readBoolean()) |
| parentSessionId = UUIDSerializer.serializer.deserialize(in, version); |
| } |
| UUID sessionId = UUIDSerializer.serializer.deserialize(in, version); |
| String keyspace = in.readUTF(); |
| String columnFamily = in.readUTF(); |
| |
| int nRanges = in.readInt(); |
| Collection<Range<Token>> ranges = new ArrayList<>(); |
| Range<Token> range; |
| |
| for (int i = 0; i < nRanges; i++) |
| { |
| range = (Range<Token>) AbstractBounds.tokenSerializer.deserialize(in, |
| MessagingService.globalPartitioner(), version); |
| ranges.add(range); |
| } |
| |
| return new RepairJobDesc(parentSessionId, sessionId, keyspace, columnFamily, ranges); |
| } |
| |
| public long serializedSize(RepairJobDesc desc, int version) |
| { |
| int size = 0; |
| if (version >= MessagingService.VERSION_21) |
| { |
| size += TypeSizes.sizeof(desc.parentSessionId != null); |
| if (desc.parentSessionId != null) |
| size += UUIDSerializer.serializer.serializedSize(desc.parentSessionId, version); |
| } |
| size += UUIDSerializer.serializer.serializedSize(desc.sessionId, version); |
| size += TypeSizes.sizeof(desc.keyspace); |
| size += TypeSizes.sizeof(desc.columnFamily); |
| size += TypeSizes.sizeof(desc.ranges.size()); |
| for (Range<Token> rt : desc.ranges) |
| { |
| size += AbstractBounds.tokenSerializer.serializedSize(rt, version); |
| } |
| return size; |
| } |
| } |
| } |