| /* |
| * 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.hints; |
| |
| import java.io.IOException; |
| import java.util.UUID; |
| |
| import com.google.common.primitives.Ints; |
| |
| import org.apache.cassandra.db.TypeSizes; |
| import org.apache.cassandra.exceptions.UnknownTableException; |
| import org.apache.cassandra.io.IVersionedAsymmetricSerializer; |
| import org.apache.cassandra.io.util.DataInputPlus; |
| import org.apache.cassandra.io.util.DataOutputPlus; |
| import org.apache.cassandra.io.util.TrackedDataInputPlus; |
| import org.apache.cassandra.schema.TableId; |
| import org.apache.cassandra.utils.UUIDSerializer; |
| |
| // Fake serializer for dtests. Located in hints package to avoid publishing package-private fields. |
| public class DTestSerializer implements IVersionedAsymmetricSerializer<SerializableHintMessage, HintMessage> |
| { |
| public void serialize(SerializableHintMessage obj, DataOutputPlus out, int version) throws IOException |
| { |
| HintMessage message; |
| if (!(obj instanceof HintMessage) || (message = (HintMessage) obj).hint != null) |
| { |
| HintMessage.serializer.serialize(obj, out, version); |
| return; |
| } |
| |
| UUIDSerializer.serializer.serialize(message.hostId, out, version); |
| out.writeUnsignedVInt32(0); |
| message.unknownTableID.serialize(out); |
| } |
| |
| public HintMessage deserialize(DataInputPlus in, int version) throws IOException |
| { |
| UUID hostId = UUIDSerializer.serializer.deserialize(in, version); |
| |
| long hintSize = in.readUnsignedVInt(); |
| TrackedDataInputPlus countingIn = new TrackedDataInputPlus(in); |
| if (hintSize == 0) |
| return new HintMessage(hostId, TableId.deserialize(countingIn)); |
| |
| try |
| { |
| return new HintMessage(hostId, Hint.serializer.deserialize(countingIn, version)); |
| } |
| catch (UnknownTableException e) |
| { |
| in.skipBytes(Ints.checkedCast(hintSize - countingIn.getBytesRead())); |
| return new HintMessage(hostId, e.id); |
| } |
| } |
| |
| public long serializedSize(SerializableHintMessage obj, int version) |
| { |
| HintMessage message; |
| if (!(obj instanceof HintMessage) || (message = (HintMessage) obj).hint != null) |
| return HintMessage.serializer.serializedSize(obj, version); |
| |
| long size = UUIDSerializer.serializer.serializedSize(message.hostId, version); |
| size += TypeSizes.sizeofUnsignedVInt(0); |
| size += UUIDSerializer.serializer.serializedSize(message.unknownTableID.asUUID(), version); |
| return size; |
| } |
| } |