| /* |
| * 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.schema; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| |
| import org.apache.cassandra.db.Mutation; |
| import org.apache.cassandra.db.TypeSizes; |
| import org.apache.cassandra.io.IVersionedSerializer; |
| import org.apache.cassandra.io.util.DataInputPlus; |
| import org.apache.cassandra.io.util.DataOutputPlus; |
| |
| public class SchemaMutationsSerializer implements IVersionedSerializer<Collection<Mutation>> |
| { |
| public static final SchemaMutationsSerializer instance = new SchemaMutationsSerializer(); |
| |
| public void serialize(Collection<Mutation> schema, DataOutputPlus out, int version) throws IOException |
| { |
| out.writeInt(schema.size()); |
| for (Mutation mutation : schema) |
| Mutation.serializer.serialize(mutation, out, version); |
| } |
| |
| public Collection<Mutation> deserialize(DataInputPlus in, int version) throws IOException |
| { |
| int count = in.readInt(); |
| Collection<Mutation> schema = new ArrayList<>(count); |
| |
| for (int i = 0; i < count; i++) |
| schema.add(Mutation.serializer.deserialize(in, version)); |
| |
| return schema; |
| } |
| |
| public long serializedSize(Collection<Mutation> schema, int version) |
| { |
| int size = TypeSizes.sizeof(schema.size()); |
| for (Mutation mutation : schema) |
| size += mutation.serializedSize(version); |
| return size; |
| } |
| } |