| /* |
| * Copyright 2014-present Open Networking Foundation |
| * |
| * Licensed 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.onosproject.store.serializers; |
| |
| import com.esotericsoftware.kryo.Kryo; |
| import com.esotericsoftware.kryo.Serializer; |
| import com.esotericsoftware.kryo.io.Input; |
| import com.esotericsoftware.kryo.io.Output; |
| import com.google.common.collect.ImmutableList; |
| |
| /** |
| * Creates {@link ImmutableList} serializer instance. |
| */ |
| public class ImmutableListSerializer extends Serializer<ImmutableList<?>> { |
| |
| /** |
| * Creates {@link ImmutableList} serializer instance. |
| */ |
| public ImmutableListSerializer() { |
| // non-null, immutable |
| super(false, true); |
| } |
| @Override |
| public void write(Kryo kryo, Output output, ImmutableList<?> object) { |
| output.writeInt(object.size()); |
| for (Object e : object) { |
| kryo.writeClassAndObject(output, e); |
| } |
| } |
| |
| @Override |
| public ImmutableList<?> read(Kryo kryo, Input input, |
| Class<ImmutableList<?>> type) { |
| final int size = input.readInt(); |
| switch (size) { |
| case 0: |
| return ImmutableList.of(); |
| case 1: |
| return ImmutableList.of(kryo.readClassAndObject(input)); |
| default: |
| Object[] elms = new Object[size]; |
| for (int i = 0; i < size; ++i) { |
| elms[i] = kryo.readClassAndObject(input); |
| } |
| return ImmutableList.copyOf(elms); |
| } |
| } |
| } |