Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 1 | /* |
Brian O'Connor | 5ab426f | 2016-04-09 01:19:45 -0700 | [diff] [blame] | 2 | * Copyright 2014-present Open Networking Laboratory |
Thomas Vachuska | 4f1a60c | 2014-10-28 13:39:07 -0700 | [diff] [blame] | 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Brian O'Connor | abafb50 | 2014-12-02 22:26:20 -0800 | [diff] [blame] | 16 | package org.onosproject.store.serializers; |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 17 | |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 18 | import com.esotericsoftware.kryo.Kryo; |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 19 | import com.esotericsoftware.kryo.Serializer; |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 20 | import com.esotericsoftware.kryo.io.Input; |
| 21 | import com.esotericsoftware.kryo.io.Output; |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 22 | import com.google.common.collect.ImmutableSet; |
| 23 | |
| 24 | /** |
| 25 | * Kryo Serializer for {@link ImmutableSet}. |
| 26 | */ |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 27 | public class ImmutableSetSerializer extends Serializer<ImmutableSet<?>> { |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 28 | |
Yuta HIGUCHI | 03fec1f | 2014-10-03 09:13:50 -0700 | [diff] [blame] | 29 | /** |
| 30 | * Creates {@link ImmutableSet} serializer instance. |
| 31 | */ |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 32 | public ImmutableSetSerializer() { |
| 33 | // non-null, immutable |
| 34 | super(false, true); |
| 35 | } |
| 36 | |
| 37 | @Override |
| 38 | public void write(Kryo kryo, Output output, ImmutableSet<?> object) { |
Yuta HIGUCHI | d08e2e9 | 2016-07-10 00:15:10 -0700 | [diff] [blame] | 39 | output.writeInt(object.size()); |
| 40 | for (Object e : object) { |
| 41 | kryo.writeClassAndObject(output, e); |
| 42 | } |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 43 | } |
| 44 | |
| 45 | @Override |
| 46 | public ImmutableSet<?> read(Kryo kryo, Input input, |
| 47 | Class<ImmutableSet<?>> type) { |
Yuta HIGUCHI | d08e2e9 | 2016-07-10 00:15:10 -0700 | [diff] [blame] | 48 | final int size = input.readInt(); |
| 49 | switch (size) { |
| 50 | case 0: |
| 51 | return ImmutableSet.of(); |
| 52 | case 1: |
| 53 | return ImmutableSet.of(kryo.readClassAndObject(input)); |
| 54 | default: |
| 55 | Object[] elms = new Object[size]; |
| 56 | for (int i = 0; i < size; ++i) { |
| 57 | elms[i] = kryo.readClassAndObject(input); |
| 58 | } |
| 59 | return ImmutableSet.copyOf(elms); |
| 60 | } |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 61 | } |
Yuta HIGUCHI | 533ec32 | 2014-09-30 13:29:52 -0700 | [diff] [blame] | 62 | } |