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 | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 17 | |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 18 | import java.io.InputStream; |
| 19 | import java.io.OutputStream; |
tom | f5d85d4 | 2014-10-02 05:27:56 -0700 | [diff] [blame] | 20 | import java.nio.ByteBuffer; |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 21 | |
Jonathan Hart | 4f60f98 | 2014-10-27 08:11:17 -0700 | [diff] [blame] | 22 | import org.onlab.util.KryoNamespace; |
| 23 | |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 24 | import com.google.common.base.MoreObjects; |
| 25 | |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 26 | /** |
Yuta HIGUCHI | 971addc | 2014-10-07 23:23:17 -0700 | [diff] [blame] | 27 | * StoreSerializer implementation using Kryo. |
HIGUCHI Yuta | e729065 | 2016-05-18 11:29:01 -0700 | [diff] [blame] | 28 | * |
| 29 | * @deprecated in Goldeneye (1.6.0) |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 30 | */ |
HIGUCHI Yuta | e729065 | 2016-05-18 11:29:01 -0700 | [diff] [blame] | 31 | @Deprecated |
Yuta HIGUCHI | 971addc | 2014-10-07 23:23:17 -0700 | [diff] [blame] | 32 | public class KryoSerializer implements StoreSerializer { |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 33 | |
Yuta HIGUCHI | 8d143d2 | 2014-10-19 23:15:09 -0700 | [diff] [blame] | 34 | protected KryoNamespace serializerPool; |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 35 | |
Yuta HIGUCHI | 672488d | 2014-10-07 09:23:43 -0700 | [diff] [blame] | 36 | public KryoSerializer() { |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 37 | setupKryoPool(); |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 38 | } |
| 39 | |
| 40 | /** |
Jonathan Hart | 4f60f98 | 2014-10-27 08:11:17 -0700 | [diff] [blame] | 41 | * Sets up the common serializers pool. |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 42 | */ |
| 43 | protected void setupKryoPool() { |
Yuta HIGUCHI | 8d143d2 | 2014-10-19 23:15:09 -0700 | [diff] [blame] | 44 | serializerPool = KryoNamespace.newBuilder() |
| 45 | .register(KryoNamespaces.API) |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 46 | .nextId(KryoNamespaces.BEGIN_USER_CUSTOM_ID) |
| 47 | .build(); |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 48 | } |
| 49 | |
| 50 | @Override |
Yuta HIGUCHI | 53a285d | 2014-10-06 23:58:01 -0700 | [diff] [blame] | 51 | public byte[] encode(final Object obj) { |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 52 | return serializerPool.serialize(obj); |
| 53 | } |
| 54 | |
| 55 | @Override |
Yuta HIGUCHI | 53a285d | 2014-10-06 23:58:01 -0700 | [diff] [blame] | 56 | public <T> T decode(final byte[] bytes) { |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 57 | if (bytes == null) { |
| 58 | return null; |
| 59 | } |
| 60 | return serializerPool.deserialize(bytes); |
| 61 | } |
| 62 | |
Yuta HIGUCHI | f6d1170 | 2014-09-30 19:18:59 -0700 | [diff] [blame] | 63 | @Override |
Yuta HIGUCHI | 53a285d | 2014-10-06 23:58:01 -0700 | [diff] [blame] | 64 | public void encode(Object obj, ByteBuffer buffer) { |
Yuta HIGUCHI | f6d1170 | 2014-09-30 19:18:59 -0700 | [diff] [blame] | 65 | serializerPool.serialize(obj, buffer); |
| 66 | } |
| 67 | |
| 68 | @Override |
Yuta HIGUCHI | 53a285d | 2014-10-06 23:58:01 -0700 | [diff] [blame] | 69 | public <T> T decode(ByteBuffer buffer) { |
Yuta HIGUCHI | f6d1170 | 2014-09-30 19:18:59 -0700 | [diff] [blame] | 70 | return serializerPool.deserialize(buffer); |
| 71 | } |
| 72 | |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 73 | @Override |
| 74 | public void encode(Object obj, OutputStream stream) { |
| 75 | serializerPool.serialize(obj, stream); |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | public <T> T decode(InputStream stream) { |
| 80 | return serializerPool.deserialize(stream); |
| 81 | } |
| 82 | |
| 83 | @Override |
Madan Jampani | dc01297 | 2016-04-25 11:13:26 -0700 | [diff] [blame] | 84 | public <T> T copy(T object) { |
| 85 | return decode(encode(object)); |
| 86 | } |
| 87 | |
| 88 | @Override |
Yuta HIGUCHI | 91768e3 | 2014-11-22 05:06:35 -0800 | [diff] [blame] | 89 | public String toString() { |
| 90 | return MoreObjects.toStringHelper(getClass()) |
| 91 | .add("serializerPool", serializerPool) |
| 92 | .toString(); |
| 93 | } |
Yuta HIGUCHI | ad4c218 | 2014-09-29 11:16:23 -0700 | [diff] [blame] | 94 | } |