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 | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 17 | |
HIGUCHI Yuta | b49b007 | 2016-02-22 22:50:45 -0800 | [diff] [blame] | 18 | import static com.google.common.base.Preconditions.checkArgument; |
| 19 | |
Pavlin Radoslavov | d0e32d7 | 2014-10-31 18:11:43 -0700 | [diff] [blame] | 20 | import org.onlab.packet.IpAddress; |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 21 | import org.onlab.packet.IpPrefix; |
| 22 | |
| 23 | import com.esotericsoftware.kryo.Kryo; |
| 24 | import com.esotericsoftware.kryo.Serializer; |
| 25 | import com.esotericsoftware.kryo.io.Input; |
| 26 | import com.esotericsoftware.kryo.io.Output; |
| 27 | |
Yuta HIGUCHI | c705201 | 2014-09-22 19:11:00 -0700 | [diff] [blame] | 28 | /** |
| 29 | * Kryo Serializer for {@link IpPrefix}. |
| 30 | */ |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 31 | public final class IpPrefixSerializer extends Serializer<IpPrefix> { |
| 32 | |
Yuta HIGUCHI | c705201 | 2014-09-22 19:11:00 -0700 | [diff] [blame] | 33 | /** |
Yuta HIGUCHI | 03fec1f | 2014-10-03 09:13:50 -0700 | [diff] [blame] | 34 | * Creates {@link IpPrefix} serializer instance. |
Yuta HIGUCHI | c705201 | 2014-09-22 19:11:00 -0700 | [diff] [blame] | 35 | */ |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 36 | public IpPrefixSerializer() { |
| 37 | // non-null, immutable |
| 38 | super(false, true); |
| 39 | } |
| 40 | |
| 41 | @Override |
| 42 | public void write(Kryo kryo, Output output, |
| 43 | IpPrefix object) { |
Pavlin Radoslavov | 855ea2d | 2014-10-30 15:32:39 -0700 | [diff] [blame] | 44 | byte[] octs = object.address().toOctets(); |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 45 | output.writeInt(octs.length); |
| 46 | output.writeBytes(octs); |
| 47 | output.writeInt(object.prefixLength()); |
| 48 | } |
| 49 | |
| 50 | @Override |
| 51 | public IpPrefix read(Kryo kryo, Input input, |
| 52 | Class<IpPrefix> type) { |
| 53 | int octLen = input.readInt(); |
HIGUCHI Yuta | b49b007 | 2016-02-22 22:50:45 -0800 | [diff] [blame] | 54 | checkArgument(octLen <= IpAddress.INET6_BYTE_LENGTH); |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 55 | byte[] octs = new byte[octLen]; |
Yuta HIGUCHI | b0995df | 2014-10-15 23:13:42 -0700 | [diff] [blame] | 56 | input.readBytes(octs); |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 57 | int prefLen = input.readInt(); |
Pavlin Radoslavov | b139f4d | 2014-10-31 21:14:14 -0700 | [diff] [blame] | 58 | // Use the address size to decide whether it is IPv4 or IPv6 address |
| 59 | if (octLen == IpAddress.INET_BYTE_LENGTH) { |
| 60 | return IpPrefix.valueOf(IpAddress.Version.INET, octs, prefLen); |
| 61 | } |
| 62 | if (octLen == IpAddress.INET6_BYTE_LENGTH) { |
| 63 | return IpPrefix.valueOf(IpAddress.Version.INET6, octs, prefLen); |
| 64 | } |
| 65 | return null; // Shouldn't be reached |
Yuta HIGUCHI | 24a086b | 2014-09-21 23:28:41 -0700 | [diff] [blame] | 66 | } |
| 67 | } |