diff options
Diffstat (limited to 'framework/src/onos/core/store/serializers/src/main/java/org/onosproject/store/serializers/IpPrefixSerializer.java')
-rw-r--r-- | framework/src/onos/core/store/serializers/src/main/java/org/onosproject/store/serializers/IpPrefixSerializer.java | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/framework/src/onos/core/store/serializers/src/main/java/org/onosproject/store/serializers/IpPrefixSerializer.java b/framework/src/onos/core/store/serializers/src/main/java/org/onosproject/store/serializers/IpPrefixSerializer.java new file mode 100644 index 00000000..cf0a20b9 --- /dev/null +++ b/framework/src/onos/core/store/serializers/src/main/java/org/onosproject/store/serializers/IpPrefixSerializer.java @@ -0,0 +1,64 @@ +/* + * Copyright 2014 Open Networking Laboratory + * + * 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 org.onlab.packet.IpAddress; +import org.onlab.packet.IpPrefix; + +import com.esotericsoftware.kryo.Kryo; +import com.esotericsoftware.kryo.Serializer; +import com.esotericsoftware.kryo.io.Input; +import com.esotericsoftware.kryo.io.Output; + +/** + * Kryo Serializer for {@link IpPrefix}. + */ +public final class IpPrefixSerializer extends Serializer<IpPrefix> { + + /** + * Creates {@link IpPrefix} serializer instance. + */ + public IpPrefixSerializer() { + // non-null, immutable + super(false, true); + } + + @Override + public void write(Kryo kryo, Output output, + IpPrefix object) { + byte[] octs = object.address().toOctets(); + output.writeInt(octs.length); + output.writeBytes(octs); + output.writeInt(object.prefixLength()); + } + + @Override + public IpPrefix read(Kryo kryo, Input input, + Class<IpPrefix> type) { + int octLen = input.readInt(); + byte[] octs = new byte[octLen]; + input.readBytes(octs); + int prefLen = input.readInt(); + // Use the address size to decide whether it is IPv4 or IPv6 address + if (octLen == IpAddress.INET_BYTE_LENGTH) { + return IpPrefix.valueOf(IpAddress.Version.INET, octs, prefLen); + } + if (octLen == IpAddress.INET6_BYTE_LENGTH) { + return IpPrefix.valueOf(IpAddress.Version.INET6, octs, prefLen); + } + return null; // Shouldn't be reached + } +} |