/**
* Copyright 2013, Big Switch Networks, Inc.
*
* 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 net.floodlightcontroller.linkdiscovery.web;
import java.io.IOException;
import com.fasterxml.jackson.core.JsonGenerator;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.JsonSerializer;
import com.fasterxml.jackson.databind.SerializerProvider;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import org.openflow.util.HexString;
import net.floodlightcontroller.linkdiscovery.ILinkDiscovery.LinkDirection;
import net.floodlightcontroller.linkdiscovery.ILinkDiscovery.LinkType;
import net.floodlightcontroller.routing.Link;
/**
* This class is both the datastructure and the serializer
* for a link with the corresponding type of link.
* @author alexreimers
*/
@JsonSerialize(using=LinkWithType.class)
public class LinkWithType extends JsonSerializer<LinkWithType> {
public long srcSwDpid;
public short srcPort;
public long dstSwDpid;
public short dstPort;
public LinkType type;
public LinkDirection direction;
// Do NOT delete this, it's required for the serializer
public LinkWithType() {}
public LinkWithType(Link link,
LinkType type,
LinkDirection direction) {
this.srcSwDpid = link.getSrc();
this.srcPort = link.getSrcPort();
this.dstSwDpid = link.getDst();
this.dstPort = link.getDstPort();
this.type = type;
this.direction = direction;
}
@Override
public void serialize(LinkWithType lwt, JsonGenerator jgen, SerializerProvider arg2)
throws IOException, JsonProcessingException {
// You ****MUST*** use lwt for the fields as it's actually a different object.
jgen.writeStartObject();
jgen.writeStringField("src-switch", HexString.toHexString(lwt.srcSwDpid));
jgen.writeNumberField("src-port", lwt.srcPort);
jgen.writeStringField("dst-switch", HexString.toHexString(lwt.dstSwDpid));
jgen.writeNumberField("dst-port", lwt.dstPort);
jgen.writeStringField("type", lwt.type.toString());
jgen.writeStringField("direction", lwt.direction.toString());
jgen.writeEndObject();
}
@Override
public Class<LinkWithType> handledType() {
return LinkWithType.class;
}
}