| package net.onrc.onos.core.topology.web.serializers; |
| |
| import java.io.IOException; |
| |
| import net.onrc.onos.core.topology.PortEvent; |
| import net.onrc.onos.core.topology.TopologyElement; |
| |
| import org.codehaus.jackson.JsonGenerator; |
| import org.codehaus.jackson.map.SerializerProvider; |
| import org.codehaus.jackson.map.ser.std.SerializerBase; |
| |
| /** |
| * Serializes a PortEvent object as JSON. |
| */ |
| public class PortEventSerializer extends SerializerBase<PortEvent> { |
| |
| /** |
| * Constructs a PortEvent serializer. |
| */ |
| public PortEventSerializer() { |
| super(PortEvent.class); |
| } |
| |
| @Override |
| public void serialize(PortEvent portEvent, JsonGenerator jsonGenerator, |
| SerializerProvider serializerProvider) |
| throws IOException { |
| // |
| // TODO: For now, the JSON format of the serialized output should |
| // be same as the JSON format of the corresponding class Port. |
| // In the future, we will use a single serializer. |
| // |
| |
| jsonGenerator.writeStartObject(); |
| jsonGenerator.writeStringField(TopologyElement.TYPE, portEvent.getType()); |
| jsonGenerator.writeStringField("state", "ACTIVE"); |
| jsonGenerator.writeStringField("dpid", portEvent.getDpid().toString()); |
| jsonGenerator.writeNumberField("portNumber", |
| portEvent.getPortNumber().value()); |
| jsonGenerator.writeStringField("desc", |
| null /* port.getDescription() */); |
| jsonGenerator.writeEndObject(); |
| } |
| } |