+++ /dev/null
-package org.openflow.protocol;
-
-import java.lang.reflect.Constructor;
-
-/**
- * List of OpenFlow types and mappings to wire protocol value and derived
- * classes
- *
- * @author Rob Sherwood (rob.sherwood@stanford.edu)
- * @author David Erickson (daviderickson@cs.stanford.edu)
- *
- */
-public enum OFType {
- HELLO (0, OFHello.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFHello();
- }}),
- ERROR (1, OFError.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFError();
- }}),
- ECHO_REQUEST (2, OFEchoRequest.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFEchoRequest();
- }}),
- ECHO_REPLY (3, OFEchoReply.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFEchoReply();
- }}),
- VENDOR (4, OFVendor.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFVendor();
- }}),
- FEATURES_REQUEST (5, OFFeaturesRequest.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFFeaturesRequest();
- }}),
- FEATURES_REPLY (6, OFFeaturesReply.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFFeaturesReply();
- }}),
- GET_CONFIG_REQUEST (7, OFGetConfigRequest.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFGetConfigRequest();
- }}),
- GET_CONFIG_REPLY (8, OFGetConfigReply.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFGetConfigReply();
- }}),
- SET_CONFIG (9, OFSetConfig.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFSetConfig();
- }}),
- PACKET_IN (10, OFPacketIn.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFPacketIn();
- }}),
- FLOW_REMOVED (11, OFFlowRemoved.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFFlowRemoved();
- }}),
- PORT_STATUS (12, OFPortStatus.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFPortStatus();
- }}),
- PACKET_OUT (13, OFPacketOut.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFPacketOut();
- }}),
- FLOW_MOD (14, OFFlowMod.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFFlowMod();
- }}),
- PORT_MOD (15, OFPortMod.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFPortMod();
- }}),
- STATS_REQUEST (16, OFStatisticsRequest.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFStatisticsRequest();
- }}),
- STATS_REPLY (17, OFStatisticsReply.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFStatisticsReply();
- }}),
- BARRIER_REQUEST (18, OFBarrierRequest.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFBarrierRequest();
- }}),
- BARRIER_REPLY (19, OFBarrierReply.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFBarrierReply();
- }}),
- QUEUE_CONFIG_REQUEST (20, OFMessage.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFQueueConfigRequest();
- }}),
- QUEUE_CONFIG_REPLY (21, OFMessage.class, new Instantiable<OFMessage>() {
- @Override
- public OFMessage instantiate() {
- return new OFQueueConfigReply();
- }});
-
- static OFType[] mapping;
-
- protected Class<? extends OFMessage> clazz;
- protected Constructor<? extends OFMessage> constructor;
- protected Instantiable<OFMessage> instantiable;
- protected byte type;
-
- /**
- * Store some information about the OpenFlow type, including wire protocol
- * type number, length, and derived class
- *
- * @param type Wire protocol number associated with this OFType
- * @param requestClass The Java class corresponding to this type of OpenFlow
- * message
- * @param instantiator An Instantiator<OFMessage> implementation that creates an
- * instance of the specified OFMessage
- */
- OFType(int type, Class<? extends OFMessage> clazz, Instantiable<OFMessage> instantiator) {
- this.type = (byte) type;
- this.clazz = clazz;
- this.instantiable = instantiator;
- try {
- this.constructor = clazz.getConstructor(new Class[]{});
- } catch (Exception e) {
- throw new RuntimeException(
- "Failure getting constructor for class: " + clazz, e);
- }
- OFType.addMapping(this.type, this);
- }
-
- /**
- * Adds a mapping from type value to OFType enum
- *
- * @param i OpenFlow wire protocol type
- * @param t type
- */
- public static void addMapping(byte i, OFType t) {
- if (mapping == null)
- mapping = new OFType[32];
- OFType.mapping[i] = t;
- }
-
- /**
- * Remove a mapping from type value to OFType enum
- *
- * @param i OpenFlow wire protocol type
- */
- public static void removeMapping(byte i) {
- OFType.mapping[i] = null;
- }
-
- /**
- * Given a wire protocol OpenFlow type number, return the OFType associated
- * with it
- *
- * @param i wire protocol number
- * @return OFType enum type
- */
-
- public static OFType valueOf(Byte i) {
- return OFType.mapping[i];
- }
-
- /**
- * @return Returns the wire protocol value corresponding to this OFType
- */
- public byte getTypeValue() {
- return this.type;
- }
-
- /**
- * @return return the OFMessage subclass corresponding to this OFType
- */
- public Class<? extends OFMessage> toClass() {
- return clazz;
- }
-
- /**
- * Returns the no-argument Constructor of the implementation class for
- * this OFType
- * @return the constructor
- */
- public Constructor<? extends OFMessage> getConstructor() {
- return constructor;
- }
-
- /**
- * Returns a new instance of the OFMessage represented by this OFType
- * @return the new object
- */
- public OFMessage newInstance() {
- return instantiable.instantiate();
- }
-
- /**
- * @return the instantiable
- */
- public Instantiable<OFMessage> getInstantiable() {
- return instantiable;
- }
-
- /**
- * @param instantiable the instantiable to set
- */
- public void setInstantiable(Instantiable<OFMessage> instantiable) {
- this.instantiable = instantiable;
- }
-}
Code Review / controller.git / blobdiff