-/**
-* Copyright (c) 2008 The Board of Trustees of The Leland Stanford Junior
-* University
-*
-* 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.openflow.protocol;
-
-
-import org.jboss.netty.buffer.ChannelBuffer;
-import org.openflow.util.U16;
-
-/**
- * Represents an ofp_port_status message
- * @author David Erickson (daviderickson@cs.stanford.edu)
- */
-public class OFPortStatus extends OFMessage {
- public static int MINIMUM_LENGTH = 64;
-
- public enum OFPortReason {
- OFPPR_ADD,
- OFPPR_DELETE,
- OFPPR_MODIFY
- }
-
- protected byte reason;
- protected OFPhysicalPort desc;
-
- /**
- * @return the reason
- */
- public byte getReason() {
- return reason;
- }
-
- /**
- * @param reason the reason to set
- */
- public void setReason(byte reason) {
- this.reason = reason;
- }
-
- /**
- * @return the desc
- */
- public OFPhysicalPort getDesc() {
- return desc;
- }
-
- /**
- * @param desc the desc to set
- */
- public void setDesc(OFPhysicalPort desc) {
- this.desc = desc;
- }
-
- public OFPortStatus() {
- super();
- this.type = OFType.PORT_STATUS;
- this.length = U16.t(MINIMUM_LENGTH);
- }
-
- @Override
- public void readFrom(ChannelBuffer data) {
- super.readFrom(data);
- this.reason = data.readByte();
- data.readerIndex(data.readerIndex() + 7); // skip 7 bytes of padding
- if (this.desc == null)
- this.desc = new OFPhysicalPort();
- this.desc.readFrom(data);
- }
-
- @Override
- public void writeTo(ChannelBuffer data) {
- super.writeTo(data);
- data.writeByte(this.reason);
- for (int i = 0; i < 7; ++i)
- data.writeByte((byte) 0);
- this.desc.writeTo(data);
- }
-
- @Override
- public int hashCode() {
- final int prime = 313;
- int result = super.hashCode();
- result = prime * result + ((desc == null) ? 0 : desc.hashCode());
- result = prime * result + reason;
- return result;
- }
-
- @Override
- public boolean equals(Object obj) {
- if (this == obj) {
- return true;
- }
- if (!super.equals(obj)) {
- return false;
- }
- if (!(obj instanceof OFPortStatus)) {
- return false;
- }
- OFPortStatus other = (OFPortStatus) obj;
- if (desc == null) {
- if (other.desc != null) {
- return false;
- }
- } else if (!desc.equals(other.desc)) {
- return false;
- }
- if (reason != other.reason) {
- return false;
- }
- return true;
- }
-}