| /* Copyright 2013, Big Switch Networks, Inc. |
| * |
| * LoxiGen is licensed under the Eclipse Public License, version 1.0 (EPL), with |
| * the following special exception: |
| * |
| * LOXI Exception |
| * |
| * As a special exception to the terms of the EPL, you may distribute libraries |
| * generated by LoxiGen (LoxiGen Libraries) under the terms of your choice, provided |
| * that copyright and licensing notices generated by LoxiGen are not altered or removed |
| * from the LoxiGen Libraries and the notice provided below is (i) included in |
| * the LoxiGen Libraries, if distributed in source code form and (ii) included in any |
| * documentation for the LoxiGen Libraries, if distributed in binary form. |
| * |
| * Notice: "Copyright 2013, Big Switch Networks, Inc. This library was generated by the LoxiGen Compiler." |
| * |
| * You may not use this file except in compliance with the EPL or LOXI Exception. You may obtain |
| * a copy of the EPL at: |
| * |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * 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 |
| * EPL for the specific language governing permissions and limitations |
| * under the EPL. |
| */ |
| package org.openflow.protocol; |
| |
| /** |
| * The base interface for all OpenFlow message objects |
| */ |
| |
| import org.openflow.types.OFType; |
| |
| abstract public class OFAbstractMessage implements OFObject { |
| private final OFVersion version; |
| private final OFType type; |
| private int xid; |
| |
| public static int MINIMUM_SIZE = 8; |
| |
| public OFAbstractMessage(final OFVersion version, final OFType type) { |
| this.version = version; |
| this.type = type; |
| } |
| |
| /** |
| * Return the wire format version of this message, e.g., 0x01 |
| */ |
| OFVersion getVersion() { |
| return version; |
| } |
| |
| /** |
| * @return the transction ID for this message |
| */ |
| int getXid() { |
| return xid; |
| } |
| |
| /** |
| * @param newXid |
| * Set this transaction ID for this message |
| */ |
| void setXid(final int xid) { |
| this.xid = xid; |
| } |
| |
| /** |
| * The type that is returned here is agnostic to the underlying wire format |
| * |
| * @return the type of OpenFlow message. |
| */ |
| OFType getType() { |
| return type; |
| } |
| |
| @Override |
| public int getLength() { |
| return MINIMUM_SIZE; |
| } |
| } |