Performacne improvements via adding a netty-based openflowj and openflow plugin;...

[controller.git] / third-party / openflowj_netty / src / main / java / org / openflow / protocol / OFPortStatus.java

diff --git a/third-party/openflowj_netty/src/main/java/org/openflow/protocol/OFPortStatus.java b/third-party/openflowj_netty/src/main/java/org/openflow/protocol/OFPortStatus.java
new file mode 100644 (file)
index 0000000..8bde6e7
--- /dev/null
+++ b/third-party/openflowj_netty/src/main/java/org/openflow/protocol/OFPortStatus.java
@@ -0,0 +1,126 @@
+/**
+*    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;
+    }
+}