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

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

diff --git a/third-party/openflowj_netty/src/main/java/org/openflow/protocol/OFVendor.java b/third-party/openflowj_netty/src/main/java/org/openflow/protocol/OFVendor.java
new file mode 100644 (file)
index 0000000..8ecb862
--- /dev/null
+++ b/third-party/openflowj_netty/src/main/java/org/openflow/protocol/OFVendor.java
@@ -0,0 +1,131 @@
+/**
+*    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;
+import org.openflow.protocol.factory.OFVendorDataFactory;
+import org.openflow.protocol.factory.OFVendorDataFactoryAware;
+import org.openflow.protocol.vendor.OFVendorData;
+
+/**
+ * Represents ofp_vendor_header
+ * @author David Erickson (daviderickson@cs.stanford.edu)
+ */
+public class OFVendor extends OFMessage implements OFVendorDataFactoryAware {
+    public static int MINIMUM_LENGTH = 12;
+
+    protected int vendor;
+    protected OFVendorData vendorData;
+    protected OFVendorDataFactory vendorDataFactory;
+
+    public OFVendor() {
+        super();
+        this.type = OFType.VENDOR;
+        this.length = U16.t(MINIMUM_LENGTH);
+    }
+
+    /**
+     * @return the vendor
+     */
+    public int getVendor() {
+        return vendor;
+    }
+
+    /**
+     * @param vendor the vendor to set
+     */
+    public void setVendor(int vendor) {
+        this.vendor = vendor;
+    }
+
+    /**
+     * @return the data
+     */
+    public OFVendorData getVendorData() {
+        return vendorData;
+    }
+
+    /**
+     * @param data the data to set
+     */
+    public void setVendorData(OFVendorData vendorData) {
+        this.vendorData = vendorData;
+    }
+
+    @Override
+    public void setVendorDataFactory(OFVendorDataFactory vendorDataFactory) {
+        this.vendorDataFactory = vendorDataFactory;
+    }
+      
+    @Override
+    public void readFrom(ChannelBuffer data) {
+        super.readFrom(data);
+        this.vendor = data.readInt();
+        if (vendorDataFactory == null)
+            throw new RuntimeException("OFVendorDataFactory not set");
+            
+        this.vendorData = vendorDataFactory.parseVendorData(vendor,
+                data, super.getLengthU() - MINIMUM_LENGTH);
+    }
+
+    @Override
+    public void writeTo(ChannelBuffer data) {
+        super.writeTo(data);
+        data.writeInt(this.vendor);
+        if (vendorData != null)
+            vendorData.writeTo(data);
+    }
+
+    /* (non-Javadoc)
+     * @see java.lang.Object#hashCode()
+     */
+    @Override
+    public int hashCode() {
+        final int prime = 337;
+        int result = super.hashCode();
+        result = prime * result + vendor;
+        if (vendorData != null)
+            result = prime * result + vendorData.hashCode();
+        return result;
+    }
+
+    /* (non-Javadoc)
+     * @see java.lang.Object#equals(java.lang.Object)
+     */
+    @Override
+    public boolean equals(Object obj) {
+        if (this == obj)
+            return true;
+        if (!super.equals(obj))
+            return false;
+        if (getClass() != obj.getClass())
+            return false;
+        OFVendor other = (OFVendor) obj;
+        if (vendor != other.vendor)
+            return false;
+        if (vendorData == null) {
+            if (other.vendorData != null) {
+                return false;
+            }
+        } else if (!vendorData.equals(other.vendorData)) {
+            return false;
+        }
+        return true;
+    }
+}