Extension support - easy lookup for toOFJava

[openflowplugin.git] / extension / openflowjava-extension-nicira / src / main / java / org / opendaylight / openflowjava / nx / codec / action / AbstractActionCodec.java

diff --git a/extension/openflowjava-extension-nicira/src/main/java/org/opendaylight/openflowjava/nx/codec/action/AbstractActionCodec.java b/extension/openflowjava-extension-nicira/src/main/java/org/opendaylight/openflowjava/nx/codec/action/AbstractActionCodec.java
new file mode 100644 (file)
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+++ b/extension/openflowjava-extension-nicira/src/main/java/org/opendaylight/openflowjava/nx/codec/action/AbstractActionCodec.java
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+/**
+ * Copyright (c) 2014 Cisco Systems, Inc. and others.  All rights reserved.
+ * 
+ * This program and the accompanying materials are made available under the
+ * terms of the Eclipse Public License v1.0 which accompanies this distribution,
+ * and is available at http://www.eclipse.org/legal/epl-v10.html
+ */
+package org.opendaylight.openflowjava.nx.codec.action;
+
+import io.netty.buffer.ByteBuf;
+
+import org.opendaylight.openflowjava.nx.api.NiciraConstants;
+import org.opendaylight.openflowjava.protocol.api.extensibility.OFDeserializer;
+import org.opendaylight.openflowjava.protocol.api.extensibility.OFSerializer;
+import org.opendaylight.openflowjava.protocol.api.util.EncodeConstants;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ExperimenterIdAction;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.augments.rev131002.ExperimenterIdActionBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.Experimenter;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.ExperimenterActionSubType;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.Action;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.action.rev130731.actions.grouping.ActionBuilder;
+import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ExperimenterId;
+
+/**
+ * @author msunal
+ *
+ */
+public abstract class AbstractActionCodec implements OFSerializer<Action>, OFDeserializer<Action> {
+
+    protected final static void serializeHeader(int msgLength, int subtype, ByteBuf outBuffer) {
+        outBuffer.writeShort(EncodeConstants.EXPERIMENTER_VALUE);
+        writeMsgLengthVendorIdSubtypeToBuffer(msgLength, subtype, outBuffer);
+    }
+
+    private final static void writeMsgLengthVendorIdSubtypeToBuffer(int msgLength, int subtype, ByteBuf outBuffer) {
+        outBuffer.writeShort(msgLength);
+        outBuffer.writeInt(NiciraConstants.NX_VENDOR_ID.intValue());
+        outBuffer.writeShort(subtype);
+    }
+    
+    protected final static ActionBuilder deserializeHeader(ByteBuf message) {
+        // size of experimenter type
+        message.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
+        // size of length
+        message.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
+        // vendor id
+        message.skipBytes(EncodeConstants.SIZE_OF_INT_IN_BYTES);
+        // subtype
+        message.skipBytes(EncodeConstants.SIZE_OF_SHORT_IN_BYTES);
+        ActionBuilder actionBuilder = new ActionBuilder();
+        actionBuilder.setType(Experimenter.class);
+        return actionBuilder;
+    }
+    
+    protected final static ExperimenterIdAction createExperimenterIdAction(Class<? extends ExperimenterActionSubType> subtype) {
+        ExperimenterIdActionBuilder expIdBuilder = new ExperimenterIdActionBuilder();
+        expIdBuilder.setExperimenter(new ExperimenterId(NiciraConstants.NX_VENDOR_ID));
+        expIdBuilder.setSubType(subtype);
+        return expIdBuilder.build();
+    }
+
+}