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

[controller.git] / opendaylight / protocol_plugins / openflow_netty / src / main / java / org / opendaylight / controller / protocol_plugin / openflow / internal / Utils.java

diff --git a/opendaylight/protocol_plugins/openflow_netty/src/main/java/org/opendaylight/controller/protocol_plugin/openflow/internal/Utils.java b/opendaylight/protocol_plugins/openflow_netty/src/main/java/org/opendaylight/controller/protocol_plugin/openflow/internal/Utils.java
new file mode 100644 (file)
index 0000000..52f501c
--- /dev/null
+++ b/opendaylight/protocol_plugins/openflow_netty/src/main/java/org/opendaylight/controller/protocol_plugin/openflow/internal/Utils.java
@@ -0,0 +1,79 @@
+
+/*
+ * Copyright (c) 2013 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.controller.protocol_plugin.openflow.internal;
+
+import java.nio.ByteBuffer;
+
+import org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Error;
+import org.openflow.protocol.OFError;
+import org.openflow.protocol.OFError.OFBadActionCode;
+import org.openflow.protocol.OFError.OFBadRequestCode;
+import org.openflow.protocol.OFError.OFErrorType;
+import org.openflow.protocol.OFError.OFFlowModFailedCode;
+import org.openflow.protocol.OFError.OFHelloFailedCode;
+import org.openflow.protocol.OFError.OFPortModFailedCode;
+import org.openflow.protocol.OFError.OFQueueOpFailedCode;
+
+public abstract class Utils {
+    public static String getOFErrorString(OFError error) {
+        // Handle VENDOR extension errors here
+
+        /*
+        if (error.getErrorType() == V6Error.NICIRA_VENDOR_ERRORTYPE) {
+            V6Error er = new V6Error(error);
+            byte[] b = error.getError();
+            ByteBuffer bb = ByteBuffer.allocate(b.length);
+            bb.put(b);
+            bb.rewind();
+            er.readFrom(bb);
+            return er.toString();
+        }
+        */
+
+        // Handle OF1.0 errors here
+        OFErrorType et = OFErrorType.values()[0xffff & error.getErrorType()];
+        String errorStr = "Error : " + et.toString();
+        switch (et) {
+        case OFPET_HELLO_FAILED:
+            OFHelloFailedCode hfc = OFHelloFailedCode.values()[0xffff & error
+                    .getErrorCode()];
+            errorStr += " " + hfc.toString();
+            break;
+        case OFPET_BAD_REQUEST:
+            OFBadRequestCode brc = OFBadRequestCode.values()[0xffff & error
+                    .getErrorCode()];
+            errorStr += " " + brc.toString();
+            break;
+        case OFPET_BAD_ACTION:
+            OFBadActionCode bac = OFBadActionCode.values()[0xffff & error
+                    .getErrorCode()];
+            errorStr += " " + bac.toString();
+            break;
+        case OFPET_FLOW_MOD_FAILED:
+            OFFlowModFailedCode fmfc = OFFlowModFailedCode.values()[0xffff & error
+                    .getErrorCode()];
+            errorStr += " " + fmfc.toString();
+            break;
+        case OFPET_PORT_MOD_FAILED:
+            OFPortModFailedCode pmfc = OFPortModFailedCode.values()[0xffff & error
+                    .getErrorCode()];
+            errorStr += " " + pmfc.toString();
+            break;
+        case OFPET_QUEUE_OP_FAILED:
+            OFQueueOpFailedCode qofc = OFQueueOpFailedCode.values()[0xffff & error
+                    .getErrorCode()];
+            errorStr += " " + qofc.toString();
+            break;
+        default:
+            break;
+        }
+        return errorStr;
+    }
+}