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

   1
   2 /*
   3  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   4  *
   5  * This program and the accompanying materials are made available under the
   6  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   7  * and is available at http://www.eclipse.org/legal/epl-v10.html
   8  */
   9
  10 package org.opendaylight.controller.protocol_plugin.openflow.internal;
  11
  12 import java.nio.ByteBuffer;
  13
  14 import org.opendaylight.controller.protocol_plugin.openflow.vendorextension.v6extension.V6Error;
  15 import org.openflow.protocol.OFError;
  16 import org.openflow.protocol.OFError.OFBadActionCode;
  17 import org.openflow.protocol.OFError.OFBadRequestCode;
  18 import org.openflow.protocol.OFError.OFErrorType;
  19 import org.openflow.protocol.OFError.OFFlowModFailedCode;
  20 import org.openflow.protocol.OFError.OFHelloFailedCode;
  21 import org.openflow.protocol.OFError.OFPortModFailedCode;
  22 import org.openflow.protocol.OFError.OFQueueOpFailedCode;
  23
  24 public abstract class Utils {
  25     public static String getOFErrorString(OFError error) {
  26         // Handle VENDOR extension errors here
  27
  28         /*
  29         if (error.getErrorType() == V6Error.NICIRA_VENDOR_ERRORTYPE) {
  30             V6Error er = new V6Error(error);
  31             byte[] b = error.getError();
  32             ByteBuffer bb = ByteBuffer.allocate(b.length);
  33             bb.put(b);
  34             bb.rewind();
  35             er.readFrom(bb);
  36             return er.toString();
  37         }
  38         */
  39
  40         // Handle OF1.0 errors here
  41         OFErrorType et = OFErrorType.values()[0xffff & error.getErrorType()];
  42         String errorStr = "Error : " + et.toString();
  43         switch (et) {
  44         case OFPET_HELLO_FAILED:
  45             OFHelloFailedCode hfc = OFHelloFailedCode.values()[0xffff & error
  46                     .getErrorCode()];
  47             errorStr += " " + hfc.toString();
  48             break;
  49         case OFPET_BAD_REQUEST:
  50             OFBadRequestCode brc = OFBadRequestCode.values()[0xffff & error
  51                     .getErrorCode()];
  52             errorStr += " " + brc.toString();
  53             break;
  54         case OFPET_BAD_ACTION:
  55             OFBadActionCode bac = OFBadActionCode.values()[0xffff & error
  56                     .getErrorCode()];
  57             errorStr += " " + bac.toString();
  58             break;
  59         case OFPET_FLOW_MOD_FAILED:
  60             OFFlowModFailedCode fmfc = OFFlowModFailedCode.values()[0xffff & error
  61                     .getErrorCode()];
  62             errorStr += " " + fmfc.toString();
  63             break;
  64         case OFPET_PORT_MOD_FAILED:
  65             OFPortModFailedCode pmfc = OFPortModFailedCode.values()[0xffff & error
  66                     .getErrorCode()];
  67             errorStr += " " + pmfc.toString();
  68             break;
  69         case OFPET_QUEUE_OP_FAILED:
  70             OFQueueOpFailedCode qofc = OFQueueOpFailedCode.values()[0xffff & error
  71                     .getErrorCode()];
  72             errorStr += " " + qofc.toString();
  73             break;
  74         default:
  75             break;
  76         }
  77         return errorStr;
  78     }
  79 }