1 /* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */
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2 package org.opendaylight.openflowjava.protocol.impl.deserialization.factories;
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4 import io.netty.buffer.ByteBuf;
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6 import org.opendaylight.openflowjava.protocol.impl.deserialization.OFDeserializer;
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7 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.ErrorType;
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8 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ErrorMessage;
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9 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.ErrorMessageBuilder;
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12 * Translates Error messages
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13 * @author michal.polkorab
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14 * @author timotej.kubas
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16 public class ErrorMessageFactory implements OFDeserializer<ErrorMessage> {
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18 private static ErrorMessageFactory instance;
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20 private ErrorMessageFactory() {
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21 // do nothing, just singleton
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25 * @return singleton factory
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27 public static synchronized ErrorMessageFactory getInstance() {
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28 if (instance == null) {
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29 instance = new ErrorMessageFactory();
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35 public ErrorMessage bufferToMessage(ByteBuf rawMessage, short version) {
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36 ErrorMessageBuilder builder = new ErrorMessageBuilder();
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37 builder.setVersion(version);
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38 builder.setXid(rawMessage.readUnsignedInt());
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39 builder.setType(ErrorType.forValue(rawMessage.readUnsignedShort()));
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40 builder.setCode(rawMessage.readUnsignedShort());
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41 if (rawMessage.readableBytes() > 0) {
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42 builder.setData(rawMessage.readBytes(rawMessage.readableBytes()).array());
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44 return builder.build();
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