1 /* Copyright (C)2013 Pantheon Technologies, s.r.o. All rights reserved. */
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2 package org.opendaylight.openflowjava.protocol.impl.serialization.factories;
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4 import io.netty.buffer.ByteBuf;
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6 import java.util.HashMap;
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7 import java.util.Map;
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9 import org.opendaylight.openflowjava.protocol.impl.serialization.OFSerializer;
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10 import org.opendaylight.openflowjava.protocol.impl.util.ByteBufUtils;
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11 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.common.types.rev130731.PortConfig;
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12 import org.opendaylight.yang.gen.v1.urn.opendaylight.openflow.protocol.rev130731.TableModInput;
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15 * @author timotej.kubas
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16 * @author michal.polkorab
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18 public class TableModInputMessageFactory implements OFSerializer<TableModInput> {
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19 private static final byte MESSAGE_TYPE = 17;
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20 private static final byte PADDING_IN_TABLE_MOD_MESSAGE = 3;
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21 private static final int MESSAGE_LENGTH = 16;
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22 private static TableModInputMessageFactory instance;
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24 private TableModInputMessageFactory() {
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29 * @return singleton factory
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31 public static synchronized TableModInputMessageFactory getInstance() {
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32 if(instance == null){
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33 instance = new TableModInputMessageFactory();
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39 public void messageToBuffer(short version, ByteBuf out, TableModInput message) {
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40 ByteBufUtils.writeOFHeader(instance, message, out);
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41 out.writeByte(message.getTableId().getValue().byteValue());
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42 ByteBufUtils.padBuffer(PADDING_IN_TABLE_MOD_MESSAGE, out);
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43 out.writeInt(createConfigBitmask(message.getConfig()));
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47 public int computeLength(TableModInput message) {
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48 return MESSAGE_LENGTH;
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52 public byte getMessageType() {
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53 return MESSAGE_TYPE;
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58 * @return port config bitmask
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60 private static int createConfigBitmask(PortConfig config) {
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61 int configBitmask = 0;
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62 Map<Integer, Boolean> portConfigMap = new HashMap<>();
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63 portConfigMap.put(0, config.isPortDown());
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64 portConfigMap.put(2, config.isNoRecv());
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65 portConfigMap.put(5, config.isNoFwd());
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66 portConfigMap.put(6, config.isNoPacketIn());
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68 configBitmask = ByteBufUtils.fillBitMaskFromMap(portConfigMap);
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69 return configBitmask;
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