2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
4 * This program and the accompanying materials are made available under the
5 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
6 * and is available at http://www.eclipse.org/legal/epl-v10.html
9 package org.opendaylight.groupbasedpolicy.renderer.ofoverlay.flow;
11 import static org.opendaylight.groupbasedpolicy.renderer.ofoverlay.flow.FlowUtils.gotoTableIns;
13 import org.opendaylight.groupbasedpolicy.renderer.ofoverlay.OfContext;
14 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowId;
15 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.Flow;
16 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.tables.table.FlowBuilder;
17 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.Match;
18 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.types.rev131026.flow.MatchBuilder;
19 import org.slf4j.Logger;
20 import org.slf4j.LoggerFactory;
23 * Base class for managing flow tables
26 public abstract class FlowTable extends OfTable {
27 protected static final Logger LOG =
28 LoggerFactory.getLogger(FlowTable.class);
30 public FlowTable(OfContext ctx) {
35 * Get the table ID being manipulated
37 * @return the table id
39 public abstract short getTableId();
46 * Get a base flow builder with some common features already set
48 * @return {@link FlowBuilder}
50 protected FlowBuilder base() {
51 return new FlowBuilder()
52 .setTableId(getTableId())
59 * Write a drop flow for the given ethertype at the given priority.
60 * If the ethertype is null, then drop all traffic
62 * @param priority the priority
63 * @param etherType the ethertype
64 * @param tableId the table id
65 * @return a drop flow for the given ethertype at the given priority.
67 public Flow dropFlow(Integer priority, Long etherType, Short tableId) {
69 FlowBuilder flowb = base()
70 .setPriority(priority)
71 .setInstructions(FlowUtils.dropInstructions());
72 if (etherType != null) {
73 MatchBuilder mb = new MatchBuilder()
75 FlowUtils.ethernetMatch(null, null, etherType));
76 Match match = mb.build();
77 flowid = FlowIdUtils.newFlowId(tableId, "drop", match);
78 flowb.setMatch(match);
80 flowid = FlowIdUtils.newFlowId("dropAll");