| /* |
| * Copyright 2017-present Open Networking Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.onosproject.pipelines.basic; |
| |
| import com.google.common.collect.ImmutableBiMap; |
| import org.onosproject.net.pi.model.PiTableId; |
| |
| import java.util.Optional; |
| |
| import static org.onosproject.pipelines.basic.BasicConstants.TBL_TABLE0_ID; |
| import static org.onosproject.pipelines.basic.EcmpConstants.TBL_ECMP_TABLE_ID; |
| |
| /** |
| * Interpreter implementation for ecmp.p4. |
| */ |
| public class EcmpInterpreterImpl extends BasicInterpreterImpl { |
| |
| private static final ImmutableBiMap<Integer, PiTableId> TABLE_MAP = new ImmutableBiMap.Builder<Integer, PiTableId>() |
| .put(0, TBL_TABLE0_ID) |
| .put(1, TBL_ECMP_TABLE_ID) |
| .build(); |
| |
| @Override |
| public Optional<Integer> mapPiTableId(PiTableId piTableId) { |
| return Optional.ofNullable(TABLE_MAP.inverse().get(piTableId)); |
| } |
| |
| @Override |
| public Optional<PiTableId> mapFlowRuleTableId(int flowRuleTableId) { |
| return Optional.ofNullable(TABLE_MAP.get(flowRuleTableId)); |
| } |
| } |