Jian Li | b44ad28 | 2017-12-12 18:10:29 +0900 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2017-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.incubator.protobuf.models.net.flow; |
| 17 | |
| 18 | import org.onosproject.grpc.net.flow.models.FlowEntryProtoOuterClass.FlowEntryProto; |
| 19 | import org.onosproject.net.flow.DefaultFlowEntry; |
| 20 | import org.onosproject.net.flow.FlowEntry; |
| 21 | import org.onosproject.net.flow.FlowRule; |
| 22 | import org.slf4j.Logger; |
| 23 | import org.slf4j.LoggerFactory; |
| 24 | |
| 25 | /** |
| 26 | * gRPC FlowEntryProto message to equivalent ONOS FlowEntry conversion related utilities. |
| 27 | */ |
| 28 | public final class FlowEntryProtoTranslator { |
| 29 | |
| 30 | private static final Logger log = LoggerFactory.getLogger(FlowEntryProtoTranslator.class); |
| 31 | |
| 32 | /** |
| 33 | * Translates {@link FlowRule} to gRPC FlowRuleProto. |
| 34 | * |
| 35 | * @param flowEntry {@link FlowRule} |
| 36 | * @return gRPC message |
| 37 | */ |
| 38 | public static FlowEntryProto translate(FlowEntry flowEntry) { |
| 39 | |
| 40 | if (flowEntry != null) { |
| 41 | FlowEntryProto.Builder builder = FlowEntryProto.newBuilder(); |
| 42 | builder.setLife(flowEntry.life()) |
| 43 | .setPackets(flowEntry.packets()) |
| 44 | .setBytes(flowEntry.bytes()) |
| 45 | .setLastSeen(flowEntry.lastSeen()) |
| 46 | .setErrType(flowEntry.errType()) |
| 47 | .setErrCode(flowEntry.errCode()) |
| 48 | .setState(FlowEntryEnumsProtoTranslator.translate(flowEntry.state())) |
| 49 | .setLiveType(FlowEntryEnumsProtoTranslator.translate(flowEntry.liveType())); |
| 50 | return builder.build(); |
| 51 | } |
| 52 | |
| 53 | return FlowEntryProto.getDefaultInstance(); |
| 54 | } |
| 55 | |
| 56 | /** |
| 57 | * Translates gRPC FlowRule to {@link FlowRule}. |
| 58 | * |
| 59 | * @param flowEntry gRPC message |
| 60 | * @return {@link FlowRule} |
| 61 | */ |
| 62 | public static FlowEntry translate(FlowEntryProto flowEntry) { |
| 63 | if (flowEntry.equals(FlowEntryProto.getDefaultInstance())) { |
| 64 | return null; |
| 65 | } |
| 66 | |
| 67 | FlowEntry.FlowEntryState state = (FlowEntry.FlowEntryState) |
| 68 | FlowEntryEnumsProtoTranslator.translate(flowEntry.getState()).get(); |
| 69 | FlowEntry.FlowLiveType liveType = (FlowEntry.FlowLiveType) |
| 70 | FlowEntryEnumsProtoTranslator.translate(flowEntry.getLiveType()).get(); |
| 71 | |
| 72 | // TODO: need to instantiate FlowRule later |
| 73 | return new DefaultFlowEntry(null, state, flowEntry.getLife(), liveType, |
| 74 | flowEntry.getPackets(), flowEntry.getBytes()); |
| 75 | } |
| 76 | |
| 77 | // Utility class not intended for instantiation. |
| 78 | private FlowEntryProtoTranslator() {} |
| 79 | } |