shivani vaidya | 9632b5f | 2017-06-27 11:00:04 -0700 | [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.link; |
| 17 | |
| 18 | import org.onosproject.grpc.net.link.models.LinkEnumsProto; |
| 19 | import org.onosproject.net.Link; |
| 20 | import org.slf4j.Logger; |
| 21 | import org.slf4j.LoggerFactory; |
| 22 | |
| 23 | import java.util.Optional; |
| 24 | |
| 25 | /** |
| 26 | * gRPC LinkType and LinkState message to equivalent ONOS enum conversion related utilities. |
| 27 | */ |
| 28 | public final class LinkEnumsProtoTranslator { |
| 29 | |
| 30 | private static final Logger log = LoggerFactory.getLogger(LinkEnumsProtoTranslator.class); |
| 31 | |
| 32 | /** |
| 33 | * Translates gRPC enum LinkType to Optional of ONOS enum. |
| 34 | * |
| 35 | * @param type linktype type in gRPC enum |
| 36 | * @return Optional of equivalent ONOS enum or empty if not recognized |
| 37 | */ |
| 38 | public static Optional<Link.Type> translate(LinkEnumsProto.LinkTypeProto type) { |
| 39 | switch (type) { |
| 40 | case DIRECT: |
| 41 | return Optional.of(Link.Type.DIRECT); |
| 42 | case INDIRECT: |
| 43 | return Optional.of(Link.Type.INDIRECT); |
| 44 | case EDGE: |
| 45 | return Optional.of(Link.Type.EDGE); |
| 46 | case TUNNEL: |
| 47 | return Optional.of(Link.Type.TUNNEL); |
| 48 | case OPTICAL: |
| 49 | return Optional.of(Link.Type.OPTICAL); |
| 50 | case VIRTUAL: |
| 51 | return Optional.of(Link.Type.VIRTUAL); |
| 52 | default: |
| 53 | log.warn("Unrecognized Type gRPC message: {}", type); |
| 54 | return Optional.empty(); |
| 55 | } |
| 56 | } |
| 57 | |
| 58 | /** |
| 59 | * Translates ONOS enum Type to gRPC enum. |
| 60 | * |
| 61 | * @param type ONOS' Type type |
| 62 | * @return equivalent gRPC message enum |
| 63 | */ |
| 64 | public static LinkEnumsProto.LinkTypeProto translate(Link.Type type) { |
| 65 | switch (type) { |
| 66 | case DIRECT: |
| 67 | return LinkEnumsProto.LinkTypeProto.DIRECT; |
| 68 | case INDIRECT: |
| 69 | return LinkEnumsProto.LinkTypeProto.INDIRECT; |
| 70 | case EDGE: |
| 71 | return LinkEnumsProto.LinkTypeProto.EDGE; |
| 72 | case TUNNEL: |
| 73 | return LinkEnumsProto.LinkTypeProto.TUNNEL; |
| 74 | case OPTICAL: |
| 75 | return LinkEnumsProto.LinkTypeProto.OPTICAL; |
| 76 | case VIRTUAL: |
| 77 | return LinkEnumsProto.LinkTypeProto.VIRTUAL; |
| 78 | default: |
| 79 | log.warn("Unrecognized type", type); |
| 80 | throw new IllegalArgumentException("Unrecognized Type"); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | /** |
| 85 | * Translates gRPC enum LinkState to Optional of ONOS enum. |
| 86 | * |
| 87 | * @param state linkstate state in gRPC enum |
| 88 | * @return Optional of equivalent ONOS enum or empty if not recognized |
| 89 | */ |
| 90 | public static Optional<Link.State> translate(LinkEnumsProto.LinkStateProto state) { |
| 91 | switch (state) { |
| 92 | case ACTIVE: |
| 93 | return Optional.of(Link.State.ACTIVE); |
| 94 | case INACTIVE: |
| 95 | return Optional.of(Link.State.INACTIVE); |
| 96 | default: |
| 97 | log.warn("Unrecognized State gRPC message: {}", state); |
| 98 | return Optional.empty(); |
| 99 | } |
| 100 | } |
| 101 | |
| 102 | /** |
| 103 | * Translates ONOS enum State to gRPC enum. |
| 104 | * |
| 105 | * @param state ONOS' state state |
| 106 | * @return equivalent gRPC message enum |
| 107 | */ |
| 108 | public static LinkEnumsProto.LinkStateProto translate(Link.State state) { |
| 109 | switch (state) { |
| 110 | case ACTIVE: |
| 111 | return LinkEnumsProto.LinkStateProto.ACTIVE; |
| 112 | case INACTIVE: |
| 113 | return LinkEnumsProto.LinkStateProto.INACTIVE; |
| 114 | default: |
| 115 | log.warn("Unrecognized State", state); |
| 116 | throw new IllegalArgumentException("Unrecognized State"); |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | |
| 121 | // Utility class not intended for instantiation. |
| 122 | private LinkEnumsProtoTranslator() {} |
| 123 | |
| 124 | } |
| 125 | |