Carmelo Cascone | 4c289b7 | 2019-01-22 15:30:45 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2019-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 | |
| 17 | package org.onosproject.net.pi.runtime; |
| 18 | |
| 19 | import com.google.common.base.MoreObjects; |
| 20 | import com.google.common.base.Objects; |
| 21 | import org.onosproject.net.DeviceId; |
| 22 | |
| 23 | import static com.google.common.base.Preconditions.checkNotNull; |
| 24 | |
| 25 | /** |
| 26 | * Global identifier of a PI counter cell instantiated on a device, uniquely |
| 27 | * defined by a device ID and cell ID. |
| 28 | */ |
| 29 | public final class PiCounterCellHandle extends PiHandle { |
| 30 | |
| 31 | private final PiCounterCellId cellId; |
| 32 | |
| 33 | private PiCounterCellHandle(DeviceId deviceId, PiCounterCellId cellId) { |
| 34 | super(deviceId); |
| 35 | this.cellId = checkNotNull(cellId); |
| 36 | } |
| 37 | |
| 38 | /** |
| 39 | * Creates a new handle for the given device ID and counter cell ID. |
| 40 | * |
| 41 | * @param deviceId device ID |
| 42 | * @param cellId counter cell ID |
| 43 | * @return new counter cell handle |
| 44 | */ |
| 45 | public static PiCounterCellHandle of(DeviceId deviceId, PiCounterCellId cellId) { |
| 46 | return new PiCounterCellHandle(deviceId, cellId); |
| 47 | } |
| 48 | |
| 49 | /** |
| 50 | * Creates a new handle for the given device ID and counter cell. |
| 51 | * |
| 52 | * @param deviceId device ID |
| 53 | * @param cell counter cell |
| 54 | * @return new counter cell handle |
| 55 | */ |
| 56 | public static PiCounterCellHandle of(DeviceId deviceId, PiCounterCell cell) { |
| 57 | return new PiCounterCellHandle(deviceId, cell.cellId()); |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * Returns the counter cell ID associated with this handle. |
| 62 | * |
| 63 | * @return counter cell ID |
| 64 | */ |
| 65 | public PiCounterCellId cellId() { |
| 66 | return cellId; |
| 67 | } |
| 68 | |
| 69 | @Override |
| 70 | public PiEntityType entityType() { |
| 71 | return PiEntityType.COUNTER_CELL; |
| 72 | } |
| 73 | |
| 74 | @Override |
| 75 | public int hashCode() { |
| 76 | return Objects.hashCode(deviceId(), cellId); |
| 77 | } |
| 78 | |
| 79 | @Override |
| 80 | public boolean equals(Object obj) { |
| 81 | if (this == obj) { |
| 82 | return true; |
| 83 | } |
| 84 | if (obj == null || getClass() != obj.getClass()) { |
| 85 | return false; |
| 86 | } |
| 87 | final PiCounterCellHandle other = (PiCounterCellHandle) obj; |
| 88 | return Objects.equal(this.deviceId(), other.deviceId()) |
| 89 | && Objects.equal(this.cellId, other.cellId); |
| 90 | } |
| 91 | |
| 92 | @Override |
| 93 | public String toString() { |
| 94 | return MoreObjects.toStringHelper(this) |
| 95 | .add("deviceId", deviceId()) |
| 96 | .add("cellId", cellId) |
| 97 | .toString(); |
| 98 | } |
| 99 | } |