| /* |
| * Copyright 2017-present Open Networking Laboratory |
| * |
| * 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.mapping; |
| |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.DeviceId; |
| |
| import java.util.Objects; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * Default implementation class for mapping. |
| */ |
| public class DefaultMapping implements Mapping { |
| |
| private final DeviceId deviceId; |
| private final MappingKey key; |
| private final MappingValue value; |
| |
| private final MappingId id; |
| |
| private final Short appId; |
| |
| /** |
| * Creates a mapping specified with mapping information. |
| * |
| * @param mapping mapping information |
| */ |
| public DefaultMapping(Mapping mapping) { |
| this.deviceId = mapping.deviceId(); |
| this.key = mapping.key(); |
| this.value = mapping.value(); |
| this.appId = mapping.appId(); |
| this.id = mapping.id(); |
| } |
| |
| /** |
| * Creates a mapping specified with several parameters. |
| * |
| * @param deviceId device identifier |
| * @param key mapping key |
| * @param value mapping value |
| * @param id mapping identifier |
| */ |
| public DefaultMapping(DeviceId deviceId, MappingKey key, MappingValue value, |
| MappingId id) { |
| this.deviceId = deviceId; |
| this.key = key; |
| this.value = value; |
| this.appId = (short) (id.value() >>> 48); |
| this.id = id; |
| } |
| |
| @Override |
| public MappingId id() { |
| return id; |
| } |
| |
| @Override |
| public short appId() { |
| return appId; |
| } |
| |
| @Override |
| public DeviceId deviceId() { |
| return deviceId; |
| } |
| |
| @Override |
| public MappingKey key() { |
| return key; |
| } |
| |
| @Override |
| public MappingValue value() { |
| return value; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hash(deviceId, key, value, id); |
| } |
| |
| @Override |
| public boolean equals(Object obj) { |
| if (this == obj) { |
| return true; |
| } |
| if (obj instanceof DefaultMapping) { |
| DefaultMapping that = (DefaultMapping) obj; |
| return Objects.equals(deviceId, that.deviceId) && |
| Objects.equals(key, that.key) && |
| Objects.equals(value, that.value) && |
| Objects.equals(id, that.id); |
| } |
| return false; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this) |
| .add("id", Long.toHexString(id.value())) |
| .add("deviceId", deviceId) |
| .add("key", key) |
| .add("value", value) |
| .toString(); |
| } |
| |
| /** |
| * Returns a default mapping builder. |
| * |
| * @return builder |
| */ |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| /** |
| * Default mapping builder. |
| */ |
| public static final class Builder implements Mapping.Builder { |
| |
| private MappingId id; |
| private ApplicationId appId; |
| private DeviceId deviceId; |
| private MappingKey key = DefaultMappingKey.builder().build(); |
| private MappingValue value = DefaultMappingValue.builder().build(); |
| |
| @Override |
| public Mapping.Builder withId(long id) { |
| this.id = MappingId.valueOf(id); |
| return this; |
| } |
| |
| @Override |
| public Mapping.Builder fromApp(ApplicationId appId) { |
| this.appId = appId; |
| return this; |
| } |
| |
| @Override |
| public Mapping.Builder forDevice(DeviceId deviceId) { |
| this.deviceId = deviceId; |
| return this; |
| } |
| |
| @Override |
| public Mapping.Builder withKey(MappingKey key) { |
| this.key = key; |
| return this; |
| } |
| |
| @Override |
| public Mapping.Builder withValue(MappingValue value) { |
| this.value = value; |
| return this; |
| } |
| |
| @Override |
| public Mapping build() { |
| |
| checkArgument((id != null) || (appId != null), "Either an application" + |
| " id or a mapping id must be supplied"); |
| checkNotNull(key, "Mapping key cannot be null"); |
| checkNotNull(deviceId, "Must refer to a device"); |
| |
| return new DefaultMapping(deviceId, key, value, id); |
| } |
| } |
| } |