| /* |
| * Copyright 2015-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.net.meter; |
| |
| import com.google.common.base.Objects; |
| import com.google.common.collect.ImmutableSet; |
| import org.onosproject.core.ApplicationId; |
| import org.onosproject.net.DeviceId; |
| |
| import java.util.Collection; |
| |
| import static com.google.common.base.MoreObjects.toStringHelper; |
| import static com.google.common.base.Preconditions.checkArgument; |
| import static com.google.common.base.Preconditions.checkNotNull; |
| |
| /** |
| * A default implementation of a meter. |
| */ |
| public final class DefaultMeter implements Meter, MeterEntry { |
| |
| |
| private final MeterId id; |
| private final ApplicationId appId; |
| private final Unit unit; |
| private final boolean burst; |
| private final Collection<Band> bands; |
| private final DeviceId deviceId; |
| |
| private MeterState state; |
| private long life; |
| private long refCount; |
| private long packets; |
| private long bytes; |
| |
| private DefaultMeter(DeviceId deviceId, MeterId id, ApplicationId appId, |
| Unit unit, boolean burst, |
| Collection<Band> bands) { |
| this.deviceId = deviceId; |
| this.id = id; |
| this.appId = appId; |
| this.unit = unit; |
| this.burst = burst; |
| this.bands = bands; |
| } |
| |
| @Override |
| public DeviceId deviceId() { |
| return deviceId; |
| } |
| |
| @Override |
| public MeterId id() { |
| return id; |
| } |
| |
| @Override |
| public ApplicationId appId() { |
| return appId; |
| } |
| |
| @Override |
| public Unit unit() { |
| return unit; |
| } |
| |
| @Override |
| public boolean isBurst() { |
| return burst; |
| } |
| |
| @Override |
| public Collection<Band> bands() { |
| return bands; |
| } |
| |
| @Override |
| public MeterState state() { |
| return state; |
| } |
| |
| @Override |
| public long life() { |
| return life; |
| } |
| |
| @Override |
| public long referenceCount() { |
| return refCount; |
| } |
| |
| @Override |
| public long packetsSeen() { |
| return packets; |
| } |
| |
| @Override |
| public long bytesSeen() { |
| return bytes; |
| } |
| |
| public static Builder builder() { |
| return new Builder(); |
| } |
| |
| @Override |
| public void setState(MeterState state) { |
| this.state = state; |
| } |
| |
| @Override |
| public void setLife(long life) { |
| this.life = life; |
| } |
| |
| @Override |
| public void setReferenceCount(long count) { |
| this.refCount = count; |
| } |
| |
| @Override |
| public void setProcessedPackets(long packets) { |
| this.packets = packets; |
| } |
| |
| @Override |
| public void setProcessedBytes(long bytes) { |
| this.bytes = bytes; |
| } |
| |
| @Override |
| public String toString() { |
| return toStringHelper(this) |
| .add("device", deviceId) |
| .add("id", id) |
| .add("appId", appId.name()) |
| .add("unit", unit) |
| .add("isBurst", burst) |
| .add("state", state) |
| .add("bands", bands).toString(); |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (o == null || getClass() != o.getClass()) { |
| return false; |
| } |
| DefaultMeter that = (DefaultMeter) o; |
| return Objects.equal(id, that.id) && |
| Objects.equal(appId, that.appId) && |
| Objects.equal(unit, that.unit) && |
| Objects.equal(deviceId, that.deviceId); |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(id, appId, unit, deviceId); |
| } |
| |
| public static final class Builder implements Meter.Builder { |
| |
| private MeterId id; |
| private ApplicationId appId; |
| private Unit unit = Unit.KB_PER_SEC; |
| private boolean burst = false; |
| private Collection<Band> bands; |
| private DeviceId deviceId; |
| |
| |
| @Override |
| public Meter.Builder forDevice(DeviceId deviceId) { |
| this.deviceId = deviceId; |
| return this; |
| } |
| |
| @Override |
| public Meter.Builder withId(MeterId id) { |
| this.id = id; |
| return this; |
| } |
| |
| @Override |
| public Meter.Builder fromApp(ApplicationId appId) { |
| this.appId = appId; |
| return this; |
| } |
| |
| @Override |
| public Meter.Builder withUnit(Unit unit) { |
| this.unit = unit; |
| return this; |
| } |
| |
| @Override |
| public Meter.Builder burst() { |
| this.burst = true; |
| return this; |
| } |
| |
| @Override |
| public Meter.Builder withBands(Collection<Band> bands) { |
| this.bands = ImmutableSet.copyOf(bands); |
| return this; |
| } |
| |
| @Override |
| public DefaultMeter build() { |
| checkNotNull(deviceId, "Must specify a device"); |
| checkNotNull(bands, "Must have bands."); |
| checkArgument(!bands.isEmpty(), "Must have at least one band."); |
| checkNotNull(appId, "Must have an application id"); |
| checkNotNull(id, "Must specify a meter id"); |
| return new DefaultMeter(deviceId, id, appId, unit, burst, bands); |
| } |
| |
| |
| } |
| } |