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/*
* Copyright 2015 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 static com.google.common.base.MoreObjects.toStringHelper;
import static com.google.common.base.Preconditions.checkArgument;
/**
* A default implementation for a Band.
*/
public final class DefaultBand implements Band, BandEntry {
private final Type type;
private final long rate;
//TODO: should be made optional
private final Long burstSize;
private final Short prec;
private long packets;
private long bytes;
public DefaultBand(Type type, long rate,
Long burstSize, Short prec) {
this.type = type;
this.rate = rate;
this.burstSize = burstSize;
this.prec = prec;
}
@Override
public long rate() {
return rate;
}
@Override
public long burst() {
return burstSize;
}
@Override
public short dropPrecedence() {
return prec;
}
@Override
public Type type() {
return type;
}
@Override
public long packets() {
return packets;
}
@Override
public long bytes() {
return bytes;
}
@Override
public void setPackets(long packets) {
this.packets = packets;
}
@Override
public void setBytes(long bytes) {
this.bytes = bytes;
}
@Override
public String toString() {
return toStringHelper(this)
.add("rate", rate)
.add("burst-size", burstSize)
.add("type", type)
.add("drop-precedence", prec).toString();
}
public static Builder builder() {
return new Builder();
}
public static final class Builder implements Band.Builder {
private long rate;
private Long burstSize;
private Short prec;
private Type type;
@Override
public Band.Builder withRate(long rate) {
this.rate = rate;
return this;
}
@Override
public Band.Builder burstSize(long burstSize) {
this.burstSize = burstSize;
return this;
}
@Override
public Band.Builder dropPrecedence(short prec) {
this.prec = prec;
return this;
}
@Override
public Band.Builder ofType(Type type) {
this.type = type;
return this;
}
@Override
public DefaultBand build() {
checkArgument(type != Type.REMARK && prec == null,
"Only REMARK bands can have a precendence.");
return new DefaultBand(type, rate, burstSize, prec);
}
}
}
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