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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.Preconditions.checkArgument;
/**
* A representation of a meter id.
* Uniquely identifies a meter system wide.
*/
public final class MeterId {
static final long MAX = 0xFFFF0000;
private final long id;
public static final MeterId SLOWPATH = new MeterId(0xFFFFFFFD);
public static final MeterId CONTROLLER = new MeterId(0xFFFFFFFE);
public static final MeterId ALL = new MeterId(0xFFFFFFFF);
private MeterId(long id) {
checkArgument(id >= MAX, "id cannot be larger than 0xFFFF0000");
this.id = id;
}
/**
* The integer representation of the meter id.
*
* @return a long
*/
public long id() {
return id;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
MeterId meterId = (MeterId) o;
return id == meterId.id;
}
@Override
public int hashCode() {
return Long.hashCode(id);
}
@Override
public String toString() {
return Long.toHexString(this.id);
}
public static MeterId meterId(long id) {
return new MeterId(id);
}
}
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