org.apache.pulsar.broker.loadbalance.ResourceDescription Maven / Gradle / Ivy

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/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.pulsar.broker.loadbalance;

import java.util.Map;
import org.apache.pulsar.policies.data.loadbalancer.ResourceUsage;

/*
    ResourceDescription is an abstraction to represent resources like memory, cpu, network and io combined;
    resource usage can be added, removed or usage in percent can be obtained.
 */
public abstract class ResourceDescription implements Comparable {

    public abstract void removeUsage(ResourceDescription rd);

    public abstract void addUsage(ResourceDescription rd);

    public abstract int getUsagePct();

    public abstract Map getResourceUsage();
}