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OptaPlanner solves planning problems. This lightweight, embeddable planning engine implements powerful and scalable algorithms to optimize business resource scheduling and planning. This module contains the examples which demonstrate how to use it in a normal Java application.

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package org.optaplanner.examples.cloudbalancing.domain;

import org.optaplanner.examples.common.domain.AbstractPersistable;
import org.optaplanner.examples.common.swingui.components.Labeled;

import com.fasterxml.jackson.annotation.JsonIdentityInfo;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.ObjectIdGenerators;

@JsonIdentityInfo(scope = CloudComputer.class, generator = ObjectIdGenerators.PropertyGenerator.class, property = "id")
public class CloudComputer
        extends AbstractPersistable
        implements Labeled {

    private int cpuPower; // in gigahertz
    private int memory; // in gigabyte RAM
    private int networkBandwidth; // in gigabyte per hour
    private int cost; // in euro per month

    CloudComputer() {
    }

    public CloudComputer(long id, int cpuPower, int memory, int networkBandwidth, int cost) {
        super(id);
        this.cpuPower = cpuPower;
        this.memory = memory;
        this.networkBandwidth = networkBandwidth;
        this.cost = cost;
    }

    public int getCpuPower() {
        return cpuPower;
    }

    public void setCpuPower(int cpuPower) {
        this.cpuPower = cpuPower;
    }

    public int getMemory() {
        return memory;
    }

    public void setMemory(int memory) {
        this.memory = memory;
    }

    public int getNetworkBandwidth() {
        return networkBandwidth;
    }

    public void setNetworkBandwidth(int networkBandwidth) {
        this.networkBandwidth = networkBandwidth;
    }

    public int getCost() {
        return cost;
    }

    public void setCost(int cost) {
        this.cost = cost;
    }

    // ************************************************************************
    // Complex methods
    // ************************************************************************

    @JsonIgnore
    public int getMultiplicand() {
        return cpuPower * memory * networkBandwidth;
    }

    @Override
    @JsonIgnore
    public String getLabel() {
        return "Computer " + id;
    }

}