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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.taskassigning.domain;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import org.optaplanner.core.api.domain.entity.PlanningEntity;
import org.optaplanner.core.api.domain.variable.PlanningListVariable;
import org.optaplanner.examples.common.domain.AbstractPersistable;
import org.optaplanner.examples.common.persistence.jackson.JacksonUniqueIdGenerator;
import org.optaplanner.examples.common.persistence.jackson.KeySerializer;
import org.optaplanner.examples.common.swingui.components.Labeled;

import com.fasterxml.jackson.annotation.JsonIdentityInfo;
import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;

@PlanningEntity
@JsonIdentityInfo(generator = JacksonUniqueIdGenerator.class)
public class Employee extends AbstractPersistable implements Labeled {

    private String fullName;

    private Set skillSet;
    private Map affinityMap;

    @PlanningListVariable
    private List tasks;

    // TODO pinning: https://issues.redhat.com/browse/PLANNER-2633.

    public Employee() {
    }

    public Employee(long id, String fullName) {
        super(id);
        this.fullName = fullName;
        skillSet = new LinkedHashSet<>();
        affinityMap = new LinkedHashMap<>();
        tasks = new ArrayList<>();
    }

    public String getFullName() {
        return fullName;
    }

    public void setFullName(String fullName) {
        this.fullName = fullName;
    }

    public Set getSkillSet() {
        return skillSet;
    }

    public void setSkillSet(Set skillSet) {
        this.skillSet = skillSet;
    }

    public Map getAffinityMap() {
        return affinityMap;
    }

    @JsonSerialize(keyUsing = KeySerializer.class)
    @JsonDeserialize(keyUsing = CustomerKeyDeserializer.class)
    public void setAffinityMap(Map affinityMap) {
        this.affinityMap = affinityMap;
    }

    public List getTasks() {
        return tasks;
    }

    public void setTasks(List tasks) {
        this.tasks = tasks;
    }

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

    /**
     * @param customer never null
     * @return never null
     */
    @JsonIgnore
    public Affinity getAffinity(Customer customer) {
        Affinity affinity = affinityMap.get(customer);
        if (affinity == null) {
            affinity = Affinity.NONE;
        }
        return affinity;
    }

    @JsonIgnore
    public Integer getEndTime() {
        return tasks.isEmpty() ? 0 : tasks.get(tasks.size() - 1).getEndTime();
    }

    @Override
    public String getLabel() {
        return fullName;
    }

    @JsonIgnore
    public String getToolText() {
        StringBuilder toolText = new StringBuilder();
        toolText.append("").append(fullName).append("

");
        toolText.append("Skills:
");
        for (Skill skill : skillSet) {
            toolText.append(skill.getLabel()).append("
");
        }
        toolText.append("");
        return toolText.toString();
    }

    @Override
    public String toString() {
        return fullName;
    }

}