Discount.java

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package fi.insomnia.bortal.model;

import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.EmbeddedId;
import javax.persistence.Entity;
import javax.persistence.JoinColumn;
import javax.persistence.JoinColumns;
import javax.persistence.Lob;
import javax.persistence.ManyToOne;
import javax.persistence.NamedQueries;
import javax.persistence.NamedQuery;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.Version;

/**
 * 
 */
@Entity
@Table(name = "discounts")
@NamedQueries( {
        @NamedQuery(name = "Discount.findAll", query = "SELECT d FROM Discount d"),

        @NamedQuery(name = "Discount.findByPercentage", query = "SELECT d FROM Discount d WHERE d.percentage = :percentage"),
        @NamedQuery(name = "Discount.findByCode", query = "SELECT d FROM Discount d WHERE d.code = :code"),
        @NamedQuery(name = "Discount.findByDetails", query = "SELECT d FROM Discount d WHERE d.details = :details"),
        @NamedQuery(name = "Discount.findByAmountMin", query = "SELECT d FROM Discount d WHERE d.amountMin = :amountMin"),
        @NamedQuery(name = "Discount.findByAmountMax", query = "SELECT d FROM Discount d WHERE d.amountMax = :amountMax"),
        @NamedQuery(name = "Discount.findByActive", query = "SELECT d FROM Discount d WHERE d.active = :active"),
        @NamedQuery(name = "Discount.findByMaxNum", query = "SELECT d FROM Discount d WHERE d.maxNum = :maxNum"),
        @NamedQuery(name = "Discount.findByPerUser", query = "SELECT d FROM Discount d WHERE d.perUser = :perUser") })
public class Discount implements EventChildInterface {
    private static final long serialVersionUID = 1L;
    @EmbeddedId
    private EventPk id;

    @Column(name = "percentage", nullable = false, columnDefinition = "integer default 0")
    private int percentage = 0;

    @Column(name = "code")
    private String code;

    @Lob
    @Column(name = "details")
    private String details;

    @Column(name = "amount_min", nullable = false, columnDefinition = "integer default 0")
    private int amountMin = 0;

    @Column(name = "amount_max", nullable = false, columnDefinition = "integer default 0")
    private int amountMax = 0;

    @Column(name = "active", nullable = false, columnDefinition = "boolean default false")
    private boolean active = false;

    @Column(name = "max_num", nullable = false, columnDefinition = "integer default 0")
    private int maxNum = 0;

    @Column(name = "per_user", nullable = false, columnDefinition = "integer default 0")
    private int perUser = 0;

    @OneToMany(cascade = CascadeType.ALL, mappedBy = "discount")
    private List<DiscountInstance> discountInstances;

    @JoinColumns( {
            @JoinColumn(name = "role_id", referencedColumnName = "id", nullable = false, updatable = false, insertable = false),
            @JoinColumn(name = "event_id", referencedColumnName = "event_id", nullable = false, updatable = false, insertable = false)

    })
    @ManyToOne(optional = false)
    private Role role;
    @JoinColumns( {
            @JoinColumn(name = "product_id", referencedColumnName = "id", nullable = false, updatable = false, insertable = false),
            @JoinColumn(name = "event_id", referencedColumnName = "event_id", nullable = false, updatable = false, insertable = false)

    })
    @ManyToOne(optional = false)
    private Product product;

    @Version
    @Column(nullable = false)
    private int jpaVersionField = 0;

    public Discount() {
    }

    public Discount(LanEvent event) {
        this.id = new EventPk(event);
    }

    @Override
    public EventPk getId() {
        return id;
    }

    @Override
    public void setId(EventPk id) {
        this.id = id;
    }

    public Discount(LanEvent event, int percentage, int amountMin,
            int amountMax, boolean active, int maxNum, int perUser) {
        this(event);
        this.setPercentage(percentage);
        this.amountMin = amountMin;
        this.amountMax = amountMax;
        this.active = active;
        this.maxNum = maxNum;
        this.perUser = perUser;
    }

    public String getCode() {
        return code;
    }

    public void setCode(String code) {
        this.code = code;
    }

    public String getDetails() {
        return details;
    }

    public void setDetails(String details) {
        this.details = details;
    }

    public int getAmountMin() {
        return amountMin;
    }

    public void setAmountMin(int amountMin) {
        this.amountMin = amountMin;
    }

    public int getAmountMax() {
        return amountMax;
    }

    public void setAmountMax(int amountMax) {
        this.amountMax = amountMax;
    }

    public boolean getActive() {
        return active;
    }

    public void setActive(boolean active) {
        this.active = active;
    }

    public int getMaxNum() {
        return maxNum;
    }

    public void setMaxNum(int maxNum) {
        this.maxNum = maxNum;
    }

    public int getPerUser() {
        return perUser;
    }

    public void setPerUser(int perUser) {
        this.perUser = perUser;
    }

    public List<DiscountInstance> getDiscountInstances() {
        return discountInstances;
    }

    public void setDiscountInstances(List<DiscountInstance> discountInstanceList) {
        this.discountInstances = discountInstanceList;
    }

    @Override
    public int hashCode() {
        int hash = 0;
        hash += (id != null ? id.hashCode() : 0);
        return hash;
    }

    @Override
    public boolean equals(Object object) {
        // TODO: Warning - this method won't work in the case the id fields are
        // not set
        if (!(object instanceof Discount)) {
            return false;
        }
        Discount other = (Discount) object;
        if ((this.id == null && other.id != null)
                || (this.id != null && !this.id.equals(other.id))) {
            return false;
        }
        return true;
    }

    @Override
    public String toString() {
        return "fi.insomnia.bortal.model.Discount[id=" + id + "]";
    }

    @Override
    public void setJpaVersionField(int jpaVersionField) {
        this.jpaVersionField = jpaVersionField;
    }

    @Override
    public int getJpaVersionField() {
        return jpaVersionField;
    }

    public void setPercentage(int percentage) {
        this.percentage = percentage;
    }

    public int getPercentage() {
        return percentage;
    }

    public void setRole(Role role) {
        this.role = role;
    }

    public Role getRole() {
        return role;
    }

    public void setProduct(Product product) {
        this.product = product;
    }

    public Product getProduct() {
        return product;
    }

}