Reference.java

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package cedar.hepdata.model;

import java.util.Date;
import java.util.Set;

import javax.persistence.*;

@Embeddable
public class Reference extends Storeable implements Comparable<Reference> {

    @Column(name="Date", nullable=true)
    @Temporal(TemporalType.TIMESTAMP)
    private Date _date = new Date();

    @Column(name="Type", nullable=false)
    private RefType _type = RefType.UNKNOWN;

    @Column(name="Description", nullable=false)
    private String _description = "";

    @Column(name="Comment", nullable=false)//, length=10000)
    private String _comment = "";




    public Reference() { super(); }

    public Reference(String description) {
        this();
        setDescription(description);
    }

    public Reference(RefType type, String description) {
        this(description);
        setType(type);
    }

    public Reference(RefType type, String description, Date date) {
        this(type, description);
        setDate(date);
    }




    public Date getDate() {
        return _date;
    }
    public Reference setDate(Date date) {
        _date = date;
        return this;
    }


    public RefType getType() {
        return _type;
    }
    public Reference setType(RefType type) {
        _type = type;
        return this;
    }


    public String getDescription() {
        return _description;
    }
    public Reference setDescription(String description) {
        _description = description;
        return this;
    }


    public String getComment() {
        return _comment;
    }
    public Reference setComment(String comment) {
        _comment = comment;
        return this;
    }




    public int compareTo(Reference other) {
        log().debug("Comparing references...");
        return getDate().compareTo(other.getDate());
    }




    public String toString() {
        StringBuffer s = new StringBuffer();
        s.append("Reference: " + getType().toString() + " " );
        return s.toString();
    }

    public boolean equals(Object other) {
        if (this == other) return true;
        if (!(other instanceof Reference)) return false;
        return (hashCode() == other.hashCode());
    }

    public int hashCode() {
         int result = 17;
         result ^= getDate().hashCode();
         result ^= getType().hashCode();
         result ^= getDescription().hashCode();
         result ^= getComment().hashCode();
         return result;
     }

}

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