Budget.java

package spimedb.util.bag;

import org.jetbrains.annotations.Nullable;

/**
 * Created by me on 1/15/17.
 */
public class Budget<X> /*extends RawPLink<X>*/ {
    public final X id;
    public float pri;

    public Budget(X x) {
        this.id = x;
    }

    public Budget(X x, float pri) {
        this(x);
        this.pri = pri;
    }

    @Override
    public int hashCode() {
        return id.hashCode();
    }

    @Override
    public boolean equals(Object obj) {
        if (this == obj)
            return true;

        if (obj instanceof Budget)
            return id.equals(((Budget)obj).id);
        else
            return id.equals(obj);
    }

    @Nullable
    public Budget<X> clone() {
        float p = pri;
        if (p == p)
            return new Budget<X>(id, p);
        else
            return null;
    }

    public void pri(float newPri) {
        //System.out.println(id + " " + pri + " -> " + newPri);
        this.pri = newPri;
    }

    public void pri(Budget vv) {
        pri(vv.pri);
    }

    public void priAdd(float toAdd) {
        pri(pri + toAdd);
    }

    public void delete() {
        this.pri = Float.NaN;
    }

    public boolean isDeleted() {
        final float p = pri;
        return p != p;
    }

    public void priMult(float factor) {
        pri(this.pri * factor);
    }

    public float priSafe(float ifDeleted) {
        float p = pri;
        if (p == p) {
            return p;
        } else {
            return ifDeleted;
        }
    }

    @Override
    public String toString() {
        return id + "=" + pri;
    }
}