A DESCRIPTION OF THE PROBLEM :
Cloned area gets a different hashCode from original one.

ACTUAL VS EXPECTED BEHAVIOR
ACTUAL -
true
1469821799 501263526
Exception in thread "main" java.lang.RuntimeException: Cloned area should have same hashCode
at PolygonSubtract.main(PolygonSubtract.java:35)
EXECTED -
true
458209687 458209687 (same hashes)

---------- BEGIN SOURCE ----------

import java.awt.geom.Area;
import java.awt.geom.GeneralPath;

public class PolygonSubtract {
    public static void main(String argv[]) {
        Area area = new Area();

        GeneralPath ring1 = new GeneralPath();
        ring1.moveTo(0, 45);
        ring1.lineTo(90, 0);
        ring1.lineTo(60, -45);
        ring1.lineTo(-60, -45);
        ring1.lineTo(-90, 0);
        ring1.closePath();
        area.add(new Area(ring1));

        GeneralPath ring2 = new GeneralPath();
        ring2.moveTo(0, 20);
        ring2.lineTo(100, 0);
        ring2.lineTo(30, -20);
        ring2.lineTo(-30, -20);
        ring2.lineTo(-100, 0);
        ring2.closePath();
        area.subtract(new Area(ring2));

        // Test resource management by verifying equals/hashCode consistency
        Area areaCopy = (Area) area.clone();
        System.out.println(areaCopy.equals(area));
        System.out.println(areaCopy.hashCode() + " " + area.hashCode());
        if (!area.equals(areaCopy)) {
            throw new RuntimeException("Cloned area should be equal");
        }
        if (area.hashCode() != areaCopy.hashCode()) {
            throw new RuntimeException("Cloned area should have same hashCode");
        }
    }
}
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