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/* *******************************************************************
* Copyright (c) 2002 Palo Alto Research Center, Incorporated (PARC).
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* PARC initial implementation
* ******************************************************************/
package answers;
import figures.*;
import java.awt.Rectangle;
aspect Answer2e {
void around(Point p, int dx, int dy):
target(p) && call(void move(int, int)) && args(dx, dy) {
int preX = p.getX();
int preY = p.getY();
proceed(p, dx, dy);
int postX = p.getX();
int postY = p.getY();
if ((postX != preX + dx) || (postY != preY + dy)) {
throw new IllegalStateException("point didn't move properly");
}
}
}
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