// License: GPL. Copyright 2007 by Gabriel Ebner
package org.openstreetmap.josm.data.osm;

/**
 * A segment consisting of 2 consecutive nodes out of a way.
 */
public final class WaySegment {
	/**
	 * The way.
	 */
	public Way way;

	/**
	 * The index of one of the 2 nodes in the way.  The other node has the
	 * index <code>lowerIndex + 1</code>.
	 */
	public int lowerIndex;

	public WaySegment(Way w, int i) {
		way = w;
		lowerIndex = i;
	}

	@Override public boolean equals(Object o) {
		return o != null && o instanceof WaySegment
			&& ((WaySegment) o).way == way
			&& ((WaySegment) o).lowerIndex == lowerIndex;
	}

	@Override public int hashCode() {
		return way.hashCode() ^ lowerIndex;
	}
}