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/*
Wotonomy: OpenStep design patterns for pure Java applications.
Copyright (C) 2000 Blacksmith, Inc.

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, see http://www.gnu.org
*/

package net.wotonomy.foundation;

/**
 * A pure java implementation of NSMutableRange. An NSMutableRange is a
 * modifiable NSRange.
 *
 * @author michael@mpowers.net
 * @author $Author: cgruber $
 * @version $Revision: 893 $
 */
public class NSMutableRange extends NSRange {
	/**
	 * Default constructor produces an empty range.
	 */
	public NSMutableRange() {
		super();
	}

	/**
	 * Produces a range that has the same location and length as the specified
	 * range.
	 */
	public NSMutableRange(NSRange aRange) {
		super(aRange);
	}

	/**
	 * Produces a range with the specified location and length.
	 */
	public NSMutableRange(int location, int length) {
		super(location, length);
	}

	/**
	 * Sets the location of this range.
	 */
	public void setLocation(int location) {
		loc = location;
	}

	/**
	 * Sets the length of this range.
	 */
	public void setLength(int length) {
		len = length;
	}

	/**
	 * Modifies this range to be the union of this range and the specified range.
	 */
	public void unionRange(NSRange aRange) {
		NSRange range = rangeByUnioningRange(aRange);
		setLocation(range.location());
		setLength(range.length());
	}

	/**
	 * Modifies this range to be the intersection of this range and the specified
	 * range.
	 */
	public void intersectRange(NSRange aRange) {
		NSRange range = rangeByIntersectingRange(aRange);
		setLocation(range.location());
		setLength(range.length());
	}

	/**
	 * Returns a copy of this range.
	 */
	public Object clone() {
		return new NSMutableRange(location(), length());
	}
}

/*
 * $Log$ Revision 1.2 2006/02/16 13:15:00 cgruber Check in all sources in
 * eclipse-friendly maven-enabled packages.
 *
 * Revision 1.1.1.1 2000/12/21 15:47:36 mpowers Contributing wotonomy.
 *
 * Revision 1.3 2000/12/20 16:25:38 michael Added log to all files.
 *
 *
 */