Here you can find the source of intersect(Rectangle rect1, Rectangle rect2)
public static boolean intersect(Rectangle rect1, Rectangle rect2)
//package com.java2s; /**//w ww .j a va 2 s . c o m * The utillib library. * More information is available at http://www.jinchess.com/. * Copyright (C) 2002 Alexander Maryanovsky. * All rights reserved. * * The utillib 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 of the * License, or (at your option) any later version. * * The utillib 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 utillib library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ import java.awt.Rectangle; public class Main { /** * Returns true if the two specified rectangles intersect. Two rectangles * intersect if their intersection is nonempty. This method is not really * needed because Rectangle.intersects(Rectangle) exists in JDK1.1, but I * still like having it here for symmetry. */ public static boolean intersect(Rectangle rect1, Rectangle rect2) { return rect1.intersects(rect2); } }