mirror of
https://github.com/tiennm99/java-design-patterns.git
synced 2026-05-14 12:58:37 +00:00
Rahul Raj
fb7ec9b375
* #2449 bump maven-checkstyle-plugin from 3.1.0 to 3.2.0 + resolve checkstyle issues * remove FileSelectorJFrame.java to resolve checkstyle issue * remove FileSelectorJFrame.java to resolve checkstyle issue * remove FileSelectorJFrame.java to resolve checkstyle issue * add refactored file with correct filename to resolve checkstyle issue * add the test data * change filenames from JFrame to Jframe for checkstyle * fix code smell from sonar report * add new testcases to improve the test coverage * remove code smell
83 lines
3.1 KiB
Java
83 lines
3.1 KiB
Java
/*
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* This project is licensed under the MIT license. Module model-view-viewmodel is using ZK framework licensed under LGPL (see lgpl-3.0.txt).
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*
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* The MIT License
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* Copyright © 2014-2022 Ilkka Seppälä
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package com.iluwatar.spatialpartition;
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import java.security.SecureRandom;
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import java.util.Collection;
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import java.util.HashMap;
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import lombok.extern.slf4j.Slf4j;
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/**
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* Bubble class extends Point. In this example, we create several bubbles in the field, let them
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* move and keep track of which ones have popped and which ones remain.
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*/
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@Slf4j
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public class Bubble extends Point<Bubble> {
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private static final SecureRandom RANDOM = new SecureRandom();
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final int radius;
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Bubble(int x, int y, int id, int radius) {
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super(x, y, id);
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this.radius = radius;
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}
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void move() {
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//moves by 1 unit in either direction
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this.coordinateX += RANDOM.nextInt(3) - 1;
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this.coordinateY += RANDOM.nextInt(3) - 1;
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}
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boolean touches(Bubble b) {
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//distance between them is greater than sum of radii (both sides of equation squared)
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return (this.coordinateX - b.coordinateX) * (this.coordinateX - b.coordinateX)
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+ (this.coordinateY - b.coordinateY) * (this.coordinateY - b.coordinateY)
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<= (this.radius + b.radius) * (this.radius + b.radius);
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}
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void pop(HashMap<Integer, Bubble> allBubbles) {
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LOGGER.info("Bubble ", this.id,
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" popped at (", this.coordinateX, ",", this.coordinateY, ")!");
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allBubbles.remove(this.id);
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}
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void handleCollision(Collection<? extends Point> toCheck, HashMap<Integer, Bubble> allBubbles) {
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var toBePopped = false; //if any other bubble collides with it, made true
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for (var point : toCheck) {
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var otherId = point.id;
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if (allBubbles.get(otherId) != null //the bubble hasn't been popped yet
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&& this.id != otherId //the two bubbles are not the same
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&& this.touches(allBubbles.get(otherId))) { //the bubbles touch
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allBubbles.get(otherId).pop(allBubbles);
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toBePopped = true;
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}
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}
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if (toBePopped) {
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this.pop(allBubbles);
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}
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}
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}
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