From 8b5cdae4cae2e210b471edaadad82dad147b94b2 Mon Sep 17 00:00:00 2001 From: Abhishek Malik Date: Mon, 19 Oct 2015 12:38:21 -0700 Subject: [PATCH] Java: Adding an example for the Grove Collision Sensor Signed-off-by: Abhishek Malik --- examples/java/GroveCollision.java | 63 +++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 examples/java/GroveCollision.java diff --git a/examples/java/GroveCollision.java b/examples/java/GroveCollision.java new file mode 100644 index 00000000..0fa9f31d --- /dev/null +++ b/examples/java/GroveCollision.java @@ -0,0 +1,63 @@ +/* + * Author: Abhishek Malik + * Copyright (c) 2015 Intel Corporation. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice shall be + * included in all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + */ + +import upm_grovecollision.*; + +public class GroveCollision { + + static boolean shouldRun = true; + static { + try { + System.loadLibrary("javaupm_grovecollision"); + System.loadLibrary("mraajava"); + } catch (UnsatisfiedLinkError e) { + System.err.println( + "Native code library failed to load. See the chapter on Dynamic Linking Problems in the SWIG Java documentation for help.\n" + + e); + System.exit(1); + } + } + + public static void main(String[] args) { + // TODO Auto-generated method stub + // Initializing the sensor on D2 on the Base Shield + upm_grovecollision.GroveCollision collision = new upm_grovecollision.GroveCollision(2); + boolean collisionState = false; + + // ! [Interesting] + while(shouldRun){ + if(collision.isColliding() && !collisionState){ + System.out.println("Collision!!"); + collisionState = true; + } + else if (collisionState){ + System.out.println("No Collision!"); + collisionState = false; + } + } + // ! [Interesting] + System.out.println("Exiting"); + } + +} \ No newline at end of file