java: Added Java Examples for a couple of sensors

Signed-off-by: Stefan Andritoiu <stefan.andritoiu@intel.com>
Signed-off-by: Mihai Tudor Panu <mihai.tudor.panu@intel.com>

examples/java/ENC03RSample.java

@@ -0,0 +1,64 @@
+/*
+ * Author: Stefan Andritoiu <stefan.andritoiu@intel.com>
+ * 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.
+ */
+
+//NOT TESTED!!!
+public class ENC03RSample {
+	private static final long CALIBRATION_SAMPLES = 1000;
+	
+	static {
+		try {
+			System.loadLibrary("upm_enc03r");
+		}catch (UnsatisfiedLinkError e) {
+			System.err.println("error in loading native library");
+			System.exit(-1);
+		}
+	}
+	
+	public static void main(String[] args) throws InterruptedException {
+		//! [Interesting]
+		 
+		// Instantiate a ENC03R on analog pin A0
+		upm_enc03r.ENC03R gyro = new upm_enc03r.ENC03R(0);
+		
+		System.out.println("Please place the sensor in a stable location, and do not");
+		System.out.println("move it while calibration takes place");
+		System.out.println("This may take a couple of minutes.");
+		
+		gyro.calibrate(CALIBRATION_SAMPLES);
+		System.out.println("Calibration complete.  Reference value: " + gyro.calibrationValue());
+		
+		// Read the input and print both the raw value and the angular velocity,
+		// waiting 1 second between readings
+		while(true){
+			long val = gyro.value();
+			double av = gyro.angularVelocity(val);
+			
+			System.out.println("Raw value: " + val + ", angular velocity: " + av + " deg/s");
+			
+			Thread.sleep(1000);
+		}
+		//! [Interesting]
+	}
+
+}