GyroscopeRecord.java

package edu.fordham.cis.wisdm.actipebble;

import android.util.Log;

import java.io.ObjectOutputStream;
import java.io.Serializable;

/**
 * Created by andrew on 1/14/15.
 */
public class GyroscopeRecord implements Serializable, Comparable<GyroscopeRecord> {

    /**
     * @serial
     */
    protected long timestamp;
    /**
     * @serial
     */
    protected float x;
    /**
     * @serial
     */
    protected float y;
    /**
     * @serial
     */
    protected float z;

    static final long serialVersionUID = 2409678382753934076L;

    public GyroscopeRecord(float _x, float _y, float _z, long _time) {
        x = _x;
        y = _y;
        z = _z;
        timestamp = _time;
    }

    /**
     * Used for serialization of the class
     * @param outputStream the output stream to write to
     */
    private void writeObject(ObjectOutputStream outputStream) {
        try {
            outputStream.defaultWriteObject();
        } catch (Exception e) {
            Log.wtf("AccelerationRecord", e.getMessage());
        }
    }

    public long getTimestamp() {
        return timestamp;
    }

    public void setTimestamp(long timestamp) {
        this.timestamp = timestamp;
    }

    public float getX() {
        return x;
    }

    public void setX(float x) {
        this.x = x;
    }

    public float getY() {
        return y;
    }

    public void setY(float y) {
        this.y = y;
    }

    public float getZ() {
        return z;
    }

    public void setZ(float z) {
        this.z = z;
    }

    @Override
    public String toString() {
        return timestamp+","+x+","+y+","+z;
    }

    /**
     * Required to implement this method since we call Collections.sort() to sort the list by
     * timestamp.
     *
     * @param record
     * @return
     */
	@Override
	public int compareTo(GyroscopeRecord record) {
		if (record == null) {
			throw new NullPointerException();
		}

		long tstmp = record.getTimestamp();
		if (record == this || tstmp == timestamp) {
			return 0;
		} else if (tstmp > timestamp) {
			return 1;
		}
		return -1;
	}
		



}