com.mbientlab.metawear

Class Message

java.lang.Object

com.mbientlab.metawear.Message

Direct Known Subclasses:

Bmi160ThreeAxisMessage, Bmp280AltitudeMessage, Bmp280PressureMessage, Mma8452qMovementMessage, Mma8452qOrientationMessage, Mma8452qTapMessage, Mma8452qThreeAxisMessage, SignedMessage, TemperatureMessage, UnsignedMessage

public abstract class Message
extends java.lang.Object

Container class for a sample of sensor data.

Constructor Summary

Constructors

Constructor and Description
Message(byte[] data) Creates a new Message for data streamed to the phone / tablet.
Message(java.util.Calendar timestamp, byte[] data) Creates a new Message for data received from the logger.

Method Summary

Methods

Modifier and Type	Method and Description
byte[]	getData() Retrieves the sensor data as is.
abstract <T> T	getData(java.lang.Class<T> type) Interprets the data as the given type.
java.util.Calendar	getTimestamp() Retrieves the timestamp of when the data was created.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Message

public Message(byte[] data)

Creates a new Message for data streamed to the phone / tablet.

Parameters:

data - Data from a sensor stream

Message

public Message(java.util.Calendar timestamp,
       byte[] data)

Creates a new Message for data received from the logger.

Parameters:

timestamp - Date and time of when the data was created

data - Sensor data from the logger

Method Detail

getTimestamp

public java.util.Calendar getTimestamp()

Retrieves the timestamp of when the data was created. The timestamp will not be accurate for high frequency streams (i.e data from the accelerometer).

Returns:

Data creation date

getData

public byte[] getData()

Retrieves the sensor data as is.

Returns:

Raw sensor data as a byte array

getData

public abstract <T> T getData(java.lang.Class<T> type)

Interprets the data as the given type. Note that sensors can have different interpretations for the same data type.

Parameters:

type - Type to interpret the data as

Returns:

Data as the specified type

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object