com.iotize.android.device.device.api.task

Class VariableWatcher

java.lang.Object

android.os.AsyncTask<java.lang.Void,java.lang.Void,java.lang.Void>

com.iotize.android.device.device.api.task.VariableWatcher

public class VariableWatcher
extends android.os.AsyncTask<java.lang.Void,java.lang.Void,java.lang.Void>

Nested Class Summary

Nested classes/interfaces inherited from class android.os.AsyncTask

android.os.AsyncTask.Status

Field Summary

Fields inherited from class android.os.AsyncTask

SERIAL_EXECUTOR, THREAD_POOL_EXECUTOR

Constructor Summary

Constructors

Constructor and Description
VariableWatcher(Variable variable, IoTizeClient IoTizeClient)

Method Summary

Modifier and Type	Method and Description
boolean	addVirtualVariable(VirtualVariable var) Register a new HMI variable to monitor.
void	forceRefresh()
long	getAcqNextTime()
long	getLastSendTime()
Command	getRequest()
java.nio.ByteBuffer	getValue() Get the current value of the variable.
Variable	getVariable()
java.util.HashMap<java.lang.String,VirtualVariable>	getVirtualVaraibles()
VirtualVariable	getVirtualVariable(java.lang.String name) Search HMI variable with name as parameter.
java.lang.Integer	hasChanged(java.nio.ByteBuffer data) Check if the IoTize variable has changed of value.
boolean	isForced()
java.util.ArrayList<VirtualVariable>	newValues(byte[] value)
java.util.ArrayList<VirtualVariable>	newValues(java.nio.ByteBuffer data) Check all the HMI variables registered if they have changed.
boolean	removeVirtualVariable(java.lang.String name) Unregister a HMI variable.
void	setAcqNextTime()
void	setLastSendTime()
void	unForceRefresh()

Methods inherited from class android.os.AsyncTask

cancel, execute, execute, executeOnExecutor, get, get, getStatus, isCancelled

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VariableWatcher

public VariableWatcher(Variable variable,
                       IoTizeClient IoTizeClient)

Method Detail

getVariable

public Variable getVariable()

getRequest

public Command getRequest()

getVirtualVaraibles

public java.util.HashMap<java.lang.String,VirtualVariable> getVirtualVaraibles()

getVirtualVariable

public VirtualVariable getVirtualVariable(java.lang.String name)

Search HMI variable with name as parameter.

Parameters:

name - : name of the variable to search.

Returns:

HMI variable or null if not found

addVirtualVariable

public boolean addVirtualVariable(VirtualVariable var)

Register a new HMI variable to monitor.

Parameters:

var - : new variable to register.

Returns:

true if OK

removeVirtualVariable

public boolean removeVirtualVariable(java.lang.String name)

Unregister a HMI variable.

Parameters:

name - : name of the variable to unregister.

Returns:

true if OK

newValues

public java.util.ArrayList<VirtualVariable> newValues(byte[] value)

newValues

public java.util.ArrayList<VirtualVariable> newValues(java.nio.ByteBuffer data)

Check all the HMI variables registered if they have changed.

Parameters:

data - : data received.

Returns:

list : list of changed variables.

getValue

public java.nio.ByteBuffer getValue()

Get the current value of the variable.

Returns:

byte array value.

hasChanged

public java.lang.Integer hasChanged(java.nio.ByteBuffer data)

Check if the IoTize variable has changed of value.

Parameters:

data - : data received.

Returns:

-1 = error 0 : not changed 1 : changed.

getAcqNextTime

public long getAcqNextTime()

setAcqNextTime

public void setAcqNextTime()

getLastSendTime

public long getLastSendTime()

setLastSendTime

public void setLastSendTime()

forceRefresh

public void forceRefresh()

unForceRefresh

public void unForceRefresh()

isForced

public boolean isForced()