Package de.gmxhome.conrad.jpos.jpos_base.scale

Class ReadWeight

java.lang.Object

de.gmxhome.conrad.jpos.jpos_base.JposOutputRequest

de.gmxhome.conrad.jpos.jpos_base.JposInputRequest

de.gmxhome.conrad.jpos.jpos_base.scale.ReadWeight

All Implemented Interfaces:

Runnable

Direct Known Subclasses:

ReadLiveWeightWithTare

public class ReadWeight
extends JposInputRequest

Input request executor for Scale method ReadWeight.

Nested Class Summary

Nested classes/interfaces inherited from class de.gmxhome.conrad.jpos.jpos_base.JposOutputRequest

JposOutputRequest.JposRequestThread

Field Summary

Fields

Modifier and Type	Field	Description
long	SalesPrice	Value for scale property SalesPrice, see UPOS specification.
int	WeightData	Weight from scale after successful invocation.

Fields inherited from class de.gmxhome.conrad.jpos.jpos_base.JposOutputRequest

Abort, AdditionalData, Device, EndSync, Exception, Finished, OutputID, Props, Waiting

Constructor Summary

Constructors

Constructor	Description
ReadWeight(JposCommonProperties props, int weightData, int timeout)	Constructor.

Method Summary

Modifier and Type	Method	Description
int	getTimeout()	Scale method ReadWeight parameter timeout, see UPOS specification.
void	invoke()	Invokes the command.

Methods inherited from class de.gmxhome.conrad.jpos.jpos_base.JposInputRequest

createErrorEvent, createOutputEvent, enqueue, finishAsyncProcessing, reactivate

Methods inherited from class de.gmxhome.conrad.jpos.jpos_base.JposOutputRequest

abortCommand, abortCommand, catchedInvocation, clearAll, clearInput, clearOutput, countCommands, createIdleEvent, dequeue, enqueueSynchronous, finished, reactivate, reset, run

Methods inherited from class java.lang.Object

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

Field Details

WeightData

public int WeightData

Weight from scale after successful invocation.

SalesPrice

public long SalesPrice

Value for scale property SalesPrice, see UPOS specification. Sales price from scale.

Constructor Details

ReadWeight

public ReadWeight(JposCommonProperties props,
 int weightData,
 int timeout)

Constructor. Stores given parameters for later use.

Parameters:

props - Property set of device service.

weightData - Preset for returned value for the weight measured by the scale.

timeout - The number of milliseconds to wait for a settled weight before failing the method.

Method Details

getTimeout

public int getTimeout()

Scale method ReadWeight parameter timeout, see UPOS specification.

Returns:

timeout for operation. FOREVER for unlimited wait.

invoke

public void invoke()
            throws jpos.JposException

Description copied from class: JposOutputRequest

Invokes the command. Must be implemented in derived class. Calls finished() to wake up potentially waiting threads.

Overrides:

invoke in class JposOutputRequest

Throws:

jpos.JposException - JposException thrown by the command to be executed.