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• RFIDScanner.java

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jpos.RFIDScanner Maven / Gradle / Ivy

//////////////////////////////////////////////////////////////////////
//
// The JavaPOS library source code is now under the CPL license, which 
// is an OSS Apache-like license. The complete license is located at:
//    http://www.ibm.com/developerworks/library/os-cpl.html
//
//////////////////////////////////////////////////////////////////////
//------------------------------------------------------------------------------
//
// This software is provided "AS IS".  The JavaPOS working group (including
// each of the Corporate members, contributors and individuals)  MAKES NO
// REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE SOFTWARE,
// EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED
// WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NON-INFRINGEMENT. The JavaPOS working group shall not be liable for
// any damages suffered as a result of using, modifying or distributing this
// software or its derivatives.Permission to use, copy, modify, and distribute
// the software and its documentation for any purpose is hereby granted.
//
// RFIDScanner.java - A JavaPOS 1.12.2 device control
//
//------------------------------------------------------------------------------

package jpos;

import jpos.events.*;
import jpos.services.*;
import java.util.Vector;
import jpos.loader.*;

public class RFIDScanner
  extends BaseJposControl
  implements RFIDScannerControl112, JposConst
{
  //--------------------------------------------------------------------------
  // Variables
  //--------------------------------------------------------------------------

  protected RFIDScannerService112 service112;
  protected Vector dataListeners;
  protected Vector directIOListeners;
  protected Vector errorListeners;
  protected Vector outputCompleteListeners;
  protected Vector statusUpdateListeners;


  //--------------------------------------------------------------------------
  // Constructor
  //--------------------------------------------------------------------------

  public RFIDScanner()
  {
    // Initialize base class instance data
    deviceControlDescription = "JavaPOS RFIDScanner Device Control";
    deviceControlVersion = deviceVersion112;

    // Initialize instance data. Initializations are commented out for
    // efficiency if the Java default is correct.
    //service112 = null;
    dataListeners = new Vector();
    directIOListeners = new Vector();
    errorListeners = new Vector();
    outputCompleteListeners = new Vector();
    statusUpdateListeners = new Vector();
  }


  //--------------------------------------------------------------------------
  // Capabilities
  //--------------------------------------------------------------------------

  public boolean getCapCompareFirmwareVersion()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapCompareFirmwareVersion();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapContinuousRead()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapContinuousRead();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapDisableTag()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapDisableTag();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapLockTag()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapLockTag();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getCapMultipleProtocols()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapMultipleProtocols();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getCapPowerReporting()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapPowerReporting();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapReadTimer()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapReadTimer();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapRealTimeData()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapRealTimeData();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapStatisticsReporting()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapStatisticsReporting();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapUpdateFirmware()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapUpdateFirmware();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getCapUpdateStatistics()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapUpdateStatistics();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getCapWriteTag()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCapWriteTag();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }


  //--------------------------------------------------------------------------
  // Properties
  //--------------------------------------------------------------------------

  public boolean getAutoDisable()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getAutoDisable();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void setAutoDisable(boolean autoDisable)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.setAutoDisable(autoDisable);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getContinuousReadMode()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getContinuousReadMode();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public byte[] getCurrentTagID()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCurrentTagID();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getCurrentTagProtocol()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCurrentTagProtocol();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public byte[] getCurrentTagUserData()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getCurrentTagUserData();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getDataCount()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getDataCount();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public boolean getDataEventEnabled()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getDataEventEnabled();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void setDataEventEnabled(boolean dataEventEnabled)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.setDataEventEnabled(dataEventEnabled);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getOutputID()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getOutputID();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getPowerNotify()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getPowerNotify();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void setPowerNotify(int powerNotify)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.setPowerNotify(powerNotify);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getPowerState()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getPowerState();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getProtocolMask()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getProtocolMask();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void setProtocolMask(int protocolMask)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.setProtocolMask(protocolMask);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getReadTimerInterval()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getReadTimerInterval();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void setReadTimerInterval(int readTimerInterval)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.setReadTimerInterval(readTimerInterval);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public int getTagCount()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      return service112.getTagCount();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }


  //--------------------------------------------------------------------------
  // Methods
  //--------------------------------------------------------------------------

  public void clearInput()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.clearInput();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void clearInputProperties()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.clearInputProperties();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void clearOutput()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.clearOutput();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void compareFirmwareVersion(String firmwareFileName, int[] result)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.compareFirmwareVersion(firmwareFileName, result);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void disableTag(byte[] tagID, int timeout, byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.disableTag(tagID, timeout, password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void firstTag()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.firstTag();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void lockTag(byte[] tagID, int timeout, byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.lockTag(tagID, timeout, password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void nextTag()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.nextTag();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void previousTag()
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.previousTag();
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void readTags(int cmd, byte[] filterID, byte[] filtermask, int start, int length, int timeout, byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.readTags(cmd, filterID, filtermask, start, length, timeout, password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void resetStatistics(String statisticsBuffer)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.resetStatistics(statisticsBuffer);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void retrieveStatistics(String[] statisticsBuffer)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.retrieveStatistics(statisticsBuffer);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void startReadTags(int cmd, byte[] filterID, byte[] filtermask, int start, int length, byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.startReadTags(cmd, filterID, filtermask, start, length, password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void stopReadTags(byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.stopReadTags(password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void updateFirmware(String firmwareFileName)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.updateFirmware(firmwareFileName);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void updateStatistics(String statisticsBuffer)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.updateStatistics(statisticsBuffer);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void writeTagData(byte[] tagID, byte[] userdata, int start, int timeout, byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.writeTagData(tagID, userdata, start, timeout, password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }

  public void writeTagID(byte[] sourceID, byte[] destID, int timeout, byte[] password)
    throws JposException
  {
    // Make sure control is opened
    if(!bOpen)
    {
      throw new JposException(JPOS_E_CLOSED, "Control not opened");
    }

    // Perform the operation
    try
    {
      service112.writeTagID(sourceID, destID, timeout, password);
    }
    catch(JposException je)
    {
      throw je;
    }
    catch(Exception e)
    {
      throw new JposException(JPOS_E_FAILURE,
                              "Unhandled exception from Device Service", e);
    }
  }


  //--------------------------------------------------------------------------
  // Framework Methods
  //--------------------------------------------------------------------------

  // Create an EventCallbacks interface implementation object for this Control
  protected EventCallbacks createEventCallbacks()
  {
    return new RFIDScannerCallbacks();
  }

  // Store the reference to the Device Service
  protected void setDeviceService(BaseService service, int nServiceVersion)
    throws JposException
  {
    // Special case: service == null to free references
    if(service == null)
    {

      service112 = null;
    }
    else
    {
      // Make sure that the service actually conforms to the interfaces it
      // claims to.
      if(serviceVersion >= deviceVersion112)
      {
        try
        {
          service112 = (RFIDScannerService112)service;
        }
        catch(Exception e)
        {
          throw new JposException(JPOS_E_NOSERVICE,
                                  "Service does not fully implement RFIDScannerService112 interface",
                                  e);
        }
      }

    }
  }


  //--------------------------------------------------------------------------
  // Event Listener Methods
  //--------------------------------------------------------------------------

  public void addDataListener(DataListener l)
  {
    synchronized(dataListeners)
    {
      dataListeners.addElement(l);
    }
  }

  public void removeDataListener(DataListener l)
  {
    synchronized(dataListeners)
    {
      dataListeners.removeElement(l);
    }
  }

  public void addDirectIOListener(DirectIOListener l)
  {
    synchronized(directIOListeners)
    {
      directIOListeners.addElement(l);
    }
  }

  public void removeDirectIOListener(DirectIOListener l)
  {
    synchronized(directIOListeners)
    {
      directIOListeners.removeElement(l);
    }
  }

  public void addErrorListener(ErrorListener l)
  {
    synchronized(errorListeners)
    {
      errorListeners.addElement(l);
    }
  }

  public void removeErrorListener(ErrorListener l)
  {
    synchronized(errorListeners)
    {
      errorListeners.removeElement(l);
    }
  }

  public void addOutputCompleteListener(OutputCompleteListener l)
  {
    synchronized(outputCompleteListeners)
    {
      outputCompleteListeners.addElement(l);
    }
  }

  public void removeOutputCompleteListener(OutputCompleteListener l)
  {
    synchronized(outputCompleteListeners)
    {
      outputCompleteListeners.removeElement(l);
    }
  }

  public void addStatusUpdateListener(StatusUpdateListener l)
  {
    synchronized(statusUpdateListeners)
    {
      statusUpdateListeners.addElement(l);
    }
  }

  public void removeStatusUpdateListener(StatusUpdateListener l)
  {
    synchronized(statusUpdateListeners)
    {
      statusUpdateListeners.removeElement(l);
    }
  }


  //--------------------------------------------------------------------------
  // EventCallbacks inner class
  //--------------------------------------------------------------------------

  protected class RFIDScannerCallbacks
    implements EventCallbacks
  {
    public BaseControl getEventSource()
    {
      return (BaseControl)RFIDScanner.this;
    }

    public void fireDataEvent(DataEvent e)
    {
      synchronized(RFIDScanner.this.dataListeners)
      {
        // deliver the event to all registered listeners
        for(int x = 0; x < dataListeners.size(); x++)
        {
          ((DataListener)dataListeners.elementAt(x)).dataOccurred(e);
        }
      }
    }

    public void fireDirectIOEvent(DirectIOEvent e)
    {
      synchronized(RFIDScanner.this.directIOListeners)
      {
        // deliver the event to all registered listeners
        for(int x = 0; x < directIOListeners.size(); x++)
        {
          ((DirectIOListener)directIOListeners.elementAt(x)).directIOOccurred(e);
        }
      }
    }

    public void fireErrorEvent(ErrorEvent e)
    {
      synchronized(RFIDScanner.this.errorListeners)
      {
        // deliver the event to all registered listeners
        for(int x = 0; x < errorListeners.size(); x++)
        {
          ((ErrorListener)errorListeners.elementAt(x)).errorOccurred(e);
        }
      }
    }

    public void fireOutputCompleteEvent(OutputCompleteEvent e)
    {
      synchronized(RFIDScanner.this.outputCompleteListeners)
      {
        // deliver the event to all registered listeners
        for(int x = 0; x < outputCompleteListeners.size(); x++)
        {
          ((OutputCompleteListener)outputCompleteListeners.elementAt(x)).outputCompleteOccurred(e);
        }
      }
    }

    public void fireStatusUpdateEvent(StatusUpdateEvent e)
    {
      synchronized(RFIDScanner.this.statusUpdateListeners)
      {
        // deliver the event to all registered listeners
        for(int x = 0; x < statusUpdateListeners.size(); x++)
        {
          ((StatusUpdateListener)statusUpdateListeners.elementAt(x)).statusUpdateOccurred(e);
        }
      }
    }
  }
}