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//////////////////////////////////////////////////////////////////////
//
// 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.
//
// LineDisplay.java - A JavaPOS 1.15.0 device control
//
//------------------------------------------------------------------------------

package jpos;

import jpos.events.*;
import jpos.services.*;

import java.util.ArrayList;
import java.util.List;

public class LineDisplay
    extends BaseJposControl
    implements LineDisplayControl115, JposConst
{
    //--------------------------------------------------------------------------
    // Variables
    //--------------------------------------------------------------------------

    protected LineDisplayService12 service12;
    protected LineDisplayService13 service13;
    protected LineDisplayService14 service14;
    protected LineDisplayService15 service15;
    protected LineDisplayService16 service16;
    protected LineDisplayService17 service17;
    protected LineDisplayService18 service18;
    protected LineDisplayService19 service19;
    protected LineDisplayService110 service110;
    protected LineDisplayService111 service111;
    protected LineDisplayService112 service112;
    protected LineDisplayService113 service113;
    protected LineDisplayService114 service114;
    protected LineDisplayService115 service115;
    protected List directIOListeners;
    protected List statusUpdateListeners;
    

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

    public LineDisplay()
    {
        // Initialize base class instance data
        deviceControlDescription = "JavaPOS LineDisplay Device Control";
        deviceControlVersion = deviceVersion115;
        
        // Initialize instance data. Initializations are commented out for
        // efficiency if the Java default is correct.
        //service12 = null;
        //service13 = null;
        //service14 = null;
        //service15 = null;
        //service16 = null;
        //service17 = null;
        //service18 = null;
        //service19 = null;
        //service110 = null;
        //service111 = null;
        //service112 = null;
        //service113 = null;
        //service114 = null;
        //service115 = null;
        directIOListeners = new ArrayList();
        statusUpdateListeners = new ArrayList();
    }
    
    //--------------------------------------------------------------------------
    // Capabilities
    //--------------------------------------------------------------------------
    
    public boolean getCapBitmap()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getCapBitmap();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCapBlink()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapBlink();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapBlinkRate()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCapBlinkRate();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapBrightness()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapBrightness();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCapCharacterSet()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapCharacterSet();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapCompareFirmwareVersion()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.9.0
        if(serviceVersion < deviceVersion19)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.9.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service19.getCapCompareFirmwareVersion();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCapCursorType()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCapCursorType();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapCustomGlyph()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCapCustomGlyph();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapDescriptors()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapDescriptors();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapHMarquee()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapHMarquee();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapICharWait()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapICharWait();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapMapCharacterSet()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getCapMapCharacterSet();
        }
        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");
        }
        
        // Make sure service supports at least version 1.3.0
        if(serviceVersion < deviceVersion13)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.3.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service13.getCapPowerReporting();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCapReadBack()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCapReadBack();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCapReverse()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCapReverse();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapScreenMode()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getCapScreenMode();
        }
        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");
        }
        
        // Make sure service supports at least version 1.8.0
        if(serviceVersion < deviceVersion18)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.8.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service18.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");
        }
        
        // Make sure service supports at least version 1.9.0
        if(serviceVersion < deviceVersion19)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.9.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service19.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");
        }
        
        // Make sure service supports at least version 1.8.0
        if(serviceVersion < deviceVersion18)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.8.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service18.getCapUpdateStatistics();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCapVMarquee()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCapVMarquee();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    //--------------------------------------------------------------------------
    // Properties
    //--------------------------------------------------------------------------
    
    public int getBlinkRate()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getBlinkRate();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setBlinkRate(int blinkRate)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service16.setBlinkRate(blinkRate);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCharacterSet()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCharacterSet();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setCharacterSet(int characterSet)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setCharacterSet(characterSet);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public String getCharacterSetList()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCharacterSetList();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getColumns()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getColumns();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCurrentWindow()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCurrentWindow();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setCurrentWindow(int currentWindow)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setCurrentWindow(currentWindow);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCursorColumn()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCursorColumn();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setCursorColumn(int cursorColumn)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setCursorColumn(cursorColumn);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCursorRow()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCursorRow();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setCursorRow(int cursorRow)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setCursorRow(cursorRow);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getCursorType()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCursorType();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setCursorType(int cursorType)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service16.setCursorType(cursorType);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getCursorUpdate()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getCursorUpdate();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setCursorUpdate(boolean cursorUpdate)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setCursorUpdate(cursorUpdate);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public String getCustomGlyphList()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getCustomGlyphList();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getDeviceBrightness()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getDeviceBrightness();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setDeviceBrightness(int deviceBrightness)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setDeviceBrightness(deviceBrightness);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getDeviceColumns()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getDeviceColumns();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getDeviceDescriptors()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getDeviceDescriptors();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getDeviceRows()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getDeviceRows();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getDeviceWindows()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getDeviceWindows();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getGlyphHeight()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getGlyphHeight();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getGlyphWidth()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service16.getGlyphWidth();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getInterCharacterWait()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getInterCharacterWait();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setInterCharacterWait(int interCharacterWait)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setInterCharacterWait(interCharacterWait);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public boolean getMapCharacterSet()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getMapCharacterSet();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setMapCharacterSet(boolean mapCharacterSet)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service17.setMapCharacterSet(mapCharacterSet);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getMarqueeFormat()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getMarqueeFormat();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setMarqueeFormat(int marqueeFormat)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setMarqueeFormat(marqueeFormat);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getMarqueeRepeatWait()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getMarqueeRepeatWait();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setMarqueeRepeatWait(int marqueeRepeatWait)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setMarqueeRepeatWait(marqueeRepeatWait);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getMarqueeType()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getMarqueeType();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setMarqueeType(int marqueeType)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setMarqueeType(marqueeType);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getMarqueeUnitWait()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getMarqueeUnitWait();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setMarqueeUnitWait(int marqueeUnitWait)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        
        // Perform the operation
        try
        {
            service12.setMarqueeUnitWait(marqueeUnitWait);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getMaximumX()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getMaximumX();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getMaximumY()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getMaximumY();
        }
        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");
        }
        
        // Make sure service supports at least version 1.3.0
        if(serviceVersion < deviceVersion13)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.3.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service13.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");
        }
        
        
        // Make sure service supports at least version 1.3.0
        if(serviceVersion < deviceVersion13)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.3.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service13.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");
        }
        
        // Make sure service supports at least version 1.3.0
        if(serviceVersion < deviceVersion13)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.3.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service13.getPowerState();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getRows()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            return service12.getRows();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public int getScreenMode()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getScreenMode();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    public void setScreenMode(int screenMode)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service17.setScreenMode(screenMode);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    public String getScreenModeList()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            return service17.getScreenModeList();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE,
                                    "Unhandled exception from Device Service", e);
        }
    }
    
    //--------------------------------------------------------------------------
    // Methods
    //--------------------------------------------------------------------------
    
    public void clearDescriptors()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.clearDescriptors();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void clearText()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.clearText();
        }
        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");
        }
        
        // Make sure service supports at least version 1.9.0
        if(serviceVersion < deviceVersion19)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.9.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service19.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 createWindow(int viewportRow, int viewportColumn, int viewportHeight, int viewportWidth, int windowHeight, int windowWidth)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.createWindow(viewportRow, viewportColumn, viewportHeight, viewportWidth, windowHeight, windowWidth);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void defineGlyph(int glyphCode, byte[] glyph)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service16.defineGlyph(glyphCode, glyph);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void destroyWindow()
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.destroyWindow();
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void displayBitmap(String fileName, int width, int alignmentX, int alignmentY)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service17.displayBitmap(fileName, width, alignmentX, alignmentY);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void displayText(String data, int attribute)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.displayText(data, attribute);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void displayTextAt(int row, int column, String data, int attribute)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.displayTextAt(row, column, data, attribute);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void readCharacterAtCursor(int[] aChar)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.6.0
        if(serviceVersion < deviceVersion16)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.6.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service16.readCharacterAtCursor(aChar);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void refreshWindow(int window)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.refreshWindow(window);
        }
        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");
        }
        
        // Make sure service supports at least version 1.8.0
        if(serviceVersion < deviceVersion18)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.8.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service18.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");
        }
        
        // Make sure service supports at least version 1.8.0
        if(serviceVersion < deviceVersion18)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.8.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service18.retrieveStatistics(statisticsBuffer);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void scrollText(int direction, int units)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.scrollText(direction, units);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void setBitmap(int bitmapNumber, String fileName, int width, int alignmentX, int alignmentY)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        // Make sure service supports at least version 1.7.0
        if(serviceVersion < deviceVersion17)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.7.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service17.setBitmap(bitmapNumber, fileName, width, alignmentX, alignmentY);
        }
        catch(JposException je)
        {
            throw je;
        }
        catch(Exception e)
        {
            throw new JposException(JPOS_E_FAILURE, 
                                    "Unhandled exception from Device Service", e);
        }
    }    
    
    public void setDescriptor(int descriptor, int attribute)
        throws JposException
    {
        // Make sure control is opened
        if(!bOpen)
        {
            throw new JposException(JPOS_E_CLOSED, "Control not opened");
        }
        
        
        // Perform the operation
        try
        {
            service12.setDescriptor(descriptor, attribute);
        }
        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");
        }
        
        // Make sure service supports at least version 1.9.0
        if(serviceVersion < deviceVersion19)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.9.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service19.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");
        }
        
        // Make sure service supports at least version 1.8.0
        if(serviceVersion < deviceVersion18)
        {
            throw new JposException(JPOS_E_NOSERVICE,
                                    "Device Service is not 1.8.0 compliant.");
        }
        
        // Perform the operation
        try
        {
            service18.updateStatistics(statisticsBuffer);
        }
        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 LineDisplayCallbacks();
    }
    
    // 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)
        {
            service12 = null;
            service13 = null;
            service14 = null;
            service15 = null;
            service16 = null;
            service17 = null;
            service18 = null;
            service19 = null;
            service110 = null;
            service111 = null;
            service112 = null;
            service113 = null;
            service114 = null;
            service115 = null;
        }
        else
        {
            // Make sure that the service actually conforms to the interfaces it
            // claims to.
            if(serviceVersion >= deviceVersion12)
            {
                try
                {
                    service12 = (LineDisplayService12)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService12 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion13)
            {
                try
                {
                    service13 = (LineDisplayService13)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService13 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion14)
            {
                try
                {
                    service14 = (LineDisplayService14)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService14 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion15)
            {
                try
                {
                    service15 = (LineDisplayService15)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService15 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion16)
            {
                try
                {
                    service16 = (LineDisplayService16)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService16 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion17)
            {
                try
                {
                    service17 = (LineDisplayService17)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService17 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion18)
            {
                try
                {
                    service18 = (LineDisplayService18)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService18 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion19)
            {
                try
                {
                    service19 = (LineDisplayService19)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService19 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion110)
            {
                try
                {
                    service110 = (LineDisplayService110)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService110 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion111)
            {
                try
                {
                    service111 = (LineDisplayService111)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService111 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion112)
            {
                try
                {
                    service112 = (LineDisplayService112)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService112 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion113)
            {
                try
                {
                    service113 = (LineDisplayService113)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService113 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion114)
            {
                try
                {
                    service114 = (LineDisplayService114)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService114 interface",
                                            e);
                }
            }
            if(serviceVersion >= deviceVersion115)
            {
                try
                {
                    service115 = (LineDisplayService115)service;
                }
                catch(Exception e)
                {
                    throw new JposException(JPOS_E_NOSERVICE,
                                            "Service does not fully implement LineDisplayService115 interface",
                                            e);
                }
            }
            
        }
    }
    
    //--------------------------------------------------------------------------
    // Event Listener Methods
    //--------------------------------------------------------------------------
    
    public void addDirectIOListener(DirectIOListener l)
    {
        synchronized(directIOListeners)
        {
            directIOListeners.add(l);
        }
    }
    
    public void removeDirectIOListener(DirectIOListener l)
    {
        synchronized(directIOListeners)
        {
            directIOListeners.remove(l);
        }
    }
    public void addStatusUpdateListener(StatusUpdateListener l)
    {
        synchronized(statusUpdateListeners)
        {
            statusUpdateListeners.add(l);
        }
    }
    
    public void removeStatusUpdateListener(StatusUpdateListener l)
    {
        synchronized(statusUpdateListeners)
        {
            statusUpdateListeners.remove(l);
        }
    }
    
    //--------------------------------------------------------------------------
    // EventCallbacks inner class
    //--------------------------------------------------------------------------
    
    protected class LineDisplayCallbacks
        implements EventCallbacks
    {
        public BaseControl getEventSource()
        {
            return (BaseControl)LineDisplay.this;
        }
        
        public void fireDataEvent(DataEvent e)
        {
        }
        
        public void fireDirectIOEvent(DirectIOEvent e)
        {
            synchronized(LineDisplay.this.directIOListeners)
            {
                // deliver the event to all registered listeners
                for (DirectIOListener directIOListener : LineDisplay.this.directIOListeners) {
                	directIOListener.directIOOccurred(e);
                }
            }
        }
        
        public void fireErrorEvent(ErrorEvent e)
        {
        }
        
        public void fireStatusUpdateEvent(StatusUpdateEvent e)
        {
            synchronized(LineDisplay.this.statusUpdateListeners)
            {
                // deliver the event to all registered listeners
                for (StatusUpdateListener statusUpdateListener : LineDisplay.this.statusUpdateListeners) {
                	statusUpdateListener.statusUpdateOccurred(e);
                }
            }
        }
        
        public void fireOutputCompleteEvent(OutputCompleteEvent e)
        {
        }
        
    }
}




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