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Unable to compile ... (Preverfiying Error!)

by geri-m :: Rate this Message:

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Hey,

I try to compile the following app with WTK 2.5.2 and both the SiritnFCControl:jar and the extension_jsr57_share.jar:

<code>
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package at.nfcresearch.benq;

import javax.microedition.midlet.*;
import javax.microedition.lcdui.*;

import com.sirit.nfc.Hardware;
import javax.microedition.contactless.TargetListener;
import javax.microedition.contactless.TargetProperties;

/**
 * @author Madlmayr
 */
public class BenqTester extends MIDlet implements CommandListener, TargetListener {

    private Form form;
    private Command exitCommand;
    private Command openCMCommand;
    private Command openAppCommand;
    private StringItem str;
   
   
    public BenqTester() {
        exitCommand = new Command("Exit", Command.EXIT, 1);
        openCMCommand = new Command("Open CM", Command.OK, 1);
        openAppCommand = new Command("Open App", Command.OK, 1);

        form = new Form("Benq Tester");
        str = new StringItem("Test:", "x");
       
        form.addCommand(openCMCommand);
        form.addCommand(openAppCommand);
        form.append(str);
       
        form.addCommand(exitCommand);

        form.append("Slots: " + System.getProperty("microedition.smartcardslots") + "\n");

        form.setCommandListener(this);
    }

    public void startApp() {
        setCurrentScreen(form);
        Hardware.NFCRequestEnabledADD(true);
    }

    public void pauseApp() {
    }

    public void destroyApp(boolean unconditional) {
        Hardware.NFCRequestEnabledADD(false);
    }

    public void commandAction(Command cmd, Displayable arg1) {
        if (cmd == exitCommand) {

            destroyApp(false);
            notifyDestroyed();
        }
    }

       /**
     * Implementation of the Call-Back Function of the TargetListener
     * @param targetProperties: Array of Targets found by the Phone
     *
     */
    public void targetDetected(TargetProperties[] targetProperties) {

        // in case no targets found, exit the method
        if (targetProperties.length == 0) {
            return;
        }

        String temp = str.getText();
        str.setText(temp + "x");
       
        // show the UID of the first tag found
        TargetProperties tmp = targetProperties[0];
        displayAlert("UID read: " + tmp.getUid(), AlertType.INFO);
    }
    public static String arrayToHex(byte[] data) {
        StringBuffer sb = new StringBuffer();

        for (int i = 0; i < data.length; i++) {
            String bs = Integer.toHexString(data[i] & 0xFF);
            if (bs.length() == 1) {
                sb.append(0);
            }
            sb.append(bs);
            sb.append((i + 1) % 4 == 0 ? '\n' : ' ');
        }

        return sb.toString();
    }

    private void setCurrentScreen(Displayable display) {

        Display.getDisplay(this).setCurrent(display);
    }
   
        private void displayAlert(String error, AlertType type) {
        Alert err = new Alert(form.getTitle(), error, null, type);
        Display.getDisplay(this).setCurrent(err, form);
    }
}
</code>

And I do get a

Error preverifying class com.jblend.io.ndef.Protocol
    java/lang/NoClassDefFoundError: com/jblend/io/ConnectionImplFactory
D:\Develop\research\J2ME\Benq_Test\nbproject\build-impl.xml:431: Preverification failed with error code 1.
BUILD FAILED (total time: 0 seconds)

Looks like the JARs is not complet ... could someone verify this?

Additionall: in the handbook it says, there is function for pause:

protected void pauseApp(){
    Hardware.NFCPauseADD();
}

This is not included in my JARs either ....

Any feedback is appreciated.

Cheers, geri-m



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