Well i am new to j2me.I want to know that when sending sms or viewing any information of website does we don't have to envolve mobile company.Means we don't have to pay any company.Actually i can not understand the network figure.(coding i think is not big problem if one understand ...

Wouldn't it be nice if you could display images differently depending on how large the display is.Different devices has different displays especially when it comes to size. I would liket to display an image so that it covers the entire screen no matter how small/large the display is. Is this ...

Dear All,What should I have to consider before downloading MIDlets from a server through a wireless network?If the wireless network is GPRS, I think that if the mobile device supports HttpConnection/MIDP, then it's easy to download MIDlets form a server. Am I right?What if the wireless network ...

Hi All,What does the frase HttpContext should be mapped to the ServletContext in the OSGI Spec...? does the bundle programmer while supplying the HttpContext needs to implement HttpContext of the OSGi as well as the ServletContext interfaces as well and supply while registering the Resource or ...

Hi guys/gals Any body have an idea of JAVA card existence in INDIAN market.Please suggest me some ideaSince I planned to start JAVA card project in INDIAAnybody wants to join with me u r welcomeMail id to contactsenthilrajan@indiatimes.com ...

Hi!I have one service-providing bundle that provides three different services, that represets three protocolls through a interface. In the interface of the service I have methodes like connect, login, getValue, setValue....etc.I use theese services in my calling bundles. The problem is this, ...

I need to be able to change the functions of the 2 soft keys on my device depending on which items in a form have the focus. I suppose I need an event listener to fire when a particular textfield (in this case) gets the focus, and another when it loses it.But how do I initiate it? I can't find ...

Can someone please tell how to integrate the motorola lwt into the j2me wireless toolkit such that it displays the @$#^*& lwt interfaces.Thanks John.

HiI need to perform a check (using the proceed() method in example below) when the MIDlet starts up. If proceed() returns false, I want to display an alert and then exit from the MIDlet. However, in my codes below, I never get to see (and hear) the alert although the MIDlet quits.Please ...

I have been unable to get any wireless connections to work using the Palm i705's internal wireless device. com.sun.midp.inethttp returns true, so I'm using inethttp: URLs.The inethttp: URL fails with com.sun.cldc.io.palm.http.InetExceptionand a message "Timeout".Any ideas how to make this ...

I get this error from the J2ME Toolkit during compilation/preverification. It occurs when I try to add a JAR to the /lib directory of my application. I'm trying to include the kXML.zip file.The complete error is:JAR file creation failed with error -1The preverified classes if any are in ...

Hi all ,I am using Linux RedHat7.2 OS , jdk1.3 and jbuilder3.5.Currently , I am trying to program in Palm OS using J2ME technology.Where can i start and what that i need ?I am beginneer in J2ME but not in Java technology. Thanks

Any idea where these symbols are .. linking javai.dll ....error LNK2019: unresolved external symbol __impiob referencedThanks in advance for your help.Regards

Could anyone please explain the exact use of JAVAX COMM ? (ie what it does ?)

Hi all,I want to know what are the devices which support J2ME . as per my understanding i know that devices running palm os 3.5 and above should support j2me applications but i am not sure of it. can any body help me.thanksAmit Ashok

Hi, I am going to develop applications for the Motorola Accompli 008. Can anyone tell me why the touchscreen events (commands) don't work ? If I want to select a topic from a list I have to give an <ENTER>...but I just want to touch the screen !!I hope you know what I ...

Hey,I am trying to launch a program which I wroteand I get the message: "Error verifying class p5/P5"(P5 it's my programs name).Why does it happen?How do I solve it?Thanks,Les.

Could anyone tell me if i can purchase a Mobile Phone within the UK that is Java ME enabled. How much would it cost?

If i run this code in my emulator i get i get an IOException at at com.sun.cldc.io.j2me.socket.Protocol.openPrim(+7)Can u please tell me where i've gone wrong.Thanks Here goes the code...try{com.sun.cldc.io.j2me.socket.Protocol p = null; String url = "socket://10.0.1.244:2500";p = ...

Configuration.getProperty("microedition.configuration")returns null in my program if i run it on my emulator.Any reason for this?

Hi, Now I know where to get the java packages I have been looking for. Thanks for the nice guy, how helped me with this matter. I am now trying to install MIDP to my windows 2000, but all my tries went in vain. I can't install MIDP, because I can't run the make command in DOS. I don't know, ...

I am currently developing and application which requires the use of the serial port under Linux; I have downloaded the Java Comm Linux API and tried running the BlackBox demo but I keep on getting the message "no serial ports found".I cant get any of the other demos to find the ports either. ...

Hi all,I have a recordStore with many records in it. I have changed the way I pack and unpack my data aswell as some other small changes in my MIDlet.The problem is:I am getting 1 or 2 exceptions in my program. As a result of my MIDlet changing as I develop it, there are records in the ...

Hi,I read the book: Sams - wireless J2ME in 21 days.In chapter 4, there is a sample code like "hello world" applet. I followed its instruction to compile, pre-verify, packaging, jad, and test it.I can run it with the kToolbarApp successfully (the emulator displayed).However, when i run it on ...

Does anyone know if it's possible to remove an applet that has been stored onto a Javacard?If so, can anyone give me some code on how to do it?Thanks

Am I right in saying that the output from running the JCDK simulator is just a bunch of bytes?

Hi,Do u what type of images files (e.g. .jpg, .gif, .wbmp, .png & etc..) are supported by handheld devices especially in wml files?

according to the following description, making a phone call is possible:(in class textfield): PHONENUMBERpublic static final int PHONENUMBERThe user is allowed to enter a phone number. The phone number is a special case, since a phone-based implementation may be linked to the native phone ...

I am running some applications on the Wireless Toolkit 1.0.3 under Windows NT4.0.My application creates a serversocket. I then try to connect to this serversocket and create multiple sessions, one for each incoming connection. This all work fine, except that the number of sessions seems to be ...

HiI am a Java Developer and am new to javacard technology ,can some one please tell me how to get started on thishow can i write programs for the javacard and test themdo i need any hardware for thismohammed

hi there,I understand Java Card uses javax.comm. If you use Java Card in an applet you can probably solve my problem.I tried using javax.comm in an applet but when I query the available ports with CommPortIdentifier.getPortIdentifiers(), no CommPortIdentifiers are returned. Does anybody know ...

Is it possible to download an applet onto a card, then modify it and "update" the old applet by writing over it? or is this not possible?

I'm working on a key server-client applet on a Java Card, and have a question.The server applet has admin rights and is reponsible for creating keys, i.e. the server creates all key objects. The client applets will only have access, via the shareable interface, to the verify methods of the key ...

where can i buy a java card kit? Is there any vendor that sells such items? Can the javacard framework still work on smart card kit like BasicCard with BasicOS running?

Hello, i want to integrate smart card in a time-keeping system for our company's employees. The real problem is that, i don't see a clear picture on how i can implement such system. I was thinking if the javacard program can access the database for recording the current time or.. maybe im ...

Hi all, I am a graduate student working on a project in Java card. I have just started going through the examples in the Java card development kit. So far I am able to compile th sample java file. I am not able to run the converter.I type the followingc:\java_card_kit-2_1_2\samples>converter ...

I don't believe there is any https support in the current versions of MIDP out there (<1.0.3). But again there aren't many cell phones that even come close to supporting MIDP 1.0.3.My question is, how do I establish https connections from the cell device? Even with the J2ME crypto ...

Hi, can anyone give me inputs as to how to add a new class to MIDP (Mobile Information Device Profile) what will be the areas to investigate and restrictions ?

Can i use MIDlets to retrieve or store data into MS Access Database? If can, how to i do it?

Hi all !I need an urgent help on use of HttpSession with servlet. I have a problem regarding keeping a session alive in different occasion.First, if I use the HttpServletResponse.sendRedirect() method, I loose the session. Why ?Second, if I create a small web page with some javascript code to ...

HI,Is it possible to send a SMS message directly to a Javacard applet.Let's say I have a GSM Javacard SIM, and I want SMS to go directly to an applet, and have applet analyze it (a binary SMS).I dont want the SMS to go to the SMS inbox in the phone.If it's possible, how to do it ? RegardsKuba ...

Hi Guru's,What happens when the HttpService's ServiceReference is accessed by userbundles .? the situation is that the many userbundles will try to supply some implementation of the HttpContext and the handler for that userbundle's servlet or resource has to associate the HttpContext to the ...

How can i resize a image with J2ME? Image source; // the image to be copiedsource = Image.createImage(...);Image copy = Image.createImage(newSizeX, newSizeY);Graphics g = copy.getGraphics();g.drawImage(source, 0, 0, TOP|LEFT); this technique only sets the image clip? It cant resize the image.Is ...

In J2ME API, we can start a Thread normally, but the API docs don't talk about a method to destroy the Thread, like the J2SE's Thread.destroy(). Is there a way to do that in J2ME?ThanksRicardo

Hi guys,I've just finished the thing. Create an INI file, for example:Frm-All-03.Name = Inspection ReportFrm-All-02.Name = Prework Reportand put it into a file called, for example "property". Make sure it's added to the jar.Than, I have a little class called PTUtilities with two ...

Has anyone tried this? I tried on Palm. The HelloDatabase example was not in the form of a Midlet so it was failing (it seems you can't run a plain Java app with the main class not being a Midlet child. But after I converted this to a Midlet I've got a "Out of heap memory" error. I'm running ...

Hello,Im running the http example that comes with the wireless toolkit, and I get a IOException (Error initializing HTTP tunnel connection: HTTP/1.1 400 Bad Request) on any address I try.Im under a web proxy which I configured with the Preferences utility. I wonder if is something related to ...

Hello MIDP developers.My question is Simple:Which NOKIA phones support j2me ,How i can download my program into these supported (which format and do i have to download in addition another application ),which synch Program i have to download to do these tasks.I asked those questions in Nokia ...

Hi!I'm using the Palm Emulator to make a HTTP connection to my servlet. The same MIDlet works on my Palm, but when I run it on the emulator (in order to some screen captures), I get error mesg that says "Net.lib interface error: 0x0000120C", followed by java.io.IOException.I've already set my ...

Can anyone guide me the as to how to use the CREF instead of jcwde? Also, whether the CREF is applicable on the Solaris Environment?Thanks