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Questions tagged [java-me]

Java Platform, Micro Edition, or Java ME, is a Java platform designed for embedded systems.

Java Platform, Micro Edition, or Java ME, is a Java platform designed for embedded systems (mobile devices are one kind of such systems). Target devices range from industrial controls to mobile phones (especially feature phones) and set-top boxes. Java ME was formerly known as Java 2 Platform, Micro Edition (J2ME).

  • Technology overview for beginners on Oracle.com - Introduction to Mobility Java Technology:

    To develop applications using wireless Java technology, you'll need to assimilate information from several fields. You'll need to understand something about wireless communications technology, the business of wireless communications, and a lot about the Java platform. Where should you begin? This page contains a high-level overview of wireless Java technology and many links to detailed information about specific subjects...

API Documents

CLDC 1.1 API Documentation

MIDP 2.0 API Documentation

5775 questions
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Midlet signed with verisign securityexception in S40

I signed a midlet with a verisign certificate. In other devices works well, but in a Nokia 2710 S40, I get SecurityException: Permission Denied each time the application does an httpconnection. I have already tried with all the permissions in…
Laura Isabel
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How to set timeout for Java Wireless Toolkit generated web service calls?

I have used the Java Wireless Toolkit Stub Generator to create a bunch of web service call stubs for a mobile app (BlackBerry J2ME app). The problem I'm having is that there doesn't appear to be any way to set a timeout on the calls. This causes the…
JustinD
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Compiling J2ME from a Java SE application

I created a wrapper for some java mobile applications (J2ME jars). The wrapper calls the game file after it gets started. To wrap a particular jar file, I of course have to compile my wrapper program. To automate the wrapping process, I created a…
Niaz Morshed
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Create Form in J2ME

I want to design one form that contains TextField and ListView in J2ME. But I don't know how to create this form. It is looked like Dictionary Form. Could anybody help me to do that?
Sopolin
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How can Midlet calls static variable?

I have a midlet which has got a static variable. I need to keep the record of all the instances created in this variable. but it does not work like static variable. my code segments look like this. I am running this midlet on sun wireless toolkit…
raja
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What can be better way to send WBXML data to web server?

Please could you help me in sending a data from Mobile appication to Web Server in WBXML format ? I have got a bit to convert xml to wbxml but not getting how to send that to web server in efficient way ?
sankalp
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Where's convertWorldToField method?

In Class net.rim.device.api.lbs.MapField There's a method convertWorldToField, which is quite useful. After API upgrading new Map Class has been moved to: net.rim.device.api.lbs.maps.ui.MapField But method convertWorldToField disappeared, where is…
Lewis Z
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Storing an encryption key in Blackberry application

I am encrypting the communication with the server in my blackberry app. I am using the RC4 encryption which needs a key to be provided. What's the best place to hide this key inside the application ? First of all is application a good place to store…
Cemre Mengü
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How can i get device, manufacturer and model in a device that support J2ME?

I have a nokia 2730 and want to read model and manufacturer, how can i do it using a j2me application? Could someone help me with this issue?
user1807634
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j2me application doesn't work on Mobile Phone

I have developed one simple application in J2ME. Application just does simple HttpConnection and makes only request. Here is the code for that: public void run() { System.out.println("Inside saveData"); HttpConnection hc = null; …
Nirmal
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notification on nokia S40

Good day! I am doing an IM application on S40 phone using JAVA ME. I would like to know, when the application is closed, how to get notify(promt a dialog with the message and icon on the status bar) when a new message arrives. I tried with push…
NaPsTeR
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Eclipse J2ME -a error has occurred during deploying application

Hi i am new to J2ME programming i created a new basic J2ME project in eclipse New->Project->J2ME->J2ME Midlet Suite named HelloWorld then New->other->J2ME->J2ME Midlet named HelloWorld when i run the project it shows A problem occured during…
user1791122
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Dynamic Array of ints in j2me

I want to do a simple dynamic array of ints in my j2me application, The only dynamic array I see is "java.util.Vector" and this one doesn't seem to accept an int as a new element (only wants Objects). So how do I go around fixing that problem?
kostia
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LWUIT: Change components text on show form

I use codenameone and I wanna change some labels text's or fill table with dynamic data from database. So, my question is : 1.what event is good for change component text on showing form? 2.how to create database and load data from it or insert data…
Ahmad
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Beep on Motorola Symbol MC3090

I'm using JAVA ME 1.4 and WTK and LWUIT and want to get a beep in the Java application running in PhoneME. I've discovered several ways on google, but none of them is working. My last try was using…
Jens Franz
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