java-me

问题 I am trying to send an image to server. I converted the image to a byte array. I then tried the code from "HTTP Post multipart file upload in Java ME" on the Nokia developer forums. I also tried the code from "HTTP POST and passing parameters in URLs" on the BlackBerry forums. I am passing parameters and getting response code 200. But image is not sent to the server. I am stuck on this. 回答1: try{ FileConnection fis=(FileConnection)Connector.open(filename); InputStream inputStream = fis

问题 I am trying to send an image to server. I converted the image to a byte array. I then tried the code from "HTTP Post multipart file upload in Java ME" on the Nokia developer forums. I also tried the code from "HTTP POST and passing parameters in URLs" on the BlackBerry forums. I am passing parameters and getting response code 200. But image is not sent to the server. I am stuck on this. 回答1: try{ FileConnection fis=(FileConnection)Connector.open(filename); InputStream inputStream = fis

问题 The codes below send a request to server and the server sends a response back. Then, the client formats the request and makes it a url that it loads on imageitem. This works fine using the emulator but as I deploy it on my mob, It is able to retrieve the string from my server but as it tries to load the image, it says NegativeArrayException. Note:1. I have web already activated on my mob 2. When I use a static url, it works fine, that is instead of passing the formatted url, I pass a static

问题 How can we implement client side SSL in J2ME? Any available resource or source code?? I want to validate the particular service is accessed by a particular phone. 回答1: The bouncycastle Java libraries have a J2ME version (now called JME) that includes an SSL/TLS api. 来源： https://stackoverflow.com/questions/4023627/client-side-ssl-in-j2me

问题 I want to extract text from a web page in j2me, I have used String operations,but I am not getting the result, was my code correct? The String from a web page: <td align="left" valign="middle" class="celebrity-details-description-txt" > <p style="text-align: justify;"> Hero Gopichand's new movie under the direction of Chandrasekhar Yeleti is progressing at brisk pace in Ladakh. Recently, the unit has shot an extensive action scene on Gopichand, Taapsee and others under Buzkashi sport backdrop

问题 I am going to make application on j2me using canvas. I want to take textbox or textfield on my canvas. 回答1: You can draw a basic textbox and display a string , and when it receives focus, you can switch the view to that particular textbox ,something like this textBox = new TextBox(....); Midlet.display.setCurrent(textBox); This would create your data entry more robust and save you from the pain of implementing various keyboard issues yourselves 回答2: These items are only available for adding

问题 I want to add a combo Box in table cell to provide drag n drop option LWUIT. I have used this option for it .. private String strCmbBox[] = { "1", "2", "3", "4" }; ComboBox comboRdoBox = new ComboBox(strCmbBox); comboRdoBox.setListCellRenderer(new comboBoxRenderer()); TableModel model = new DefaultTableModel(new String[] { "Col 1", "Col 2", "Col 3" }, new Object[][] { {"Row 1",new DefaultTableModel(new String[] { "1" }, new Object[][] { { comboRdoBox }, { "lbl" } }), "Row X" }, { "Row 2",

问题 I am creating an application using lwuit. And i want to add calendar in comboBox. please give me an idea as soon as possible.. 回答1: Do u mean that you want to add the selected date of calendar component at the end of combobox values or to show the selected date in textbox? If so, then below code shows the selected date of calendar component in textbox: Button cal = new Button("Calendar"); // button for calendar cal.addActionListener(new ActionListener() { // define action for button // action

问题 I do a mobile application which the user can use it get the required place’s number. The user must select the appropriate city and category to get the place’s information. All the information stored in the database. What I want to know that .. 1) What is the benefit from the web service? 2) How to connect the web service and MySQl database? 3) How to connect the web service and mobile application to get the information from the database? 回答1: 1) Benefits. You didn't mentioned other options,

问题 Suppose I dynamically load a Java class C , that references non-existent class/methods. Such a case might occur when C was written for a newer version of Java. When will it fail - as soon as C is loaded, or when a method that calls a non-existent class/method is run? Does this change with the VM - including other versions of Java, such as Java ME? 回答1: When will it fail? as soon as C is loaded? No. Only if when loaded it makes reference to the non existing class ( ie. you have a class