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• Is there something like SqlAlchemy's SqlSoup for Java?

  - by Lokkju

  I'm looking for a Java ORM that works from database reflection - I need to just point it at a DB, and start being able to walk through the entire set of tables, etc. Ideas?

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• String array definition in JAVA

  - by Mohamed KALLEL

  Is it possible to define array in this way in JAVA, otherwise are there an alternative close this definition? private final int CONST_0= 0; private final int CONST_1= 1; private final int CONST_2= 2; private final int CONST_3= 3; private final String[] CONST_TXTRECORDS = new String[] {[CONST_0] = "test0", {[CONST_1] = "test1", {[CONST_2] = "test2", {[CONST_3] = "test3"};

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• Setting java locale settings

  - by Simon Tucker

  When I use the default java locale on my linux machine it comes out with the US locale settings, where do I change this so that it comes out with the correct locale?

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• How to measure Java thread execution time?

  - by giolekva

  Hey, I want to measure thread execution time in Java. Now I'm monitoring thread start and end times, but I think it's not so accurate because thread could be suspended during it execution.

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• calling a c++ function from java which uses some other function which refers include files

  - by navinbecse

  Hi all, i am trying to call a navite method defined in c++ from java, the function which i am trying to call refers some functions defined in header files and also the other functions defined by me... is it passible to call that?.. i am getting an error "error LNK2019-unresolved external symbol"..

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• Multiple java servlet authentication methods

  - by user355325

  Is it possible to have multiple authentication methods for a java servlet? For example, have form based authentication in addition to open id based authentication so users can choose how they log in.

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• java jsp : connecting to sql server tutorial?

  - by phill

  Can anyone recommend a tutorial on how to write a java servlet which connects to ms sql server and manages data? I'm trying to write something which pulls products out of one database and inserts them into a stored procedure located on another database. thanks in advance

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• Push alerts to notification tray app in Java

  - by Rich Anderson

  Hi - how do I push server alerts to tray apps in java without using xmpp or other heavy protocols? Do you recommend a way to accomplish this? I was planning to write an app which uses URLConnection on a server equipped with Comet but I doubt if that would work as the client requires a JS to be invoked and URLConnection is not a browser.. What is the best way to push instead of using a proprietary client-server approach?

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• Java - scan screen for color

  - by yper

  Hey, I would like java to scan screen for particular color. Any ideas if how to do that? Thanks

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• Eclipse Doesn't List Classes Within Java Packages

  - by Matt Robertson

  Usually when I'm typing a Java import statement in Eclipse or otherwise referencing a class via the packages that it is in, Eclipse shows a context menu with a list of all classes within that package. There have been several times, however, that it would only shows subpackages within a package and would not show classes within that package. Does anyone know why this is? It sounds like a setting/preference was changed, but I never knowingly changed anything related to this.

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• Converting an image in 8-bit grayscale RAW image in java

  - by deejay08

  Please let me know how to convert a JPG/PNG/BMP image into a 8-bit grayscale RAW image in Java. Is it possible to obtain using ImageIO API?

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• Java Interfaces Methodology

  - by Amir Rachum

  Hi all, I've been programming in Java for a few courses in the University and I have the following question: Is it methodologically accepted that every class should implement an interface? Is it considered bad practice not to do so? Can you describe a situation where it's not a good idea to use interfaces? Thanks.

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• Generate images for html heading with Java servlet

  - by stephanos

  Hi, I found Facelift which can basically generate html headings as images (with "nice font") on the fly. Does something similar exist for Java (couldn't find one myself)? Cheers, stephanos

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• truncating number after decimal...through built in function in java

  - by sadia

  i want to truncate a number after decimal through a built in function in *java* (not javascript). for example: 69.80000000001 to 69.8 please guide.

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• How to generate Image at server side in java [ blob-> string_image -> *.png or .jpg ]

  - by Vaibhav Bhalke

  Hi All I want to generate image on server side. My Image is stored in server side's database in blob format and I am able to convert it into string_image; Then How to convert that string_image into actual .jpg or .png format. Actually I am posting attachment as image on users facebook' wall. How to generate Image at server side in Java? Is there any sample code to do it?

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• Java: What is the right way to convert String into a valid amount of money(BigDecimal)

  - by Midnight Blue

  Hi, I have to convert an incoming String field into a BigDecimal field that would represent a valid amount of money, for example: String amount = "1000"; BigDecimal valid_amount = convert(amount); print(valid_amount.toString())//1000.00 What is the right API to use convert a String into a valid amount of money in Java (eg: apache commons library)? Thanks in advance,

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• reserved keywords in java

  - by abson

  goto is a reserved keyword in java. Is it true? Why so?

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• Pagination in Google App Engine with Java

  - by newbie

  I need to create simple pagination of objects, but when I read manual I found out that query.setRange(5, 10); will fetch 10 objects, even when only 5 objects are needed. Is there anyway to fetch just needed objects? EDIT: I started bounty, so fi you can show me simple example code in Java that works, then I will accept you answer.

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• Can a Java class implement a C++ interface

  - by Tom Brito

  Is it possible to a Java class to implement a C++ interface (interface meaning a full abstract class)? Where can I read more about?

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• Constantly check for change in Java?

  - by user329671

  How can I check for a boolean to change state over a given period of time, and if a change is made over that time period perform a method? Can any help please be given in Java. Thanks.

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• I need to save a String to a text file using Java

  - by Justin White

  I am a beginner Java programmer. I am attempting to make a simple text editor. I have got the text from the text field into a variable that's a String, called "text". My question is, how can I save the contents of the "text" variable to a text file? Thank you!

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• Java: Swap elements in LinkedList class

  - by Algorist

  Hi, I want to maintain order of the elements being added in a list. So, I used a linkedlist in Java. Now I want to be able to swap two elements in the linked list. First of all, I cannot find an elementAt method for linked list. Also, there is no way to add element at a specified position. Thank you.

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• Java debuging decompiled classes without line number attributes

  - by tori3852

  Hi, is there any way to debug a 3rd party Java code (library) which, as I believe, was compiled without line number attributes? I attach a debugger to this class (decompiled in Eclipse using JadClipse) and I can set breakpoints on method entries, but cannot step through code line by line.

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• Maven, Java, and custom files for deployment

  - by Marco

  Hi, i've a Java project managed by Maven2. The scenario i'm trying to solve is the following: in development mode i need to use some configuration files (for example, a hibernate.cfg.xml configured for the dev environment), while in production i need to exclude all the development specific files and configurations, and get instead some other ones for my production environment. How can i handle this situation? Thanks

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• java:I am trying to create Shotcut of any abc.exe through java program.

  - by Sanjeev

  I am making an installer in java swing it almost completed only one thing is left to do that is to create desktop shortcut of our software.I do not want to copy software on desktop but I want to create instance of that software like other MS software. How it can be done please help me. I am already copied my software in c:/Program files by using copy directory and I want to create shortcut on desktop .

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