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• Java web services client

  - by Bill

  I want to build a web services client that takes wsdl link as the input and generates java classes. I know we can do this directly using Netbeans IDE where we provide the wsdl location during project setup. But I want the wsdl location to be provided when the client starts running. How do I do this?

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• Tamper Proof Excel Document using java

  - by Captain Crunch

  How to create tamper proof Excel document using java? Now i am using Apache POI package for generating Excel documents. Help Me Bravos ....

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• Writing an older version of Berkeley DB in Java

  - by mrbombastic

  Is it possible to write out an older version of Berkeley DB using the Java interface? The version being 1.85/1.86.

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• Forcing deallocation of large cache object in Java

  - by Jack

  I use a large (millions) entries hashmap to cache values needed by an algorithm, the key is a combination of two objects as a long. Since it grows continuously (because keys in the map changes, so old ones are not needed anymore) it would be nice to be able to force wiping all the data contained in it and start again during the execution, is there a way to do effectively in Java? I mean release the associated memory (about 1-1.5gb of hashmap) and restart from the empty hashmap..

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• integrate java facebook api in web application

  - by angelina

  Dear all, I want to integrate facebook api in my webapplication ,from where i can login a user ,gets his online friends ,sends notification messages,logout a user.plese suggesting which api to usein java.

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• Java ACM subjects

  - by shangrila

  Who can send me some Java ACM subjects or Something like that?I wanna improve my OO thinking. To my gmail,please [email protected] Thanks in advance.

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• number out of string in java

  - by Ali_IT

  I have something like "ali123hgj". i want to have 123 in integer. how can i make it in java?

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• Searching for a converter jsp to java

  - by jacksparrow2012

  Hi crew, I'm searching for a tool, which converts a jsp file into a java file without using a server like tomcat or something else. Can anyone help me out?

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• Real-time Java graph / chart library?

  - by Joonas Pulakka

  There was an earlier thread on Java graph or chart library, where JFreeChart was found to be quite good, but, as stated in its FAQ, it's not meant for real-time rendering. Can anyone recommend a comparable library that supports real-time rendering? Just some basic xy-rendering - for instance, getting a voltage signal from data acquisition system and plotting it as it comes (time on x-axis, voltage on y-axis).

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• How do you develop Java Servlets using Eclipse?

  - by Y Pgjn

  I would like to program Java servlets using Eclipse and I plan on deploying them using Tomcat. I think I can build the projects using Ant which is bundled with Eclipse. I have the standard Eclipse IDE. What options do I have for doing Servlet development in Eclipse? What changes do I need to make to Eclipse? Do I need to install a plug-in?

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• How can I integrate Java with .Net?

  - by Luke

  I have one SDK that is available in Java and another SDK that is available for .Net and would like to write a single application that interfaces with both of them. I imagine I will need to use a cross platform communication framework that can support named pipes (or other in memory communication), what is the best choice? After some more research I found Hessian -- does anyone know anything about the maturity of this project?

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• How do I sort a set in Java?

  - by Jeremy Stein

  In Java, I have a set, and I want to turn it into a sorted list. Is there a method in the collections package that will do this for me?

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• customize Java dialog Color, Appearance, Theme

  - by Aizaz

  I want to make Java JDialog appear like it is presented in the [Image][1] [1]: http://lh4.ggpht.com/_AnzmYq61hHI/S8RTAznktKI/AAAAAAAAAW0/c4HVCuchdjc/s1600-h/saveConfiguration%5B2%5D.jpg using JDK 6 Swing. Is it possible? if so kindly guide me. Image Link

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• how to add ctrl - click listeners in eclipse java editor

  - by jaime

  I want to add a ctrl - clic kind of listener to a custom javadoc annotation in eclipse java editor, thus I want to be able to move the focus to a specific place when the use ctrl - clic @customJavadoc annotation.

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• Java package scanner - find all classes with a given interface

  - by michael lucas

  In C# you can easily read all classes from a given assembly. I'm looking for equivalent feature in Java. I need this to automatically bind EJB beans to my Guice Module.

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• Java or Scala for new greenfield projects ?

  - by sirmak

  Hi, After I read Bloch's discussion http://www.infoq.com/news/2010/04/bloch_java_future I started to think about "Do I have to switch to scala for new web developements" or is java preferred in all cases. What is your opinion ? Thanks,

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• Reduce frequency of deployments in a Java web application using Spring-MVC

  - by jboyd

  Is there a simple way to have your "Service Layer" deployed separately from your web layer, so that I can reduce the number of times per week that I have to, package, build and deploy the entire WAR file? I'm using Tomcat mostly, but I'm hoping for something more generic to Java web servers

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• Java: Programatic Way to Determine Current Windows User

  - by Justin Nelson - jjnguy

  I see many similar questions, however I want to find the Username of the currently logged in user using Java. Its probably something like: System.getProperty(current.user); But, I'm not quite sure.

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• How to synchronize java code

  - by Milan

  I have the next code: Process p = Runtime.getRuntime().exec(args); and I want my program to wait for the Runtime.getRuntime().exec(args); to finish cause it last 2-3sec and then to continue. Ideas?

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• Find unused import statements in Java source

  - by curiousmind

  Does anyone know of a tool (besides Eclipse or any other IDE) that I can use to find unused imports in a Java source file? I am looking for a command-line type of tool (to integrate in a larger script). Thank you.

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• Write Java objects to file

  - by Mark Szymanski

  Is it possible to write objects in Java to a binary file? The objects I want to write would be 2 arrays of String objects. The reason I want to do this is to save persistent data. If there is some easier way to do this let me know. Thanks in advance!

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• How to create a true singleton in java?

  - by rjoshi

  I am facing a problem with my singleton when used across multiple class loaders. E.g Singleton accessed by multiple EJBs. Is there any way to create a singleton which has only one instance across all class loader? I am looking for pure java solution either using custom class loader or some other way.

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• Java Log ==> JTextArea

  - by asmo

  Need: Output a Java application's log into a GUI component, such as a JTextArea. Concern: Need to log things from any class, in a static manner. However, the GUI logger component must not be static (obviously) as it's the member of a parent component. What should I do?

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• Are there faster XML parsers in Java than Xalan/Xerces

  - by jm04469

  I haven't found many ways to increase the performance of a Java application that does intensive XML processing other than to leverage hardware such as Tarari or Datapower. Does anyone know of any open source ways to accelerate XML parsing?

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• If you are a hard core .NET programmer, would you invest in learning Java

  - by GarbageGuy

  Learning just another language is not much work. However, getting familiar with all the supporting libraries is veeeery expensive and actually you cannot go too far without that. Would you consider a worthy career investment to learn java once you already are an accepted professional of .NET or you would rather invest the same amount of energy to get deeper in the things you already know?

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