Hey,I've had two, similar strange experiences with MD5-encryption. I'm currently testing and developing an application, with users and passwords and stuff. In the 'add new user'-section, I've got two password fields. In 'processnewuser.jsp' I compared MD5-hash 1 to MD5-hash 2, coming out ...

Hello all,I have a very big image and don't have enought ram to make a copy of the image in the buffer. So, I want to convert this image partly and on each iteration append an image part to a file.BufferedImage bigImage = ImageIO.read(new File("bigImage.jpg"));for (int i = 0; i < 100; i++) ...

Hello, I am a student and new to using the JMF, please give me some pointers and directions to look for.I am starting a project that requires a computer to transfer screen caps to several computers(say 8 computers) simultaneously.The image will be 800*600, it must not be blurred but the color ...

Track 0 is set to transmit as: unknown, 44100.0 Hz, 16-bit, Stereo, LittleEndian, Signed, 176400.0 frame rate, FrameSize=32 bitsjava.io.IOException: Format of Stream not supported in RTP Session Managerwhy this erro occors?if need i put more code and more explanation here.(was ...

Hi all,I want to create an application in SWT, which is able to play all types of music files. By using JMF i am able to do it in Swing, but i want to do it in SWT. (Should not use any AWT components). Can any body tell how to do this ?Thanks in advance !!

Hi,I would like to encrypt and decrypt the content of an XML file. How I can perform that? Please help me to do so.If any of them have source code for this, please.

Hi,How do I handle this exception, when the user clicks "Cancel" upon SSL Client authentication when prompted for a certificate.javax.net.ssl.SSLHandshakeException: null cert chainTomcat throws this exception, but I would like to catch it and redirect the user to a proper error page. The full ...

Hi, i'm using a signed applet to get a file access for my applet to the lacal disk. I want to write a file to a local directory. When i'm trying it in the appletviewer it works, but it is not running in the browser. I'm using the version 1.5.0_11 of the JRE.I got the follwing ...

I'm trying to set up single sing-on (SSO) into a web application with Kerberos, where the web application in turn should use the Kerberos ticket it received to access a backend service on behalf of the user.In theory this should be a fairly straightforward Kerberos delegation scenario.I'm ...

When I try to run: "System.loadLibrary("myDll")" from a JApplet I receive this error message:java.security.AccessControlException: access denied (java.lang.RuntimePermission loadLibrary.SNJApi) at java.security.AccessControlContext.checkPermission(Unknown Source)I use Java 1.6.0_01I run my ...

Hello,I'm using a diffie hellman key exchange algorithm. So I created a publickey and sent it to the server.Here, I have a problem coz I sent the publickey as a string and I used byte[] publicKeyBytes = publickeystring.getBytes() to get the bytes value.This gives me a "Invalid Key spec ...

Hello all,I open JPEG, make some transformations and want to save it again.Is there any possibility to get the quality of the file I have opend and to save the JPEG with the same quality as it was created.In other words I want to find out this quality param:encParam.setQuality (1.0f, ...

Hi, I am working on an application that requires Server and Client to communicate using SSL. I have managed to get the codes to create the link. Now I have one problem. As both the Server and Clients requires each other's certificate for authentication, how can I have the application to ...

Hi All I am working on application that requires to do encryption and decryption using public and public key. I need some guidance on how to implement this functionality. The only requirement is to have public key and private key in two different files. For public key i can get it from .cer ...

how to make one image stand on the other image?

I'm writing a program for a Pong-like game, but I'm having trouble with the angles. I'm using two variables: XSpeed and YSpeed, for the ball, and every timestep I add XSpeed to XPos and YSpeed to YPos, then I redraw the ball using the statement Draw.fillOval(XPos-Radius, YPos-Radius, ...

Dear allWe use jsse connections with file based Pkcs12 Keystores for longer time.Now we d'like to replace these .p12 files with SmartCards.While the jsse 5 reference guide suggests:"To use a Smartcard as a keystore or trust store, set the javax.net.ssl.keyStoreType and ...

Is it possible to do it? I got a hosting where i cant get to the server.xml, so i would need to set my JDBC Realm using the Admin tool.Thanks Batsup

I have encountered a problem in Java 1.6 with Java SSL servers and Diffie-Hellman key agreement, as compared to the same SSL servers in Java 1.5.Opera issues warnings if SSL connections do not meet its security standards. Java SSL servers in Java 1.5 use the following encryption protocol (as ...

hii hav made a website where users can upload videos.....how can i play the uploaded videos of all formats......my concers are video buffering and traffic managementthanks

where can i download javax.media.* libraries from?thanks

I'm new at programming and I wanted to make a small physics simulator for an assignment. I have to get the program working by tonight, so I thought that someone in here might be able to help.I am trying to add some collision detection to my program.. I have a ball that drops and I want it to ...

Hi all,I'm using the code below to play a simple wav file in Linux:==import java.io.IOException;import java.net.MalformedURLException;import java.net.URL;import javax.media.ControllerEvent;import javax.media.ControllerListener;import javax.media.EndOfMediaEvent;import ...

i just want to show a picture as a JButton on JFrame,the picture's path is the path of the project,bu when the program run ,i can see the frame,bu can't see the picture,why ?import java.awt.*;import javax.swing.*;public class UseImage extends JFrame {JButton bn;ImageIcon icon;public ...

Hi. I need to draw some lines in one class that I have in a program, and then, when I have my lines drawed, I have to send those lines to another class that have the JFrame and put this lines on the content pane to display it.My first problem is that I dont know how to invoke a method that have ...

i want to move the image auto going down when i press enter or space bar.i do this for my codebut it does't work.class Playscreen extends JPanel {ImageIcon playbg;ImageIcon playerIcon;ImageIcon[] stair;int floor;int live;Point loc = new Point(100,100);int dx = 3;int dy = 3;Rectangle[] ...

Hi,Which is the best way to compare X509Certificates? My system should authenticate users by their certificates and I磀 like to be able to compare the certificate presented by the user and the one - or the info stored about it - in my system. Using serial number could be a good approach but I ...

Hi,I want to embed data in my application which I have encrypted and signed using strong cryptography, so that the application can verify the data (assuming the application itself doesn't get changed).Currently I construct three byte[] arrays: 1.) DESede encrypted data 2.) RSA encrypted DESede ...

Hi, is it possible to read data from file that encrypted using javax.crypto.* without decrypting that file back such as Microsoft Access Database file?If it is possible, would somebody please show me how to do that.....thank you...

Hi All,When I want to run my small Java2D program with Eclipse I get the following for the simple sentence :g2.draw(shape); The Eclipse says:"The method draw(Shape) in the type Graphics2D is not applicable for the arguments (Shape)"How come?Also for this one : Shape shape = ...

Hi,I used the digital signature technique from http://java.sun.com/docs/books/tutorial/security/apisign/gensig.htmlI need to save the private key into file, i save and read it as Object, but when generating the digital signature from the private key saved from the file, the digital signature ...

OK I have a application that works 100%I have changed it so that is should work as an applet.but when I run the web page with it i just get a white box. no java load page thingIs this an issue with Canvas3D or something?

Alrighty!public void rotate(Graphics g, int direction){Image ship = sprite.getImage();double turnDirection = Math.toRadians(direction);AffineTransform AF = new AffineTransform();Graphics2D g2 = (Graphics2D) g;//g2.drawImage(ship, 0, 0, null);g2.drawImage (ship, ...

I want to use in Java one of the following MS XP fonts:Tahoma, Verdana, or MS Reference Sans Serifbecause they distinguish among the Il|170O.When I use the line referencing Graphics instance g:System.out.println(g.getFont().getFontName());in a program, it prints 揇ialog.plain?Then when I use the ...

hi everbody,i have already sloved the problem of voice transmission for the LAN, working fine on the LAN but for the Internet, to make it working for it there are some problems of NAT and Proxy, If any one have solved the problem like this then pls help me i m really in need of it. With Regards ...

How can I:Construct an Image from byte[]?And get byte[] from an Image?I've found some examples but none of them fit my need completely.The final goal of mine is to read an Image from a BLOB and resize it (making thumbnail) without any intermediate file.

Hi, I have a JSP which works fine.I added a link <a href="sounds\cello.wav">play the song</a>to play a sound file.I tested the link in a normal html page in a browser and it works fine (open MS media player when clicked).I checked the path and its correct.Could it be that I am ...

I'm trying to import a certificate with: * keytool -import -alias mycert -file lalakis.pembut I keep getting: ~ keytool error: java.lang.Exception: Input not an X.509 certificateIt is: - An OpenSSL generated certificate with - Signature Algorithm: PKCS #1 MD5 With RSA Encryption and - Subject ...

Hello ,We have a web application in which the browser performs user authentication. The authentication window prompts for User Name and Password. The User enters his user name in "Domain/User Name" format. Is there any way to tweak the browser/browser variables so that it prompts for User Name, ...

I apologize if that is a stupid question but I'm trying to track down if this :com.sun.deploy.security.X509ExtendedDeployTrustManager.isSupportedAlgorithmwould use the installed openSSL codebase on a Linux server.Thanks.-Dennis

I am successfully encrypting a URL from my client servlet and my serverside servlet handles the request. The code is below.My problem is that the decrypted URL is not the "id=101&item=22&conf=12234" I am expecting -- in fact, the encrypted part of the URL is changing each time (not what ...

I have a simple JPanel class which only draw the background image. I'm using the StackLayout of other JPanels ontop of the background panel, doing different stuff like draw rectangles. But everything is in slow motion. But if I comment out the background panel, everything runs smoothly. The ...

hi,I am doing a media player, and the help i need is when i run my media player and try to play video, it gives me the following errorFobs4JMF - Native shared library NOT foundjava.lang.UnsatisfiedLinkError: no fobs4jmf in java.library.pathat ...

i want create video from series of mpeg imagescan anyone help meany help appreciatedThanks in advance

Hi Friends,I want to build web application which will provide streaming of data. This data may be in raw data, binary, files, audio, video etc. As we are using HTTP protocol for web application, then how to do streaming between server and client using HTTP protocol i.e in request response ...

Hello,I wish to shorten my earlier posting for clarity. If I can re-implement the code below using a dynamic approach, then my problem in the earlier posting will be solved.import java.awt.Color;import java.awt.Graphics2D;import java.awt.Polygon;import java.awt.image.BufferedImage;import ...

just 90,not any degree,i can't not find any information about this in my books now ,so can you help me ?

Hello.I have a problem when trying to decrypt data in java, which was encrypted using openssl.I keep getting a BadPaddingException("Given final block not properly padded").After trying to come up with a simple test case, i found the following strange fact; when encrypting a string in openssl ...

I have a plain text and public key, how i can encrypt the message using the public key and decrypt it using the corresponding private key?Any Example?Thanks

Hi I am new to JMF Why merge.java does not die like most of the programs and System.exit(0) is used to kill it. Is there something I can add so it dies once it is finished.Thanks