copy « jar « Java I/O Q&A





1. Copy a directory from a jar file    stackoverflow.com

I recently finished and application and created a jar file. One of my classes creates an output directory populating it with files from it's resource. The code is something like this:

// Copy files ...

2. ant : jar and zipfileset - copy files from one JAR into another    stackoverflow.com

I am currently doing this:

    <jar update="yes"
      jarfile="${pwd}/dist/${release}_installer.jar">
      <zipfileset src="${pwd}/dist/app.jar" includes="com/izforge/izpack/panels/**"/>
      <zipfileset src="${pwd}/dist/app.jar" ...

3. Ant copy classpath jars to a directory    stackoverflow.com

I'm sure this has either been asked before or is pretty straightforward. But for whatever reason, I cannot seem to make it work. I want to use ant to copy the ...

4. java: How to copy a directory in a jar file to a tmp dir?    stackoverflow.com

I know how to create a temporary directory in Java, but is there an easy way to copy files in Java from the jar file to this directory?

File tmpDir = new ...

5. How would I go about copying the JAR file to the startup directory?     stackoverflow.com

I have the following methods at my disposal:

  • A method to get the running JAR file's path. (The path of the file to copy).
  • A method to get the current operating system. (Mac, ...

6. File copies itself in Java    stackoverflow.com

can anyone suggest me a way to have a running JAR file copy itself to a specific directory? Thank you Here's what I am trying:

import java.io.File;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;

public class ahker {
 ...

7. Problem in copying JAR file    coderanch.com

Hi, Has anyone used Java I/O classes to copy one JAR file to another? If so could you please let me know what is wrong with the following code? The following code runs without error and copies the source jar file to the destination with "zero" byte size. If you have a better solution to copy JAR file at the runtime, ...

8. Problem in copying files for one jar file to the other    coderanch.com

I am having 5 files in a "first.jar" file. I want to move the files from first.jar to another jar file say, "second.jar" first.jar file contains: ----------------------------- META-INF/,true,0 META-INF/MANIFEST.MF,false,68 example/,true,0 example/Details.class,false,2695 example/Personal.class,false,1549 example/Qualification.class,false,1120 example/VersionNumber.class,false,1697 version.txt,false,3 I am using JarOutputStream and putNextEntry(). I had written the code to do it. In this, i want to modify one file ("version.txt")and copy this updated ...

9. Copy Protect Jar files    coderanch.com

Thanks Guys, Firstly, I would like to apologise for posting the same question twice. Reason I felt is that the first post was not clearly communicating. I thought I would make it much more clearer to get the appropriate answer. I am looking for an opensource License management Tool or Copy Protection tool for packaging my software. Few other questions follows ...





10. Copy File From JAR    coderanch.com

final String path= this.editorPane.getPage().getFile(); final File f = new File(path); this.fc = new JFileChooser(f); fc.setSelectedFile(f); final int returnVal = fc.showSaveDialog(this); if(returnVal == JFileChooser.APPROVE_OPTION) { ClassLoader classLoader = this.getClass().getClassLoader(); File f = new File(classLoader.getResource(path).getFile()); } I have an HTML file residing in my JAR file. I would like to copy it from the JAR file to a place on the hard drive. ...

11. Copy files within JAR to disk    coderanch.com

Hi. I'm a novice trying to learn some Java. Currently working on a small application. A feature in my application is that it holds some files (resources) and copies it to the hard disk. Running it from Eclipse, it works 100% fine (!!). Unfortunately, when I export my app to a JAR and run it, files from within my application that ...

12. Copy Jar File    coderanch.com

I have a abc.jar(It is used as archive for applet) in my folder vineet.And I a getting the position of vineet folder through getting the enviorment variable(I have set that for it).Now I am using third party api which generates some output in some directory xxx.Now I want my abc.jar in xxx Can we copy it using ResourceAsStream or something like ...

13. Use hard path to jar file instead of copy    java-forums.org

Hy all, I 'm relatively new to Java and have this problem I can not solve. Made an application that uses the JMF library (Suns Java Media Framework). To have it working i have to use the jmf.jar file in the JMF instalation directory (Can not copy this one, than it does not work). Now when I run the project it ...

14. Copy files within JAR to disk    java-forums.org

Hi. I'm a novice trying to learn some Java. Currently working on a small application. A feature in my application is that it holds some files (resources) and copies it to the hard disk. Running it from Eclipse, it works 100% fine (!!). Unfortunately, when I export my app to a JAR and run it, files from within my application that ...

15. Copy folder from jar into temp directory    forums.oracle.com





17. Copy a file from hard disk to a jar    forums.oracle.com

18. Copy files from inside jar file to hard drive?    forums.oracle.com

Hi All, In a Java application I'm developing, I need to be able to copy two files from within my compiled JAR into a sub-folder of the user's home folder(The first time the application is run). Creating the sub-folder is fine, but I can't seem to figure out how to copy the files there. In Netbeans, I have them in a ...

19. Problem Copying a JAR File via Code    forums.oracle.com

Sabre, Thanks for the tip...I'll try the change you suggested. All, Here's a weird part...I just attempted to open the JAR file that is copied by my installer in Ark (KDE Archiver, for those who are unfamiliar) and it opened fine, with all files there and extractable. Now, I'm really confused. If the JAR file is "Invalid or corrupted", it shouldn't ...

20. error copy resources file from Jar    forums.oracle.com

When my jar is running, i get an FileNotFoundException exeption. the file logo.png is not found, even it is well in my jar file. My question is which method should i use to get the right path of my resouce file? because theses two methods ClassLoader.getSystemResource("com/monGroupe/monProjet/" + fileName); or this.getClass().getResource(fileName); give me the absolute path of logo.png, but this last is ...

21. read a file from a jar file and copy it to another file    forums.oracle.com

Use a buffered input stream and read the contents in from the inputstream in chunks. Meanwhile using a buffered output stream write out the chunks to your file. I don't know why you are trying to cast to FileInputStream. Don't do that. Just use the input stream (wrap it with a buffered stream).

23. Copy resources from JAR file to Desktop    forums.oracle.com

/* java.util.jar.JarFile jar = new java.util.jar.JarFile(new File(new URI(getClass().getResource("qgx.jar")))); java.util.Enumeration enume = jar.entries(); while (enume.hasMoreElements()) { System.out.println("SHIZZLE MANIZZLE"); java.util.jar.JarEntry file2 = (java.util.jar.JarEntry) enume.nextElement(); java.io.File f = new java.io.File(htmlFolder.toString() + java.io.File.separator + file2.getName()); if (file2.isDirectory()) { // if its a directory, create it f.mkdir(); continue; } java.io.InputStream is = jar.getInputStream(file2); // get the input stream java.io.FileOutputStream fos = new java.io.FileOutputStream(f); while (is.available() > ...

24. Copying files from a Jar    forums.oracle.com

Hi I have been reading about InpuStream and JarInputStream and that sort of thing. My situation is this. I have a client/server model. The client connects to the server opens up the browser. My applet starts and its at this point that i want to copy 2 files into their java_home/lib and java_home/bin(i have been able to get their java home ...

25. how to make our jar file copy itself??    forums.oracle.com

26. how to copy a text file into jar file in cammand prompt    forums.oracle.com

You are making this too complicated. A .jar is a .zip file with a folder called META-INF with a stupid text file inside called MANIFEST.MF Just treat it like a .zip file thats all it is. I dont use the jar utility in jdk1.5.0/bin but it is there and you can learn how to use that as well. I actually just ...