copy « directory « Java I/O Q&A





1. Copying files from one directory to another in Java    stackoverflow.com

I want to copy files from one directory to another (subdirectory) using Java. I have a directory, dir, with text files. I iterate over the first 20 files in dir, and ...

2. Copy folder and its files to another location    stackoverflow.com

I want to copy F:\test to folder F:\123 so that I have folder F:\123\test. In test folder I hava 2 files: input and output.java But I can not do that erro is: F\123\test\output.java ...

3. can i copy a directory from one place to another place directly?    stackoverflow.com

Because many method which i have used does this, but they ll ultimately end up in copying each file by it conetents? as i have text files with lots of contents ...

4. How to create a copy of a file in the same directory in java?    stackoverflow.com

I want all the features of file.renameTo in java but without the source file getting deleted. For eg: Say I have a file report.doc and I want to create the file report.xml without ...

5. How to copy a folder and all its subfolders and files into another folder    stackoverflow.com

How can I copy a folder and all its subfolders and files into another folder?

6. Java: how to copy a directory but exclude some directories deep inside main directory    stackoverflow.com

Using java, I want to copy whole directory excluding some sub-directories (and all files inside those sub-directories) down file path. How can I do that? I've seen several such questions on ...

7. Copy directory preserving file attributes    stackoverflow.com

What's the best way to copy a directory and all its contents while preserving POSIX attributes? I'm not looking for your own or others' hand-rolled code snippets to accomplish this. I ...

8. How do I copy a directory using Ganymed's SCPClient?    stackoverflow.com

I need to recursively copy a directory (C:\test in this case) to a remote host. I tried the obvious:

conn.connect();
conn.authenticateWithPassword("user", "pw");
SCPClient scp = conn.createSCPClient();
scp.put("C:/test", "~/test");
conn.close();
but this gives the error:
java.io.IOException: Error during SCP ...

9. What happens when I copy two emtpy paths and why doesn't it throw an exception?    stackoverflow.com

I'm really wondering what this code does:

scala> import java.nio.file._
import java.nio.file._

scala> Files.copy(Paths.get(""), Paths.get(""))
res0: java.nio.file.Path = 
Shouldn't that throw a NoSuchFileException? Reading the JavaDoc reveals:
By default, the copy fails if ...





10. Copying .docx Files From One Directory to Another    stackoverflow.com

So I was wondering if anyone knew how, or could point me in the direction of some samples that did this in Java? I've tried Googling it, but the examples I ...

11. Java copy a folder excluding some internal file    stackoverflow.com

I have a folder with this structure mainFolder

   --Sub1  
         --File .scl
         --File ...

12. MS DOS command or Java code to Copy a file are directory from one drive to Multiple Drives?    stackoverflow.com

I need to copy a directory from one directory to multiple drives (the drives are external storage devices). After searching I found the MS DOS command xcopy C:\ F:\ /e. This ...

13. Java: copy files between directories    stackoverflow.com

Using java how can I move a file from one directory to another? Should I just use streamReader to copy the bytes over to the destination directory then delete the original ...

14. How to copy all files with certain extensions from a directory and sub directories?    stackoverflow.com

I know how to copy a file from one directory to another, what I would like help on is copy a file with .jpg or .doc extension. So for example. Copy all files ...

15. Java Copy File Forcefully    stackoverflow.com

I have a method for copying files:

private static void copy(final String source, final String destination) {
    try {
        final File f1 ...





17. Copying Directories    coderanch.com

Is there a way in Java to copy the contents of one directory to another. I've tried the listFiles() method and I can capture the contents of a directory, however, I can't seem to find a way to write the contents to another directory. Thanks, [ January 13, 2002: Message edited by: Donald Nunn ]

18. Copying Directories    coderanch.com

Hi, I need to write some code to copy all the contents(including sub directories and files) of one directory to another directory. I've tried using File.renameTo(), but, this method 'moves' the contents rather than copying them. Can some one please point me to a good algorithm of iterating thru the contents of a directory, and copying them to another? Thanks a ...

19. Copying a File to other directory    coderanch.com

Hi, I have the requirement in which i have to copy dynamically determined files to other directories.I can do it by using the input and output streams but i am dealing with 5GB of data so i dont want the process to slow down.Can some one help me with this. Thanks, Hari

20. Copying whole directories - odd behaviour    coderanch.com

Ok, I'll fess up right away. I don't see a "simple" way of doing it with java.io classes, so here is a small method I'm using: public class Files { public static copy(String from, String to) { String os = System.getProperty("os.name"); if (os.startsWith("Windows")) { Runtime.getRuntime().exec("XCOPY /ei " + from + " " to); } else { Runtime.getRuntime().exec("cp -R " + from ...

23. Copy whole directory.    coderanch.com

24. Copy directory and replacing strings into files    coderanch.com

Hi All, I have req, that : There are 3 arguments one is source directory , two is destination directory and third one os mapping file which contains value pairs. copy the whole (including folders and files)source directory to destinatio directory and while copy or after coping to desination dir , I need to take string and value from mapping file ...

25. Copying files in a directory    coderanch.com

26. Copy a picture from temp folder to another folder    coderanch.com

I am making a graph using jfreechart library. By default is generate it in Temp folder of window now i want to past it in my tomcat project folder i use the following code, but it does not work. File tempDir = new File(System.getProperty("java.io.tmpdir")); // to get temp directory path String temp1 = tempDir.getCanonicalPath(); String graphName= request.getParameter("graphName"); File file; file = ...

28. copying files from one folder to another    coderanch.com

Hi, I am trying to jpeg images from one file to another. I was using the the BuffereImage and Image writer to get the images and write to another folder. I have large volume of files to write (more than 20000). I am using ImageWriter.dispose()after writing each image and making all inputStreams to null and calling System.gc but I still get ...

29. copy a file into folder    coderanch.com

30. copying files from folder    coderanch.com

31. problem in copying the directory    coderanch.com

from java program iam trying to copy a directory which contain subdirectories and other files to other directory.but is isnot creating the directory in that location Runtime r = Runtime.getRuntime(); System.out.println("before xcopy"); Process p = r.exec("cmd /c start xcopy d:/trinadh d:/surya/trinadh"); System.out.println("after executing xcopy"); iam trying to copy the directory trinadh into surya directory what is the problem with this programm.plese ...

33. How to copy a file to another in a different directory?    coderanch.com

------------------------------------------------------ I am not quite sure about your points. I have two files: expert.dat in C:\ and D3004070.txt in D:\. I would like to copy my D3004070.txt file into expert.dat file. ---------------------------------------------------------- Do U want the contents of D300400.txt to be copied into expert.dat file or just move it to the C:\ directory. Be clear with UR query. Rgds

34. Problem in copying directory in Win-NT    coderanch.com

Hi, I have made a backup program which creates a destination directory and then copies a source directory to this destination directory. In Win 98, I used xcopy32.exe from c:\windows\command and it runs properly. But when I try this program in a Win-NT m/c I face the following problems: 1. I changed xcopy32.exe of win 98 m/c to c:\i386\xcopy.exe in NT ...

35. Copying Directories    coderanch.com

Hi everyone, I am trying to copy directories from one place to another in a platform independent way. You see the directory i have contains some files in it as well as other directories. Basically this directory also has sub-directories. Usually when i am copying an array of files this is what i usually do void copy(File[] src, File[] dst) throws ...

36. Directory copying    coderanch.com

The soul is dyed the color of its thoughts. Think only on those things that are in line with your principles and can bear the light of day. The content of your character is your choice. Day by day, what you do is who you become. Your integrity is your destiny - it is the light that guides your way. - ...

37. Clarification on Directory Copying from 2 different machines    coderanch.com

Hi There, I had a requirement to copy a specific set of directories from 2 servers. and after copying i need to rename them and do some task. i am planning to do it with Threads like i will have ->Bean for Copying (2 threads ex thread1 and thread2) -> Bean for Renaming...doing other task(ex thread3) first bean i will create ...

38. Copying a Directory    coderanch.com

// Copies src file to dst file. // If the dst file does not exist, it is created void copy(File src, File dst) throws IOException { InputStream in = new FileInputStream(src); OutputStream out = new FileOutputStream(dst); // Transfer bytes from in to out byte[] buf = new byte[1024]; int len; while ((len = in.read(buf)) > 0) { out.write(buf, 0, len); } ...

41. How to Copy All files with certain extensions from a directory and all its subs    coderanch.com

I know how to copy a file from one directory to another, what i would like help on is copy a file with .jpg or .doc extension. So for example. Copy all files from D:/Pictures/Holidays Scanning all folders in the above path and transfer all jpg's to a destination provided. Any help would be appreciated. Thanks

42. Copy a file to a folder.    java-forums.org

Hi, I am new to java and i have search through the forum/google and find no appropriate solution or that i do not understand. I am creating a program which will save a picture selected by the user and store it into a folder which i want. Source File - the user will select it. Destination Folder - prefix but the ...

43. java how to copy a file to a specific directory    forums.oracle.com

import java.io.*; /** * This class is a standalone program to copy a file, and also defines a * static copy() method that other programs can use to copy files. **/ public class FileCopy { /** The main() method of the standalone program. Calls copy(). */ public static void main(String[] args) { String from= "E:\\Java_t\\source source.txt"; String to ="E:\\Java_t destinatation";

44. Got Problem with copying file to a directory    forums.oracle.com

45. copy a file into another folder    forums.oracle.com

46. Copy file in different folder    forums.oracle.com

Hello, I am trying to save a file in a different folder but I am currently having problems. I use new BufferedWriter(new FileWriter(file)); I tried to instantiate the File file with a URI but it is a known bug when I m giving it a full path, it has a problem with ":" in C: Also if I give it a ...

50. Copying a File on Mac to the Aplication and/or utilities folder, how?    forums.oracle.com

Dragging and dropping files into Application folder doesn't require authentication, further rename works on other folders, (utilities is a sub folder for application) There are two ways to get to the (same?) application folder \Applications \User\username\Applications The Files are on the same drive/mount, just located in different directories Test.jar is in \User\Username\Documents\Workspace\Copy\Test.jar However the path for all files in the application ...

52. Copy a file with absolute path    forums.oracle.com

The link you gave me only shows about what absolute path and relative path are. I know the concepts of absolute path and relative path. what i want is,whatever the file name is,i store that file with relative path. My default destination is d:\ if the file name is c:\mak\samp.doc,the file should be copied in d:\mak\samp.doc. if my file name is ...

53. Problem in Copying file into the Path    forums.oracle.com

54. Copying an entire directory    forums.oracle.com

Correct me if I'm wrong, but the org.apache packages aren't supplied with the standard JRE? I really need a solution that doesn't have any other java-based dependencies. I suppose I could issue a System.exec() command based on the detected OS, but I'd prefer a pure Java solution (without manually transversing every file/directory).

55. Copy a file to another folder    forums.oracle.com

I want to copy one file from a given folder to another (with a different file name or, with the same file name). The sample code written. FileInputStream fileInStr = null; FileOutputStream fileOutStr = null; File fileOut = new File(filePath + File.separator + outFileName); try { fileInStr = new FileInputStream(inFileName); fileOut.createNewFile(); fileOutStr = new FileOutputStream(fileOut); int cByte; while ((cByte = fileInStr.read()) ...

56. Copy entire directory using JSCH    forums.oracle.com

57. How to copy files from one folder to another folder in java ?    forums.oracle.com

// Transfer bytes from in to out byte[] buf = new byte[1024]; int len; while ((len = in.read(buf)) > 0) { out.write(buf, 0, len); } in.close(); out.close(); } And which is better? I read up on what each kind of does but still a bit unclear as to when it is good to use which. Thanks in advance, JavaGirl

60. How to copy the folder including its subfolders and files using java code    forums.oracle.com

So you provided a chunk of code - without knowing why it works (or not) and what are its limitations - to somebody else for use. Imagine a medic doing that to you. It is not sufficient to make code work in some case, you have to understand it. And even if it OK for you to accept your code to ...

61. problem with dynamically build folder and copy files    forums.oracle.com

Hi EveryOne, I am new to java programming. I am current doing a project needs me to copy bunch of files from one directory(/job_holding/hospital) to another directory(/documents/hospital_backup). the destination directory's folder's name should be something like databsename_backup, While the database name will be the database which the program currently connected to. For example, "hospital" is the database name which the program ...

62. how to copy directory from Java.......    forums.oracle.com

I agree! I also know that recursive function is necessary, it has bin written by million people for about millions time, but not by me. It's simple, and it contains few rows of code. But, why to write it, when someone else has done it, and debug it? I know that you asking for that code, but apparently these people are ...

63. how to copy and paste files and folders    forums.oracle.com

64. Copying a single file to multiple directories ?    forums.oracle.com

Hi All, I'm trying to copy a single file in the local directory to multiple local directories in my machine. I like to know a simple mechanism to achieve this. Currently I'm reading and writing the same contents to each file of multiple folders or read and write the stream each time and write it to a file. Please let me ...

65. Copying file to different directory    forums.oracle.com

66. Copying Directories from one Drive to another Drive    forums.oracle.com

//I don't want the user to enter the source and destination, I just want him to enter the year and issue. The source and path will be the same, though dynamically changing due to year and issue. System.out.println("Enter the current two-digit year code : "); String year = in.readLine(); System.out.println("Enter the current two-digit issue code : "); String issue = in.readLine(); ...

67. copy files into system directory    forums.oracle.com

Hello all: I am on a font manager project. One of the features is to install the new font file. My understanding by "install" is to copy the file to the system directory Windows/fonts (correct me if I am wrong in this part). When I tried to use the java copy file api to do so, not surprisingly I got the ...