Does anybody have a snippet of Java that can return the newest file in a directory (or knowledge of a library that simplifies this sort of thing)?
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Is there an similar property like System.getProperty("java.home") that will return the JDK directory instead of the JRE directory? I've looked http://java.sun.com/j2se/1.4.2/docs/api/java/lang/System.html#getProperties() and there doesn't seem to be anything for ... |
Is it possible to configure Resin to serve static files such that navigating to e.g. http://localhost:8888/foo/bar/ will serve the file foo/bar/index.html (without performing a redirect)? I can't ... |
Is it possible, to execute a class in a specified directory?
I mean, a.class is in directory abc and i want it to be executed as if it were in directory xyz ... |
I have a Java project I'm working on, and wish to include a directory full of classes. These are the "JEdit Syntax" classes, and come within two packages:
org.syntax.jedit
org.syntax.jedit.tokenmarker
However, everywhere I ... |
Directories some_folder, some_folder_1, some_folder_2, and some_folder_3 don't exist initially.
File folder1 = new File("some_folder/some_folder_1");
File folder2 = new File("some_folder/some_folder_2");
File folder3 = new File("some_folder/some_folder_3");
if(!folder1.exists()) {
folder1.mkdirs();
}
if(!folder2.exists()) {
...
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I've got an Ant task (using the maven task) set up to automatically download all my Java apps dependencies and consolidate them into a lib directory, but I cant see a ... |
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I am trying to create a directory in Java. I think I have provided correctly all necessary things so that I make the directory, but it is not created. You can ... |
I have a java program that I would like to be able to run from anywhere on my machine. I would like to run it from my Cygwin command prompt. ... |
Is there a library to take a folder, take a snapshot of its content, do some modifications and then restore it to its previous state from directly from a java program ... |
in windows batch and and bash scripts there is %USERPROFILE% and ~, is there a command that works the same in java that will allow me to switch to the users ... |
If my Java Class is in: `
package org.gamehost.flyingame.BookManagementServlet.ModelClass
aka:
BookManagementSoftwareServlet/org/gamehost/flyingame/BookManagementServlet/ModelClass
and in that class, if I want to return a file from a directory, say an html file, after ... |
I have a method that writes to a log file. If the file exists it should append to it, if not then I want it to create a new file.
if (!file.exists() ...
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I have some files in a directory tree which is being served over HTTP.
Given some sub-directory A, in that directory tree I want to be able to download directory A ... |
I am attempting to write a file using java.io, where I am trying to create it at the location "some/path/to/somewhere/then-my-file". When the file is being created, any of the directories on ... |
I came up with the follwing code...my Document is not created.
I dont get any Error messages. Regarding the Java API i did everything in the right order. The directory is created ... |
Is there a way to determine programatically if a particular directory is actually remotely mounted? Can this be done with Java, and if not can it be done with native C ... |
I have to do batch processing to automate business process. I have to poll directory at regular interval to detect new files and do processing. While old files is being processed, ... |
I am building a Enterprise Service Bus (ESB) with Java. I won't get into
details But I have to build multiple servers who make use of the same classes.
I have ... |
I need to be able to build all directories up to and including the directory specified by my File object. For example, suppose I have something like this:
File file = new ...
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I make a JFrame form which contains two text fields and two buttons.
I need this form works as
when user clicks first button will browse to attach file
and second button ... |
Java creates hsperfdata directory usually in the /tmp directory. What purpose does this directory serve ? What is the effect on the JVM if this directory is accidentally deleted ?
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I am working on a web-based program, using Java. I am not sure exactly how to phrase this, but I expect the program to be running from within the c:/Resin/webapps/apps ... |
I'm using Hudson and I need to change the checkout directory for cvs. Instead of checkout/update the project under the workspace dir, I'd like to specify a dir (as you can ... |
hi all I'm new to java and searching for code relating to getting a list of all files in a directory (including files in subfolders) yields tons of different approaches.
What ... |
I'm working on this program to get all the files in the directory. For some reason I am getting a NullPointerException on Line 16. I don't know why though ... |
see the error below
Buildfile: F:\gqmaps\gqmaps9\build.xml
init:
compile:
[javac] Compiling 106 source files to F:\gqmaps\gqmaps9\out
[javac] Note: Some input files use unchecked or unsafe operations.
...
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How do i create Directory/folder
once i have tested System.getProperty("user.home");
i have to create a directory (directory name "new folder" ) if and only if new folder does not exist.
Thanks
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File file=new File("c:\\temp\\java\\testfile");
testfile is a file,it's maybe not exists,
i want to get directory c:\\temp\\java\\ using file object
how to do it?
thanks :)
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File testDir = new File("C:\temp\test");
testDir.createNewFile();
As I understand it, the above will create a directory called test in the directory c:\temp
File testDir = new File("C:\temp\test.dir");
testDir.createNewFile();
As I understand it, the above will create ... |
I'm working on digital documents and digital signatures and I've stumbled upon a problem.
Input: documentX.adoc - zip file with files and folders inside.
I need to get all the content in the ... |
I have a directory that contains data files served to clients, say, /srv/data. While making a series of updates, I am working on /srv/data_tmp, and at the end of the operation, ... |
Possible Duplicate:
Best way to iterate through a directory in java?
I want to process each file in a certain directory, in Java.
What is the ... |
HI, i'm beginner and i found an old thread about lastmodified files in java.
What i want is to get only 10 recent files from a directory and move them to another ... |
Would like to build the absolutepath use this information. Anyone knows how?
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I want to get complete list of ftl file from directory and their subdirectory with their relative path. For example suppose if I have a ftl file in D:\abc\pqr\lmn\try.ftl and I ... |
I am trying to make a program which will print all files in my current directory (but not the directories), and at the moment what I have is printing all files ... |
I have this issue of accessing a file in one of the parent directories.
To explain, consider the following dir structure:-
C:/Workspace/Appl/src/org/abc/bm/TestFile.xml
C:/Workspace/Appl/src/org/abc/bm/tests/CheckTest.java
In the CheckTest.java I want ... |
Can't figure out why this keeps creating 2 folders? It makes a '0' folder and whatever the jobID is from the html. I want uploaded files in the jobID folder, not ... |
Here's my method:
Feature[] getFeatures(File dir)
I'm trying to go through the directory, check each class file. Any class that is of type 'Feature', I want to load an instance of it. Then ... |
For my usecase, I would like to have an in memory directory to store some files for a very short time. Actually I compile source code to .class files at runtime, ... |
The next code is a part of jBitTorrent API for Java a bit modified by me:
if (!torr.saveAs.matches(""))
... |
I need to read each file from a directory to parse them individualy when I give a directory structure.
I check if it excists and if its valid .. etc and I ... |
i want to monitor the multiple folders whether new files are added in the folders.
if files are added in folder,i want to get he name of the file.
How to do ... |
I have a series of folders containing books on a server which I am accessing with this piece of code. I want to make each of these folders an object so ... |
If I want to create a file in C:/a/b/test.txt can I do someting like
File f = new File("C:/a/b/test.txt");
and use FileOutputStream to create the file? If so, how? For some reason the ... |
In Maven2 i've created the maven-archetype-webapp. I see the webapp and resource directory, but where is my JAVA directory?
Do I create it manually, and if so, would I need ... |
I have a method which reads the content from files located in a directory. But for functional reasons it is necessary to start with the oldest file (indicated by the property ... |
Hallo,
I am wondering who File.exists works. I'm not very aware of how filesystems work, so I should maybe start reading there first.
But for a quick pre information:
Is a call to File.exists ... |
I know how to write a file to a specified directory by doing this:
public void writefile(){
try{
Writer output = null;
File file = new File("C:\\results\\results.txt");
...
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I'm creating a tzp file using TrueZip 7, and the cp_rp method to add all directory contents at once to the tzp file.
After that, I'm trying to extract all contents of ... |
So I asked a question earlier just to brush up on some basics of SAX and I learned a lot from the answers. From what I learned, I tried to create ... |
I just started playing around with MSBuild this evening and am porting an nAnt build script over to MSBuild. Compiling seems pretty straight forward, but one thing I want to ... |
I've got a conditional to check if a certain file exists before proceeding (./logs/error.log). If it isn't found I want to create it. However, will
File tmp = new File("logs/error.log");
tmp.createNewFile();
also create logs/ ... |
in my java program I copy a file and delete the new file.
In my method removeFile() I check if it is a directory:
String fileName = "G:/1310628353186Examples.csv";
File f = new File(fileName);
if (f.isDirectory()) ...
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When I run a class with the following code:
public static void main(String[] args)
{
createDuplicateStructure("in", "out");
}
public static void createDuplicateStructure(String path_start, String path_result)
{
File start = new ...
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I am trying to get a list of all files in a directory and its subdirectories. My current recursive approach is as follows:
private void printFiles(File dir) {
for (File child ...
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I'm fairly new to Java so please forgive me if this is a stupid question.
Basically, a file is a song. I'm using JFileChooser to select multiple songs. I then do some ... |
I have java.io.File objects A and B, where A represents a directory and B represents a file. B can be an absolute path or a relative path that is 0 or ... |
i have a plugin which is going to be used more than one client, and the plugin has to access a file to load some arrays in java
fFile = new File("file ...
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In directory arriving files in unpredictable time, but suppose that probability distribution is normal. Average intervals for polling must be 1 minute. Exists some strategy - e.g. change near 20% (+ ... |
This is my code:
File folder = /* the folder with a.txt file */
final URL[] urls = new URL[] {
folder.toURI().toURL()
};
ClassLoader loader = new URLClassLoader(urls);
assertThat(loader.getResource("/a.txt"), is(notNullValue()));
Doesn't work. getResource() returns NULL. Why?
... |
i am trying to create a text file in a folder (called AMCData). The file is called "File" (for the sake of this example).
I have tried using this code:
public static void ...
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I want to poll a directory to check whether new file is added to the directory. If any new file is added I want to read that file.
Can anybody give ... |
I am trying to create a file on the filesystem, but I keep getting this exception java.io.IOException: No such file or directory
I have an existing directory, and I am trying to ... |
If I call one of the methods File.mkdir() or File.mkdirs() in Java, and it returns false, is there a way to know why was the directory not created?
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I want to write a java code, where given a directory name, I should be able to get all the files starting with list (so something like list*) and read each ... |
I have a java app where I'm trying to load a text file that will be included in the jar.
When I do getClass().getResource("/a/b/c/") , it's able to create the URL ... |
how to prevent (programmatically) a java application from starting if it's not in a predefined directory?
Example:
I have application.jar and I want to make it runnable only if it's located in ... |
I've noticed that checking if an instance of a File class is a Directory with the method isDirectory() this method return true also for file without an extension .
For example if ... |
I have created a new project (from existing sources) in IntelliJ (10.5 community edition) and I selected to make it directory based. IntelliJ wanted to commit only one .iml file, which ... |
I used lucene's ExtractWikipedia tool to extract a bz2 dump of the latest english wiki pages. The resulting .txt files still have the wikipedia markup language in them. Is there a ... |
Here is my code and it works ! But I want to be able to sort the files list according to name, size, modification date and more
import java.io.File;
import org.apache.commons.io.FileUtils;
public class StartingPoint ...
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I want to detect if a file or directory has been deleted. Obviously I can't use Files.isDirectory(Path) and the equivalent for files, because the file/directory is already deleted.
I thought about using ... |
I need go through a package with sub-packages that contains some java class file. Can someone teach me how to get all those java class file directories and store it in ... |
P: 14 dorito This is not a reply to Luron31 ... but for some reason I cannot create a new thread. So excuse me for temporarily highjacking the thread. I am ... |
Ok if that is what is wrong, then How can I make it delete the entry? I thought decrementing the size of the array would be deleting an entry out of ... |
I creating a program and I'm done with my design. my program contains 2radiobuttons, 3textfields and 3buttons. the flow of my program is to browse a single file and directory... my ... |
Have you checked the documentation for the SftpClient class? I would have guessed that the client instance is what lets you check for the existence of directories, create them and copy ... |
I am a complete rookie at programming, and I've installed NotePad++ on my laptop so I can practise writing scripts outside of uni. I've also installed JDK v 1.6.0 (Java Development ... |
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Hi All, I am having some trouble making directories using File class. Can someone help please? Here is my code: public void saveJava() { try { newFile = new File("JavaSrc\\"+fileName+".java"); newFile.createNewFile(); } catch(IOException io) { io.printStackTrace(); } try { ras = new RandomAccessFile(newFile,"rw"); String theString = "" + mainCodeString; ras.writeUTF(theString); } catch (IOException io) { io.printStackTrace(); } try { ras.close(); } ... |
I've begun working on a back-up mechanism for my application's data, which simply involves using java.util.zip to compress all of my data and write it out to a ZIP file. Using a ZipOutputStream seems very easy in this manner, except... all of my data files are stored in distinct directories. But when I write all of those files to a ZIP ... |
I have a properties file which lies in the folder c:\com and I have a java class in c:\com\org\dtd folder which loads the properties file. If I specify the path of the properties file like (in the java class )- "..\\..\\dtd.properties", I get the FileNotFound Error. How do I move to the back to back directory ? |
I am running a set of JSP and servlet pages on a development server, and the purpose is to create a set of folders and subfolders on a different doc server. The path is being read from a text file and when we point the path to a folder on the same server as the files are running, there is no ... |
Hi, Another question. Can I create a new file and a directory at the same time? For example, my current working directory is D:\working, then I want to create a file named logFile.log and want to put it to the 'logs' subdirectory of the working directory ('logs' subdirectory does not exist.). I try this 'File logFile = new File("D:\\working\\logs\\logFile.log")' in WinNT, ... |
I assume you mean that you want to check when a new file is put into a directory. I had to do something like this once. Here's what I did: Using java.io.File.listFiles() I got an array of files in the directory. And then after a period of time, something like 5 secs which is configurable, I used some set operations to ... |
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Hi I am trying to create a file in a directory in append mode.Its not getting creayed.here is the code.Can you please help me. FileWriter fNew = new FileWriter("C:/xml/newXML.xml,true); i am able to create a file directly under c:/ like FileWriter fNew = new FileWriter("C:/newXML.xml,true); when i try to create in xml directory which is already exists under c its giving ... |
I managed to create directory in a server . But I am unable to put any newly created files into the dir even though i specify the full path. Below is my code. It just create files with the name of the path attached whereas it is the path of the dir I want it to create to. The funny thing ... |
Hi, I need to create a sub sub directory. That means a directory inside a directory that I also create. Then I have to put a file inside which I also create. Below are my code. Is it correct ? String subDirPath = "MANUAL"; File myFile = new File(subDirPath); if(!myFile.exists()) myFile.mkdir(); String SubDir2 = subDirPath+"/"+subename; File submyFile = new File(SubDir2); if(!submyFile.exists()) ... |
How do I get a list of the files in a directory? I am aware of JFileChooser but it is not what I am looking. I need to search the contents of the xml files in the directory. I can do this with one file but need to do it with them all. |
Hi guys, I am really cracking my head over this one. If you have two dirs, how can you compare the two? ie. does the second dir match the template? I am looking at passing the two directories as arguments at command line. I can do the simple part like recursively going thru directory and subdirectories. Any ideas??? Below is my ... |
Hi java friends. I am back again. Last week I asked you for ideas on how to compare directory structures and I would like to thank you for the wonderful suggestions - Jason and Stan. My apologies for posting this as a new topic but I thought I would catch your attention faster this way. Here is what I have done ... |
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any body give me suggestions I have copy one directory(it has contains files & subfolder and sub folder has files and subfolder) ex: d:\source it contains one,two 2 folders,readme.txt 1 files d:\source\one d:\source\two d:source\readme.txt. one folder contains sample.txt d:\source\one\sample.txt and two folder,contains two files and sub folder (three). d:\source\two\sample1.txt d:\source\two\sample2.txt d:\source\two\three Three sub folder,contains one gif files d:\source\two\three\samples.gif I need these ... |
hello friends , i faced aproblem : i want to scan all directories of "homeDir" to copy a trial file into them but i can't copy the file except the first level of the dir.. that means if i searched a multi level tree of directory i can't access all its levels ! what can i do ? thanks |