1. java get file size efficiently stackoverflow.comWhile googling, I see that using |
2. Create file with given size in Java stackoverflow.comIs there an efficient way to create a file with a given size in Java? In C it can be done with ftruncate (see that answer). Most people would ... |
3. Java Maximum File Size stackoverflow.comIs there an cross-platform way to determine the maximum file size of the host OS in Java? |
4. Getting the size of a file in Java stackoverflow.comPossible Duplicate:I'm making a basic file browser and want to get the size of each file in a folder. How ... |
5. read/write to a large size file in java stackoverflow.comi have a binary file with following format : |
6. how to reduce the size of file....in java stackoverflow.comPossible Duplicate: |
7. Getting the size of a big file stackoverflow.comPretty basic stuff but I can't find a way to read the size of a file with several gigabytes.
I'm aware of the method |
8. Java: How to: get the file size with the assumption of 2GB up size efficiently? stackoverflow.comPossible Duplicate:I found the following links. 1) The best way to get the file size which ... |
9. ApacheVFS How does one set the size of a file...? stackoverflow.comI cant seem to find any method on FileObject or FileContent which allows me to set a new size on an existing file. FileContent.getSize() does not have a corresponding setSize(). RandomAccessContent does ... |
10. Programatically Reducing JPEG file size stackoverflow.comApologies for any ignorance, but I have never worked with jpeg images (let alone any types of images) in Java before. Supposing I want to send a jpeg image from a web ... |
11. Getting actual size of a file in Java? stackoverflow.comI stuck into a problem.
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12. Files.size() implementation in Java 7 stackoverflow.comIs there any implementation difference between |
13. Capturing equivalent file size given a String bytes.com |
14. ZipException - invalid entry compressed size coderanch.comHello, I'm trying to download a .zip file from a server via FTP and write it to the local server's file system. When I run this code,I get this Exception: java.util.zip.ZipException: invalid entry compressed size (expected 264052 but got 261402 bytes) It gets thrown when zout.closeEntry() is called. I have been able to get the file to download, but it is ... |
15. File size coderanch.com |
16. how to get Filesize coderanch.com |
17. Size Limitation in BASE64Encoder coderanch.comHave you tried increasing the memory available to your application? I'm thinking that the default behaviour for the encoder would be to load the binary data (15Mb in you case) then convert to Base64 and return the String. The output from Base64 encoding is longer than the input, essentially it returns 4 bytes output for every 3 bytes input. Therefore your ... |
18. Fixed size file coderanch.comhi Angela i am not clear about your question. initially u say that u wanted a file where there are multiple records and each record is of 16 byte size....but in the end sentence you say that you want "16 byte fixed size file for each record"... so i assume that you want a file, 1. where there are number of ... |
19. Size of a file from Java Code coderanch.com |
20. Determining Folder/File Size coderanch.comHi, I am developing a management site where the system admin can have a look at the different input files, their sizes and the total folder size, free space etc. Is there any java api or any open source stuff that would help in getting this data? My application needs to run on both windows and unix machines so i want ... |
21. Chunk Size coderanch.comhi, The optimal chunks size to use like this. For example: public String getStringFromfile(String str){ FileOutputStream output = new FileOutputStream(new File(str)); BufferedOutputStream buffered = new BufferedOutputStream(output); byte[] size = new byte[buffered.available()]; buffered.read(size); buffered.flush(); buffered.close(); String newString = new String(size); return newString; } Do you know now? if you have problem, you can send E-mail to me. my E-mail:zhangquan0718@yahoo.com |
22. how to determine the buffer size coderanch.comhello one the difference between old io and new io is that the old io read data BYTE-BY-BYTE,but the new io read data IN CHUNKS. sample code snippet about the nio socket reading as following: ByteBuffer buffer=ByteBuffer.allocate(1024); ....... ....... socketChannel.read(buffer);. the socket read the data in chunk to the buffer,not like the old io that read data by byte-by-byte loop.this machanism ... |
23. how to get the size and file creation time coderanch.com |
24. The file size problem coderanch.comWell i have the similiar problem.There is huge amount of data to be copied. Here is the code which i did for it. ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ //copy the contents of those files.. public File createFile(File classFolder,File Ofile) { File file=new File(classFolder,Ofile.getName()); file.deleteOnExit(); BufferedInputStream inStream=null; BufferedOutputStream outStream=null; PrintStream oStream=null; DataInputStream dStream =null; try{ inStream=new BufferedInputStream(new FileInputStream(Ofile)); outStream=new BufferedOutputStream(new FileOutputStream(file)); oStream=new PrintStream(outStream); dStream=new DataInputStream(inStream); while ... |
25. Why new JEPG size is too less coderanch.comI tried creating new JEPG image using different ways like JAI, JPEGImageEncoder and ImageWriter. But everytime i found that the resulting JEPG is very less in size (disk size) than the source image. Why? I guess some internal compression is taking place. If yes, how to avoid it? How to get resultant JEPG equals to source image size? Thanks. |
26. why file's size is different? coderanch.comhello,nice to meet you! I want to know why remotefile's size is bigger than localfile's size? help!Thank you very very much! two method: sun.net.ftp.FtpClient ftp; 1. java.io.FileInputStream inFile = new FileInputStream(esPath); sun.net.TelnetOutputStream outFile = ftp.put(remoteFile); byte[] bufferDirect = new byte[1024]; while (true) { int iBy = inFile.read(bufferDirect); if (iBy < 0) break; outFile.write(bufferDirect, 0, iBy); } inFile.close(); outFile.close(); 2. RandomAccessFile sendFile=new ... |
27. File size coderanch.com |
28. Size of File coderanch.comI'm not sure if this is exactly what you're looking for, but I was able to come up with the size of all the files within a directory by using a recursive function, like this: public static void main(String[] args) { File f = new File("C:\\test"); System.out.println(getTotalSize(f)); } private static long getTotalSize(File directory) { File[] files = directory.listFiles(); long totalSize = ... |
29. Maximum Java File Size coderanch.com |
30. Determine File Size the fastest possible way coderanch.comHi Ranchers, Is there a way in Java to determine the file size without actually traversing the whole file? Like for example, in Windows Explorer, we see a file, then there's a size with it. Is there a way for Java to get this size shown in the explorer window? Hoping for your kind assistance. Thank you! |
31. Reg:File Size coderanch.comActually the doubt is very confusing. Suppose i have 10 rows in a file just like this. e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager e.address e.name e.dept e.id e.manager ... |
32. Problem with Payload Size - XMLHttpRequest ("Content-type", "text/xml") coderanch.comHi I'm creating a xhtml snippet on a webpage and then sending that snippet back to a servlet. This works fine until the xhtml snippet becomes too long, when I get erratic results with the string apparently randomly truncated. Is there a size limit on the XMLHttpRequest payload? Should I use another method? Thanks My Client Code is so function sendXHTML(){ ... |
33. File outputted has size zero coderanch.comHello what i am doing is sending a file from and android phone to a java server. The fact that there is an android phone is irrelevant. The problem is when the file is sent over sockets and is outputted the file is of size zero so i can not get the information out of it. The code is below any ... |
34. Limit File Size or Request Size coderanch.comDear all, I developed a web application and it is working fine, except for one issue. The application includes uploading files from a JSP to my servlet, and the issue is that i would like to have a limit for the uploaded files on the client side (before actually uploading it). I investigated alot and found some ways like changing my ... |
35. Setting buffer size coderanch.comIf you are asking whether you should specify 2048 or 2 * 1024, there is no rule. Some programmers consider 2 * 1024 to be more informative to a person reviewing the code. 1024 is 1K. if you need a buffer size, for example, 12K, does it provide more information to the reader to say 12 * 1024 or 12288? Specifying ... |
36. Make a file of desired size using java ? coderanch.com |
37. Create a file specifying the size JAVA java-forums.org |
38. File Size in Java forums.oracle.comI have a web page written in jsp and servlet where a user can upload a file. Once a user clicks on "UPLOAD" button that file is stored on a remote machine. I have set the file size to 300MB right now. But people wants to upload atleast 600 -700MB file. My question is whats the risk of doubling the file ... |
39. polar chart does not appear due to the big size file forums.oracle.com2) You can use the same loop for taking the mean, the min and max. Your code for for this work is badly flawed and way over complicated. Something more like this is required final XYSeries averageSeries = new XYSeries("Average"); final XYSeries minSeries = new XYSeries("Min"); final XYSeries maxSeries = new XYSeries("Max"); final File file = your data file final BufferedReader ... |
40. Problem with summing sizes of files forums.oracle.comatom.bomb wrote: Anyone have any ideas how to solve the problem? I don't know what your current problem is. Post your current code (an [SSCCE|http://sscce.org], not your whole program if there's a bunch of stuff that's not directly related to what you're specifically having trouble with) and indicate clearly and precisely exactly what difficulty you're having. EDIT: I strongly suggest that ... |
41. How can I get file size ? forums.oracle.comUse [File.length()|http://java.sun.com/javase/6/docs/api/java/io/File.html#length()]. But using that as the size of a buffer may be a very bad idea as well. What if the file is larger than Integer.MAX_VALUE? If the question you actually wanted to ask is "How can I get the size of the data that an InputStream will give me?" then the answer is: you can't, unless you read it ... |
42. Adaptive JPEG compression to meet a certain filesize forums.oracle.comI'm looking to compress JPEG images as they are uploaded to my server. I just finished the uploader, now I need to be able to compress my images What I'd like to do is set a maximum threshold for all uploaded JPEGs (let's say 300kb) and have a library compress the image to compress it to no larger than 300kb. Images ... |
43. Getting a web based file's size forums.oracle.com |
44. Limiting file size forums.oracle.comHi, why not use some library like log4j? It allows configurable maximum file sizes and what should be done if the file size exceeds that limit (e.g. create a new empty file, retain n old files). If you like to reimplement this, all I can think of at the moment is to periodically check the size of your file and delete ... |
45. How efficiently Big Size file can be processed forums.oracle.comHi, I am given a specific problem for Big size Matrix data handling. In a File there are Huze data in the Matrix form (m*n) - These data basically represents some image pixel value. say for example I am give a pixel value of leena image of size 5MB. What should be the efficient logic for faster reading of the File ... |
46. file size forums.oracle.com |
47. How to get the size of the file forums.oracle.com |
48. Limiting a file size during upload/download? forums.oracle.comIf you want "smarter" then you could write a subclass of FilterOutputStream that throws an exception after you write more than N bytes to it. (It would still be counting the bytes you wrote to it.) You would do this if you expected to be putting this restriction into lots of different places in your application. My guess is you only ... |
49. Specifying the size of a file when creating a new file forums.oracle.comHow do I go about doing this? I specifically need to create different file sizes (2mb's all the way up to 10mb). I was poking around through the File class and there doesn't seem to be a way to do this. There is a way to get the size of it in bytes, but no way to create an empty file ... |
50. How to query the size of a file? forums.oracle.com |
51. File size forums.oracle.comHello all, I would like to know what is the most efficient way in java to find out the size of a file. I need it to be efficient as I want to know the file sizes of about 400,00 files. Currently I am using FileInputStream(file).available() but this operation seems too costly as when I do not perform this operation I ... |
52. Getting file size forums.oracle.com |