txt 2 « text file « Java I/O Q&A





1. Help: Putdata from .txt file into JTale    forums.oracle.com

3. Automatic closing of txt files at task end    forums.oracle.com

4. Reading/Writing to .txt files    forums.oracle.com

Instead of a DataInputStream use a BufferedReader. BufferedReader has a read line method that returns null when you hit the end of the file. That is the standard way of doing that. You cannot over-write a file (as in replacing arbitrary bytes) using streams (and it's not recommended anyway). So what you need to do is read all the data in. ...

5. read till the end of txt file    forums.oracle.com

Hmmm... I don't think tab has any special meaning in regex. Anyway, I'd be tempted to use Scanner and read the stream in a field at a time, if that is reasonable. Why create a single monster string only to split it? Of course, you've never spelled out what's going on, so it's hard to say what is the best approach. ...

7. Writing to txt file problem    forums.oracle.com

well first of all its the 2nd of April over here i live in New Zealand. and i crammed it all together cause i think all comments wrnt needed its not necessarily that i need to use the dir i was just using that as an example i was trying to get it to write to txt like this: hello.txt hello2.txt ...

8. Problem with file name rservation.txt    forums.oracle.com

I am facing a strange problem. I have a file named rservation.txt. File.isFile() method returns true for this file on Windows, but on linux it returns false. I am using SUSE Linux 10 version. As you can see, there is an extended character () in the file name which causes the issue. Could anyone please help resolving the problem?





11. Read a .txt file character by character    forums.oracle.com

13. Reading from a .txt file and choosing when to display information    forums.oracle.com

Hi, Morning, as you can see its 6.11am for me. I am working on a program which uses a canvas class which is made by the Uni. However this is not the problem, I am trying to read from a file where each line contains information about the car. I basically want to make the program to display information where ever ...

15. How to merge txt files    forums.oracle.com

Hey! I would like you to give me a hint I have the some files with data inside each file like this filename ---------------->data a.txt --------------------> my name is /n John b.txt --------------------> Your name is /n Maria c.txt --------------------> His name is /n Tony d.txt --------------------> Her name is /n Alexandra ,where /n denotes a new line Do you have ...

16. How to merge txt files    forums.oracle.com

Hey! I would like you to give me a hint I have the some files with data inside each file like this filename ---------------->data a.txt --------------------> my name is /n John b.txt --------------------> Your name is /n Maria c.txt --------------------> His name is /n Tony d.txt --------------------> Her name is /n Alexandra ,where /n denotes a new line Do you have ...





17. Reading a .txt file in java    forums.oracle.com

Hi I am still working on the same program. I fixed it the way that i was told to... but then I got this new error that said "Unhandled exception type FileNotFoundException". The code is still the same as before. Im sure that the address I entered is correct... how can I fix this? thanks!

19. Reading values from txt file    forums.oracle.com

... i need to take the value that is returned by Double.parseDouble(value[x]) and put it in b, incrementing b each time to take the next value. Because the way i done it works with a single array but with a 2d array its acting funny. I just get a load of 0s.

20. Read from .txt file    forums.oracle.com

21. Little Help plz - Reading in TxT files    forums.oracle.com

I currently have the following piece of code, but want to adapt it to cater for more attributes in the text file, any suggestions to how i go about this? Thanks import java.io.*; public class InputFile { public static void main(String[] args) throws IOException { final String textFilesPath = "C:/Documents and Settings/Daniel/Desktop/"; BufferedReader inputFile; String moduleCode; int mark; inputFile = Text.open ...

22. How to write text on end of txt file    forums.oracle.com

23. How to create Objects from reading the .Txt file    forums.oracle.com

It looks like you have three fields, you want to find the first space, the last space (indexOf, lastIndexOf) and chop up the String with substring. Then use Integer.parseInteger() to translate the policy number to a numeric value. You need to think about what happens if the line is invalid. For example what do you do if there aren't two spaces, ...

24. ....Help reading file.txt in java    forums.oracle.com

hello I have a problem: I have an application (that I call APP1), in which, through a file.java, I read the content of a file.txt (than it is found in APP1) in which they are inserted some variables. Therefore I compile and I create a package jar called app1.jar. End here all ok. Then I use an other application (that I ...

25. writing in txt file    forums.oracle.com

26. How to make this faster?? read millions of record from txt file    forums.oracle.com

Hi there, I got an issue. There is a txt file contains 2 million records, I also got another file contains over 10000 numbers. Now, I need to compare this 10000 numbers with that 2 million records if any records contains a number which belongs to 10000 number set, i retrieve this record and keep it. later on, when i finish ...

27. Duplicate a txt file    forums.oracle.com

Hi, I have a little problem. I have a txt file, called "file1.txt", which I can write on from the program. When an event occurs I want to save that file, call the copy "file2.txt" and then I have to reset file1.txt and continue to write on it. How can I do?

28. having problem skipping something in .txt file    forums.oracle.com

lang=scan.next(); for (int j=0; j<26;j++) { String trash=scan.next(); values[j]=scan.nextInt(); } } } } is my code I have a language name and then the letters followed by a number after every letter. But before the start of a new language there is a "#" sign that im trying to skip over. it goes like this english a 1 b 2 c ...

29. question about passing a .txt file    forums.oracle.com

I am taking .txt file in the main client program and passing it to a class that I have predefined. I was wondering for the overloading constructor what the parameter call would look like and im curious why im getting an error like this one. 16: cannot find symbol symbol : constructor tunnel(java.io.File) location: class scoring windtunnel tunnel= new tunnel(inputFile); ^ ...

30. Reading .txt files and put it into a TextArea    forums.oracle.com

Hi all, I got a problem! I have to make something like a messenger. I want to put the written text into a .txt file, after that I have to get the text out of the .txt file and put in into a TextArea. I would ike it to to that like this: ">User 1 Hello! User 2 Hi! " Now ...

31. Txt file missing after deploying war    forums.oracle.com

try { System.out.println(System.getProperty("user.dir")); System.out.println("read the file again/"); InputStream in = this.getClass().getResourceAsStream("list25cpe.txt"); Reader rin = new InputStreamReader(in); BufferedReader inputFile = new BufferedReader(rin); String readSource = ""; while ( (readSource = inputFile.readLine()) != null) { System.out.println(readSource); System.out.println("the input now : " +inputFile.read()); } inputFile.close(); } catch (FileNotFoundException e) { e.printStackTrace(); } return status; }