Unicode « Development « Java I/O Q&A





1. Newlines in string not writing out to file    stackoverflow.com

I'm trying to write a program that manipulates unicode strings read in from a file. I thought of two approaches - one where I read the whole file containing newlines ...

2. Java Can't Open a File with Surrogate Unicode Values in the Filename?    stackoverflow.com

I'm dealing with code that does various IO operations with files, and I want to make it able to deal with international filenames. I'm working on a Mac with Java 1.5, ...

3. How can I open files containing accents in Java?    stackoverflow.com

(editing for clarification and adding some code) Hello, We have a requirement to parse data sent from users all over the world. Our Linux systems have a default locale of en_US.UTF-8. ...

4. File.listFiles() mangles unicode names with JDK 6 (Unicode Normalization issues)    stackoverflow.com

I'm struggling with a strange file name encoding issue when listing directory contents in Java 6 on both OS X and Linux: the File.listFiles() and related methods seem to return file ...

5. Reading unicode character in java    stackoverflow.com

I'm a bit new to java, When I assign a unicode string to

  String str = "\u0142o\u017Cy\u0142";
  System.out.println(str);

  final StringBuilder stringBuilder = new StringBuilder();
  InputStream inStream ...

6. Problem with saving chars to file    stackoverflow.com

I faced in a problem with unicode characters serialization and deserialization. Here is a sample program that writes a char to file and then tries to read it. Written and read ...

7. how access file name with non english    stackoverflow.com

when dealing with non-english filename. The problem is that my program cannot gurantee those directories and filenames are in English, if some filenames using japanese, chinese character it will display some character ...

8. java unicode encoded file reading problem in jdk 1.3    stackoverflow.com

I am using jdk1.3 for blackberry platform. Now I am facing a problem when I trying to read an Unicode encoded xml file. My code :

java.io.BufferedReader br = new java.io.BufferedReader(new java.io.InputStreamReader(new java.io.FileInputStream(path),"UTF16"));
br.readLine();
Error:
sun.io.MalformedInputException: ...

9. search a unicode string in a file using java    stackoverflow.com

How to search a unicode string in a file using java? Below is the code that I have tried.It works strings other than unicode.

    import java.util.regex.Matcher;
    ...





10. Converting unicode chars    coderanch.com

Thanks for the response. Although, it really didn't do anything. Meanwhile, I had actually solved this myself (while my internet connection was down). My solution probably isn't the most effective one so I'd be glad to have any comments on it. import java.io.*; public class Convert { public static void main(String[] args) throws Exception { System.out.println("Converting..."); String inputFile = "whatever.asdf"; String ...

11. How can I get Unicode String of a String?    coderanch.com

public class ReadUnicode{ public static void main(String args[]){ ReadUnicode rc=new ReadUnicode(); String str=rc.readInput("d:/unicode.txt", "UTF-16"); } public static String readInput(String fileName, String encoding) { StringBuffer buffer = new StringBuffer(); try { FileInputStream fis = new FileInputStream(fileName); InputStreamReader isr = new InputStreamReader(fis, encoding); Reader in = new BufferedReader(isr); int ch; while ((ch = in.read()) > -1) { buffer.append((char)ch); } in.close(); return buffer.toString(); } ...

12. convert UTF8 encoded file to Unicode    coderanch.com

I need to read in a record and replace a character in the record with another character. The file I am reading is encoded in UTF8 format. In Java, I can read the file and specify the encoding that is used. //specify file and create input stream with proper encoding File f = new File("c:\\gme_test.txt"); FileInputStream file = new FileInputStream(f); InputStreamReader ...

13. Internationalization and Unicode    coderanch.com

I am writing a simple flashcard program for a friend. It reads in a set of words, displays the English version, and prompts the user to type in the German translation. My development machine is running Red Hat Linux 8.0, but my friends system is running Windows XP. So far this doesn't seem much of an issue; I can run my ...

14. how can I convert a unicode back into Chinese ?    coderanch.com

how can I convert a unicode back into Chinese ? if I have a unicode "\ufffd\u04b5\ufffd\ufffd\ufffd\ufffd\ufffd\ufffd\u057c\ufffd", so how could I convert it back into Chinese and printout ? I have tried Sun example, String original = new String("\u013f\u00bc"); It doesn't work. And below is my charset. ------- [java] Big5 [java] Big5-HKSCS [java] GB18030 [java] GBK [java] US-ASCII [java] UTF-16 [java] UTF-16BE ...

15. Read non UNICODE character    coderanch.com

My text file has a line like this: this is a test. I copied this line from MicroSoft Word Document. I am trying to read this file using IputStreamReader and then import this string in Oracle Database. When I read this file, it reads this line like this: this is a test. How can I read this line just the way ...

16. Unicode and Java    coderanch.com





17. Unicode Problem    coderanch.com

Hi I have a file contais this as data. "This is a test\u4321". When I read that file and write it into other file I want the unicode character data to be converted as "This is a test?". I used the following code but not successful.can someone help me in this? Here is the code snippet. try { BufferedReader in = ...

18. Unicode characters    coderanch.com

hi Java uses all 65536 Unicode characters that are avaibles.Still why is it that we are only able to print first 256 characters on command line or in the text file.eg. import java.io.*; class D { char c; D() { c=0; } public static void main(String args[]) { D d=new D(); d.met(); } void met() { try { FileOutputStream fi=new FileOutputStream("unicode.txt"); ...

19. Problem reading Unicode Characters of a Web Page    coderanch.com

Hi All: I am using FileInputStream to read from a URL which is full of Unicode Characters. But these Unicode Characters end up as : ''. I can live with this and I want to convert them to their Unicode Equivalent by replacing '&#x' with '\u' and getting rid of ';'. But how? I cant do String s = "\u" + ...

20. Unicode character swallowing characters after it    coderanch.com

Hi all, Ive got the following code snippet: ------------------------------------ System.out.println("A sample unicode character [" + '\u3050' + "]"); System.out.println("File Encoding [" + System.getProperty("file.encoding") + "]"); And I expect the output to be: ------------------------------ A sample unicode character [] File Encoding [UTF-8] But I get: ---------- A sample unicode character [ile Encoding [UTF-8] Does anyone know what Im doing wrong? The unicode ...

21. Unicode: cmd parameters (main args); exec parameters; filenames    coderanch.com

Hi there, Java is said to be "unicode ready". That's relatively easy as long as I stay within the JVM. It gets difficult at the interfaces to the shell (main/exec) and the file system. Unfortunately, after long google researches, I didn't find convincing resp. reliable results. I would appreciate very much if you could help me on this questions: A Java ...

22. File name in Unicode while downloading    coderanch.com

Hi, I want to display the file name in Unicode when I download the file. In IE it's not displaying properly. My code goes like this res.setContentType("application/octet-stream;charset=UTF-8"); fname = new String(fname.getBytes(),"UTF-8"); res.setHeader("Content-Disposition", "attachment; filename=\"" + fname + "\""); When I run eclipse in debug mode, the filename is displayed properly in Watch expression. But while downloading in IE, in Save As ...

24. writing unicode to a file    coderanch.com

Hi, I'm writing a program to help me learn the Nigerian language Hausa. It uses lots of non-standard characters (hooked-k etc) and although I can display them in a GUI alright, it all goes wrong when I write and read them to and from a file. Then the non-standard letters just get displayed as ?, so I get lots of words ...

25. java.io NOT support with Unicode?    coderanch.com

26. File.path() returns unicode replacement character ('\ufffd') in filename    coderanch.com

Hi, I originally thought that this was a problem converting a string in XML, but since I'm getting the filenames that I'm trying to escape by doing a File.list(), I decided to look at that. As it turns, it's actually File.list() that is sticking the unicode replacement character ('\ufffd') in the filename. Is there a way to get File.list() to recognize ...

27. Unicode Char Problem    coderanch.com

I XML have file which contains char when i m streaming this file with File contents loss so my XML file Became in validate. I have Input Stream avaliable to me File f = new File("fos.xml"); FileOutputStream fos = new FileOutputStream(f); InputStreamReader br = new InputStreamReader(returnStr,"UTF-8"); StringBuffer documentContent = new StringBuffer(); int len; byte[] buf = new byte[1024]; while((len = ...

28. Unicode file reading issue    coderanch.com

Hi All, I am facing an issue which I couldnt solve after much repeated search. Hope you all can help me. I have a txt file(ASCII) containing the decimal representation of an Unicode ex) I have a function which will convert this decimal value to hexadecimal unicode ie in this case (\u1780\u1798\u17d2\u1798\u179c\u17b7\u1792\u17b8) The logic is that I take each line from ...

29. Problem with writing unicode characters in a file    java-forums.org

... [COLOR="DarkOrange"][B]// I did with PrintWriter before but didn't work so I changed to Writer[/B][/COLOR] Writer writer = new OutputStreamWriter(new FileOutputStream(filename,false), "UTF-8"); ... sb = new StringBuilder(); ... [COLOR="DarkOrange"][B]// cs_temp.getUnicode() returns a String representing a 4-digits unicode (e.g. "4E00"). // If I just print chineseChar on a JLabel for instance, it works; // and actually that's how I do to get ...

30. output string to a file using Unicode characters    forums.oracle.com

Please specify your question. Are you A) confused about the unicode things or B) not sure how to read/write to/from a file? or C) not even trying to really write to a file? (I think you are but considering all options...) or D) something else? xD if it's the unicode you're worried about, I may have a link for you... http://www.chinesecomputing.com/programming/java.html#loading ...

31. Read unicode file using java    forums.oracle.com

32. Convert UTF-8 (Unicode) Hex to Hex Byte Sequence while reading file    forums.oracle.com

Hi all, When java reads a utf-8 character, it does so in hex e.g \x12AB format. How can we read the utf-8 chaacter as a corresponding byte stream (e.g \x0905 is hex for some hindi character (an Indic language) and it's corresponding byte sequence is \xE0\x45\x96). can the method to read UTF-8 character byte sequence be used to read any other ...

33. read unicode (utf-8) file    forums.oracle.com

34. Need to read Unicode in a file    forums.oracle.com

You can't change the encoding of a String. If you read the file using the correct encoding, you shouldn't have to do anything else. If you read it with the wrong encoding, the resulting string will be corrupt, and there's no way to fix it. Specifically, the getBytes() methods and the String constructors have no place in your program; do yourself ...

35. Reading a unicode file !!!    forums.oracle.com

Use a BufferedStream or a BufferedReader as you prefer. I have no idea what limit you are on about or what any of this has to do with any charset in particular or unicode and I rather think you don't know either. So try a buffered in of some sort and then if you are having problems come back and post ...

36. Need list of unicode characters affecting file naming    forums.oracle.com

Hi all, I have a problem in file handling in which if unicode characters are found in the filename, while uploading to server it is not stored in same name instead it is stored as encrypted name. For eg, the filename in local is "Chapter 3 Integration Comparison of areas to x axis and y axis". When uploaded to server ...

37. Read Unicode filename    forums.oracle.com

And the exception returns is as below: java.io.FileNotFoundException: C:\Documents and Settings\user\Desktop\??_1_ref.xml (The filename, directory name, or volume label syntax is incorrect) at java.io.FileInputStream.open(Native Method) at java.io.FileInputStream.(FileInputStream.java:106) at java.io.FileInputStream.(FileInputStream.java:66) at sun.net.www.protocol.file.FileURLConnection.connect(FileURLConnection.java:69) at sun.net.www.protocol.file.FileURLConnection.getInputStream(FileURLConnection.java:156) at java.net.URL.openStream(URL.java:913) at org.apache.xerces.impl.XMLEntityManager.startEntity(XMLEntityManager.java:731) at org.apache.xerces.impl.XMLEntityManager.startDocumentEntity(XMLEntityManager.java:676) at org.apache.xerces.impl.XMLDocumentScannerImpl.setInputSource(XMLDocumentScannerImpl.java:252) at org.apache.xerces.parsers.StandardParserConfiguration.parse(StandardParserConfiguration.java:499) at org.apache.xerces.parsers.StandardParserConfiguration.parse(StandardParserConfiguration.java:581) at org.apache.xerces.parsers.XMLParser.parse(XMLParser.java:147) at org.apache.xerces.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1157) at org.jdom.input.SAXBuilder.build(SAXBuilder.java:453) at org.jdom.input.SAXBuilder.build(SAXBuilder.java:891) ...........................................

38. File constructor and unicode filename issue    forums.oracle.com

39. How do i use an input file with Asian characters(Unicode)?    forums.oracle.com

Sorry, but i do not understand this post at all... Can anyone explain it to me? Is he saying my IDE is running on something other than Unicode? PS: I tried one of the Scanner constructors that takes a charset parameter. That fixed the odd output! However, every Chinese character has been replaced with a question mark. (It was a series ...

40. how to read and write a file in unicode?    forums.oracle.com

41. convert file from UNICODE to ANSI    forums.oracle.com

42. Converting a ANSI file to UNICODE    forums.oracle.com

ooh got it! i changed the encoding value from ASCII to ISO-8859-1and it works: Thanks!... ---> try{ BufferedReader read = wl.openRead(sFiler,"ISO-8859-1"); BufferedWriter write = wl.openWrite(sFilew,"Unicode"); char[] buffer = new char[1000]; int charsRead; while ((charsRead = read.read(buffer)) != -1) { write.write(buffer, 0, charsRead); write.newLine(); write.flush(); } read.close(); write.close(); }catch(Exception e){ e.printStackTrace(); } --->

43. how can we change a file from ansi to unicode    forums.oracle.com

if we receive a plain text file writen by ansi and we need to have it as unicode for a java programe so.. how can we after read it using an inputstream trnsfer it into another file in unicode but carry same text but in unicode and save it using output stream

44. file and folder names in unicode (Devnagari)    forums.oracle.com

i am new to java, i have file names in unicode format (eg: .txt >> kkk.txt) but could not find the way i can make this file readable it gives error, while accessing the file when i see on command prompt it shows ??????.txt i can read or wrote unicode values on the file but could not access the file names ...

45. Unicode file I/O problem    forums.oracle.com

"does not work" tells us nothing. What's it supposed to do, what's it observed to do, and how do those 2 behaviours (expected and observed) differ? What's your initial conclusion based on that observation, and what's your reasoning behind that conclusion? Ask yourself that, and if you still can't figure it out, post your reasoning and observations and maybe someone can ...