encoding « API « Java I/O Q&A

1. Java : How to determine the correct charset encoding of a stream    stackoverflow.com

With reference to the following thread: http://stackoverflow.com/questions/498636/java-app-unable-to-read-iso-8859-1-encoded-file-correctly What is the best way to programatically determine the correct charset encoding of an inputstream/file ? I have tried using the following:

  File in = ...

2. ByteArrayOutputStream to CharBuffer    stackoverflow.com

I have an input ByteArrayOutputStream and need to convert that to a CharBuffer. I was trying to avoid creating a new string. Is there anyway to do this. I was trying to ...

3. Java: Readers and Encodings    stackoverflow.com

Maybe isn't a good or relevant question, so please don't kill me. Java's default encoding is ASCII. Yes? (See my edit)
When a textfile is encoded in UTF-8? How does a Reader know ...

4. Why does the Integer.parseInt throw NumberFormatException on input that seems valid?    stackoverflow.com

I'm doing a simple exercise from a book and I'm a little bit confused with how the java function parseInt works. I have read a line from an input file, used ...

5. Why is Java BufferedReader() not reading Arabic and Chinese characters correctly?    stackoverflow.com

I'm trying to read a file which contain English & Arabic characters on each line and another file which contains English & Chinese characters on each line. However the characters of ...

6. Java InputStream encoding/charset    stackoverflow.com

Running the following (example) code

import java.io.*;

public class test {
    public static void main(String[] args) throws Exception {
        byte[] buf = {-27};
 ...

7. Java FileReader error    stackoverflow.com

Hi I'm a beginner of Java lauguage. It seems like my computer does not recognize FileReader at all.(Random class does not work either.) I typed the exact same code in a different ...

8. What character encoding does ObjectOutputStream 's writeObject method use?    stackoverflow.com

I read that Java uses UTF-16 encoding internally. i.e. I understand that if I have like: String var = "????"; then the "????" will be encoded in UTF-16 internally. So, If ...

9. What could be the possible consequences of default encoding to UTF-8 for a String to Stream conversion?    stackoverflow.com

I need to convert Strings obtained from some API's to InputStream consumed by other API's. The only way is that I convert the String to Stream without knowing the exact encoding. ...

10. BufferedReader automatic encoding type    stackoverflow.com

I am using BufferedReader to get data fro ma url.

 URL url = new URL("http://");
 BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream(), "windows-1251"));

11. Java BufferedWriter object with utf-8    stackoverflow.com

I have the following code and I want to make the outputstream use utf-8. Basically I have characters like é that appear as é so it looks like an encoding ...

12. Java Help: Character Encoding Help - int to String    stackoverflow.com

I am trying to use the write(int) method of java.io.OutputStream, and I can't figure out how to convert the int back into a String correctly.

public PrintWriter out = new PrintWriter(new OutputStream() ...

13. ISO 8859-1 Encoding of files printed in Java program    stackoverflow.com

I write a program that implements a file structure, the program prints out a product file based on the structure. Product names include letters Æ, Ø and Å. These letters are ...

14. Java:How can i get the encoding from inputStream?    stackoverflow.com

I want get the encoding from a stream. 1st method - to use the InputStreamReader. But it always return OS encode.

InputStreamReader reader = new InputStreamReader(new FileInputStream("aa.rar"));
System.out.println(reader.getEncoding());

output:GBK

15. Identify Encoding of an XML document coming in as a stream    coderanch.com

Hi, I have an XML coming in a s a inputsource from which i get the characterstream and finally write that stream to a file using a "outputStream" [Note: I dont use FileWriter since it writes with default encoding.]and assuming the encoding as UTF-8. Now this assumption of UTF-8 encoding has to be done away with and i need to identify ...

16. InputStreamReader and Conversion of encoding    coderanch.com

I tried to use the InputStreamReader to convert String that retrieve from a html page from Big5 to UTF-8. previously, it works fine with jdk 1.5 After i upgraded to jdk 1.6 , it returns me the error as below java.io.UnsupportedEncodingException: big5 at sun.nio.cs.StreamDecoder.forInputStreamReader(Unknown Source) at java.io.InputStreamReader.(Unknown Source) I find that the charset supported by both version are different How to ...

17. Encoding in java.io.writer    java-forums.org

18. Encoding to a Stream    forums.oracle.com

Assuming the object is Serializable (and Date is Serializable) you can use writeObject and readObject. If the object is not Serializable you can write all the data you need to reconstruct the object on the other end either by wrapping the object or just using writeXxxx and readXxxx for each piece of data.

19. ObjectOutputStream encoding    forums.oracle.com

//sending all needed information to the servlet. oos.writeObject(map); oos.writeObject(fileArrayList); I tried to changed the encoding of the JVM without any luck there either. I actually saw that the encoding was not Latin1. My questions are: Does the ObjectOutputStream encode Object in Latin1? How can I change it? Or is there another way to write a map to a stream? Thanks in ...

20. Some sort of encoding or formatting problem on outputstream    forums.oracle.com

The command seen on the other computer, when sent from the java program: http://www.humor.fo/java.jpg When the command is sent from the java program, the underscore will appear right after the last letter of the command, and each new command is placed next to the previous, and no command is replaced with a new one. The commands from the java program can't ...