??? ???? ????? ???????. 2. ??? ???? ???? ?? UTF-8 ???? ?? ??? ?????. 3. ??? ??? ???? ?? ? ????? Flush () ? Sync ()? ??????. 4. Files.write ()? ???? ??? ??, ???? ??? ?? ?????. 5. ?? ??? ??? ?? ?? ??? ??? ?? ??????. 6. ????? ???? ???? ?? ?? IOException? ???? ???? ??????. ?? ??? ???? Java ?? ??? ??? ?????.

Java? ??? ?? ?? ???? ???? ???? ???? ???? ???? ???? ??? ?? ?? ?? ??? ?? ??? ??? ???? ???? ?? ?????. ?????? ??? ??? ????.

?? ??? ??? ?? Try-With Resources? ??????

?? ????? ??? ?? ? ?? ?? ??? ????. ????? ??? ?????? ??? ???? ???????.

 java.io.bufferedwriter import;
import java.io.filewriter;
import java.io.ioexception;

?? ?? safefilewrite {
    public static void writeTofile (??? ?? ??, ??? ??) {
        try (bufferedwriter writer = new bufferedwriter (new filewriter (filename))) {
            Writer.write (??);
        } catch (ioexception e) {
            System.err.println ( "??? ?? ?? :"e.getMessage ());
            // ??? ???? ????? (??, ???, ?? ?)
        }
    }
}

BufferedWriter ???? ??? ???? FileWriter ???? ?? ???? ???? ????? (?? ??? ???). try ??? ??? ???? ????.

?? ? ??? ??? ??? ??????

• FileWriter : ????? ?? ???? ?????. ???? ??? ?? ????? ????.
• FileOutputStream ?? OutputStreamWriter : ???? ?? ??? ??? ? ????.

UTF-8? ? :

 java.io.bufferedwriter import;
import java.io.outputStreamwriter;
import java.io.fileoutputStream;
java.nio.charset.standardcharsets ?? ??;
import java.io.ioexception;

?? (BufferedWriter Writer = New BufferedWriter (
        ??? ?? ??? ??? (
            ? FileOutputStream ( "output.txt"), StandardCharsets.utf_8))) {
    Writer.write ( "?????, ??!");
} catch (ioexception e) {
    System.err.println ( "??? ?? ??? :"e.getMessage ());
}

?? ?? ?? ???? ??? ??? ???? ?? ? ? ????.

??? ?? ?? : ??? ? ??? (??? ?)

• writer.flush() ??? ? ???? ???? ????? ?????.
• ?? ???? ?? writer.flush() ?? ((FileOutputStream)out).getFD().sync() ?? ??? ??? (OS ???? ???)? ?????????.

 try (bufferedwriter writer = new bufferedwriter (new filewriter ( "data.txt"))) {
    Writer.write ( "Critical Data");
    Writer.flush (); // ???? OS? ?? ????
    if (java.io.bufferedwriter? ?? ????) {
        java.io.outputstream out = ((java.io.filewriter) 
            ((Java.io.bufferedWriter) Writer) .getWriter ()). getfd (). sync ();
    }
} catch (ioexception e) {
    System.err.println ( "sync ?? :"e.getMessage ());
}

?? : sync() ???? ????? ??? ??? ????. ??? ?? ?????? (? : ?? ??).

?? ?? ? ??? ?????

?? ?? ?? :

• ??? ? ? ??? ??????.
• ?? ???, ?? ? ??? ?? ???? ??? ??????.

? ?? ??? ?? java.nio.file ??????.

 import java.nio.file.*;
import java.io.ioexception;

?? ?? = paths.get ( "output.txt");

// ???? ????
???? {
    files.write (Path, "Hello".getBytes (Standardcharsets.utf_8),
                StandardOpenoption.create, // ???? ??? ??????
                StandardOpenoption.truncate_existing, // acpend? ??????
                StandardOpenoption.write);
} catch (ioexception e) {
    System.err.println ( "?? ?? :"e.getMessage ());
}

??? ?? ??? ??? ???? ??? ??? ?? ??? ?????.

?? ?? ??

• try-with Resources? ??????
• ? ???? ?? ??? ????? (?? UTF-8)
• ? IOException ?????. ???? ????
• simple ??? ??? Files.write() ?????? (???? ?????)
• ? ??? ??? ?? ????? ???? ?????? ( BufferedWriter )
• critical ??? ???? ???? sync() ??????
• pation ???? ?? ?? ? ??? ?? ??????

???? ?? ?? ????? ?? ???? ?????.

 files.write (paths.get ( "file.txt"), "content".getBytes (Standardcharsets.utf_8));

???? ???? ????? ?? ??? ?????.

????? ??? ??? ??? ??, ?? ?? ? ??? ? ?? ??? ?? ?? ??? ?????.

? ??? Java? ??? ???? ?? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!