how to obtain length of a UTF-encoded string before writing it?

[wnstnsmith]

Dear all,

I need to know howmany bytes will be written by writeUTF("blabla") before
actually writing the string to file.
how do I do that?

all help much appreciated.

WS

 

[Michael Borgwardt]

I need to know howmany bytes will be written by writeUTF("blabla") before
actually writing the string to file.
how do I do that?

String utfString = "Struffüöäßéì漢字もã‚ã‚‹";
int byteLength = utfString.getBytes("UTF-8").length + 2;

 

[Omar Khan]

writeUTF
First, two bytes are written to the output stream as if by the
writeShort method giving the number of bytes to follow.