Re: API design
Stefan Ram wrote:
I assume that one wants to design an API with the option to
open a FileOutputStream for /append mode/. There are several
possibilities, and one can compare their readability,
extendability (fitness for later API extensions), usability
and other software quality factors. (feel free to comment):
==
new FileOutputStream( "path", "a" );
==
new FileOutputStream( "path", "append" );
==
new FileOutputStream( "path", true );
==
new FileOutputStream( "path", FileOutputStream.APPEND_MODE );
==
new FileOutputStream( "path", FileAccessMode.APPEND_MODE );
==
new FileOutputStream( path, new AppendMode() );
/* here, ?AppendMode? might be a subtype of another type ?FileAccessMode? */
==
new FileOutputStream( path, new FileAccessMode( "append" ));
==
new AppendFileOutputStream( path );
/* here, ?AppendFileOutputStream? might be a subtype of ?FileOutputStream? */
==
Possibly, I have missed others possibilities to design this.
I like FileAppendStream but what is the point of this? FileOutputStream
already has a constructor that will append.
--
Knute Johnson
email s/nospam/knute2009/
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