Re: tasklist/checkstyle version dep

Jesse Glick <[email protected]> Mon, 16 Feb 2004 18:38:04 -0500

Newsgroups	gmane.comp.java.netbeans.modules.tasklist.devel
Organization	Sun Microsystems
Message-ID	<[email protected]>

Petr Kuzel wrote:
>> Is Jesse's suggestion of File.createTempFile() that much of a
>> headache?
> 
> In development time few lines of code. In runtime probably several
> hundreds milliseconds. [...]

Microseconds, not milliseconds, I hope you mean. Try the attached test.

-J.

-- 
Jesse Glick <mailto:[email protected]> x22801
NetBeans, Open APIs  <http://www.netbeans.org/>

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MakeTempFiles.java (text/x-java, 754 B)

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.OutputStream;
public class MakeTempFiles {
    private static final int COUNT = 1000;
    public static void main(String[] args) throws IOException {
        long start = System.currentTimeMillis();
        for (int i = 0; i < COUNT; i++) {
            File f = File.createTempFile("foo", ".txt");
            OutputStream os = new FileOutputStream(f);
            try {
                os.write(new byte[9999]);
            } finally {
                os.close();
            }
            f.delete();
        }
        long end = System.currentTimeMillis();
        System.out.println("" + COUNT + " iterations took " + (end - start) + " msec");
    }
}