[Classpathx-javamail] [bug] javax.mail.internet.MimeUtility.getEncoding() never returns 'quoted-printable'

[Dannhauer, Frank]

javax.mail.internet.MimeUtility.getEncoding() returns either "7bit" or 
"base64", but never "quoted-printable"

To reproduce:

####################################
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.nio.charset.Charset;

import javax.activation.DataSource;
import javax.mail.internet.MimeUtility;

public class Main {

        public static void main(String[] args) throws Exception {
                
                final Charset c = Charset.forName("ISO-8859-15");
                final byte[] b = "aaaaä".getBytes(c);
                
                System.out.println(MimeUtility.getEncoding(
                                new DataSource(){

                                        public String getContentType() {
                                                return "text/plain; 
charset="+MimeUtility.mimeCharset(c.name());
                                        }

                                        public InputStream getInputStream() 
throws IOException {
                                                return new 
ByteArrayInputStream(b);
                                        }

                                        public String getName() {
                                                return null;
                                        }

                                        public OutputStream getOutputStream() 
throws IOException {
                                                return null;
                                        }
                                }
                ));
        }

}
####################################

Suggested patch:

Index: source/javax/mail/internet/MimeUtility.java
===================================================================
RCS file: /sources/classpathx/mail/source/javax/mail/internet/MimeUtility.java,v
retrieving revision 1.23
diff -u -r1.23 MimeUtility.java
--- source/javax/mail/internet/MimeUtility.java 27 Nov 2007 22:03:59 -0000      
1.23
+++ source/javax/mail/internet/MimeUtility.java 23 Apr 2009 10:18:22 -0000
@@ -1030,7 +1030,7 @@
                   }
                 else
                   {
-                    if (text)
+                    if (!text)
                       {
                         return MINORITY_ASCII;
                       }

####################################

Kind Regards,
Frank