src/share/classes/java/awt/datatransfer/MimeType.java

@@ -28,10 +28,11 @@
 import java.io.Externalizable;
 import java.io.ObjectOutput;
 import java.io.ObjectInput;
 import java.io.IOException;
 import java.util.Enumeration;
+import java.util.Locale;
 
 
 /**
  * A Multipurpose Internet Mail Extension (MIME) type, as defined
  * in RFC 2045 and 2046.

@@ -91,18 +92,18 @@
      */
     public MimeType(String primary, String sub, MimeTypeParameterList mtpl) throws
 MimeTypeParseException {
         //    check to see if primary is valid
         if(isValidToken(primary)) {
-            primaryType = primary.toLowerCase();
+            primaryType = primary.toLowerCase(Locale.ENGLISH);
         } else {
             throw new MimeTypeParseException("Primary type is invalid.");
         }
 
         //    check to see if sub is valid
         if(isValidToken(sub)) {
-            subType = sub.toLowerCase();
+            subType = sub.toLowerCase(Locale.ENGLISH);
         } else {
             throw new MimeTypeParseException("Sub type is invalid.");
         }
 
         parameters = (MimeTypeParameterList)mtpl.clone();

@@ -156,21 +157,21 @@
             //    we have a ';' (and therefore a parameter list),
             //    but no '/' indicating a sub type is present
             throw new MimeTypeParseException("Unable to find a sub type.");
         } else if((slashIndex >= 0) && (semIndex < 0)) {
             //    we have a primary and sub type but no parameter list
-            primaryType = rawdata.substring(0,
-slashIndex).trim().toLowerCase();
-            subType = rawdata.substring(slashIndex +
-1).trim().toLowerCase();
+            primaryType = rawdata.substring(0,slashIndex).
+                trim().toLowerCase(Locale.ENGLISH);
+            subType = rawdata.substring(slashIndex + 1).
+                trim().toLowerCase(Locale.ENGLISH);
             parameters = new MimeTypeParameterList();
         } else if (slashIndex < semIndex) {
             //    we have all three items in the proper sequence
-            primaryType = rawdata.substring(0,
-slashIndex).trim().toLowerCase();
+            primaryType = rawdata.substring(0, slashIndex).
+                trim().toLowerCase(Locale.ENGLISH);
             subType = rawdata.substring(slashIndex + 1,
-semIndex).trim().toLowerCase();
+                semIndex).trim().toLowerCase(Locale.ENGLISH);
             parameters = new
 MimeTypeParameterList(rawdata.substring(semIndex));
         } else {
             //    we have a ';' lexically before a '/' which means we have a primary type
             //    & a parameter list but no sub type