fix(QTDI-679): refactor

Author: ozhelezniak-talend

component-api/src/main/java/org/talend/sdk/component/api/record/SchemaCompanionUtil.java

@@ -52,13 +52,15 @@ public static String sanitizeConnectionName(final String name) {
 
         for (int i = 1; i < name.length(); i++) {
             char current = name.charAt(i);
-            if (!ascii.canEncode(current)) {
+            if (ascii.canEncode(current)) {
+                sanitizedBuilder.append(Character.isLetterOrDigit(current) ? current : '_');
+            } else {
                 if (Character.isLowerCase(current) || Character.isUpperCase(current)) {
                     sanitizedBuilder.append('_');
                 } else {
                     final byte[] encoded =
                             Base64.getEncoder().encode(name.substring(i, i + 1).getBytes(StandardCharsets.UTF_8));
-                    final String enc = new String(encoded);
+                    final String enc = new String(encoded, StandardCharsets.UTF_8);
                     if (sanitizedBuilder.length() == 0 && Character.isDigit(enc.charAt(0))) {
                         sanitizedBuilder.append('_');
                     }
@@ -70,10 +72,6 @@ public static String sanitizeConnectionName(final String name) {
                         }
                     }
                 }
-            } else if (Character.isLetterOrDigit(current)) {
-                sanitizedBuilder.append(current);
-            } else {
-                sanitizedBuilder.append('_');
             }
 
         }