[jOOQ/jOOQ#12083] [jOOQ/jOOQ#15546] Regression with configured comments

The [jOOQ/jOOQ#9728] configured comments feature may produce empty comments, e.g. when <includeSchemaComment/> is false. In that case, we mustn't re-introduce the schema comment!

jOOQ-meta/src/main/java/org/jooq/meta/AbstractDefinition.java

@@ -163,33 +163,32 @@ public abstract class AbstractDefinition implements Definition {
 
     @Override
     public final String getComment() {
-        String c = getComment0();
-        return !isEmpty(c) ? c : defaultIfNull(getDatabase().getComments().get(this), "");
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+        return getSchemaComment();
     }
 
-    private final String getComment0() {
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-        return schemaComment;
+    private final String getSchemaComment() {
+        return !isEmpty(schemaComment) ? schemaComment : defaultIfNull(getDatabase().getComments().get(this), "");
     }
 
     @Override