ANY23-445 Review spotbugs issues

api/src/main/java/org/apache/any23/extractor/ExtractorFactory.java

@@ -37,7 +37,7 @@ public interface ExtractorFactory<T extends Extractor<?>> extends ExtractorDescr
 
     /**
      * Supports wildcards, e.g. <code>"*&#47;*"</code> for blind extractors that merely call a web service.
-     * @return a {@link java.util.Collection} of supported mimetypes.
+     * @return a {@link java.util.Collection} of supported {@link org.apache.any23.mime.MIMEType}'s.
      */
     Collection<MIMEType> getSupportedMIMETypes();
 

api/src/main/java/org/apache/any23/extractor/ExtractorGroup.java

@@ -24,8 +24,8 @@
 import java.util.Iterator;
 
 /**
- * It simple models a group of {@link ExtractorFactory} providing
- * simple accessing methods.
+ * Models a group of {@link ExtractorFactory} objcts providing
+ * simple accessor methods.
  */
 public class ExtractorGroup implements Iterable<ExtractorFactory<?>> {
 
@@ -78,7 +78,7 @@ public boolean allExtractorsSupportAllContentTypes() {
         return true;
     }
 
-    private boolean supportsAllContentTypes(ExtractorFactory factory) {
+    private boolean supportsAllContentTypes(ExtractorFactory<?> factory) {
         return factory.getSupportedMIMETypes().contains("*/*");
     }