FIX: Validation of meta-inf files (#218)

- validation driven by manifest failed to validate `META-INF/*` files.

odf-core/src/main/java/org/openpreservation/odf/document/OpenDocument.java

@@ -39,14 +39,16 @@ public interface OpenDocument {
     public Collection<OdfDocument> getSubDocuments();
 
     /**
-     * Get the ODF Package for the OpenDocument, this will be null for a single XML file.
+     * Get the ODF Package for the OpenDocument, this will be null for a single XML
+     * file.
      *
      * @return the ODF Package for the OpenDocument
      */
     public OdfPackage getPackage();
 
     /**
-     * Get the format of the OpenDocument, this will be the declared format of the package
+     * Get the format of the OpenDocument, this will be the declared format of the
+     * package
      * or the parsed format of a single document.
      *
      * @return the format of the OpenDocument

odf-core/src/main/java/org/openpreservation/odf/validation/ValidatingParserImpl.java

@@ -108,6 +108,9 @@ private final Map<String, List<Message>> validateOdfXmlEntries(final OdfPackage
         for (final FileEntry xmlEntry : odfPackage.getXmlEntries()) {
             messages.put(xmlEntry.getFullPath(), validateXmlEntry(xmlEntry, odfPackage));
         }
+        for (final Entry<String, ParseResult> entry : odfPackage.getMetaInfMap().entrySet()) {
+            messages.put(entry.getKey(), validatePackageXml(entry.getKey(), odfPackage, entry.getValue()));
+        }
         return messages;
     }
 
@@ -119,7 +122,12 @@ private final List<Message> validateXmlEntry(final FileEntry xmlEntry, final Odf
         if (xmlEntry.isEncrypted()) {
             return Arrays.asList(FACTORY.getWarning("PKG-10", xmlPath));
         }
-        ParseResult parseResult = odfPackage.getEntryXmlParseResult(xmlPath);
+        return validatePackageXml(xmlPath, odfPackage, odfPackage.getEntryXmlParseResult(xmlPath));
+
+    }
+
+    private final List<Message> validatePackageXml(final String xmlPath, final OdfPackage odfPackage,
+            final ParseResult parseResult) {
         if (parseResult == null) {
             return new ArrayList<>();
         }