diff --git a/src/main/java/org/codelibs/fess/crawler/transformer/AbstractFessFileTransformer.java b/src/main/java/org/codelibs/fess/crawler/transformer/AbstractFessFileTransformer.java
index ca629e06e..8326deb45 100644
--- a/src/main/java/org/codelibs/fess/crawler/transformer/AbstractFessFileTransformer.java
+++ b/src/main/java/org/codelibs/fess/crawler/transformer/AbstractFessFileTransformer.java
@@ -82,6 +82,19 @@ public abstract class AbstractFessFileTransformer extends AbstractTransformer im
             throw new CrawlingAccessException("No response body.");
         }
 
+        final ResultData resultData = new ResultData();
+        resultData.setTransformerName(getName());
+        try {
+            resultData.setData(SerializeUtil.fromObjectToBinary(generateData(responseData)));
+        } catch (final Exception e) {
+            throw new CrawlingAccessException("Could not serialize object", e);
+        }
+        resultData.setEncoding(fessConfig.getCrawlerCrawlingDataEncoding());
+
+        return resultData;
+    }
+
+    protected Map<String, Object> generateData(final ResponseData responseData) {
         final Extractor extractor = getExtractor(responseData);
         final Map<String, String> params = new HashMap<String, String>();
         params.put(TikaMetadataKeys.RESOURCE_NAME_KEY, getResourceName(responseData));
@@ -152,9 +165,6 @@ public abstract class AbstractFessFileTransformer extends AbstractTransformer im
         }
         final String contentMeta = contentMetaBuf.toString();
 
-        final ResultData resultData = new ResultData();
-        resultData.setTransformerName(getName());
-
         final FessConfig fessConfig = ComponentUtil.getFessConfig();
         final CrawlingInfoHelper crawlingInfoHelper = ComponentUtil.getCrawlingInfoHelper();
         final String sessionId = crawlingInfoHelper.getCanonicalSessionId(responseData.getSessionId());
@@ -335,14 +345,7 @@ public abstract class AbstractFessFileTransformer extends AbstractTransformer im
             putResultDataWithTemplate(dataMap, key, entry.getValue(), scriptConfigMap.get(key));
         }
 
-        try {
-            resultData.setData(SerializeUtil.fromObjectToBinary(dataMap));
-        } catch (final Exception e) {
-            throw new CrawlingAccessException("Could not serialize object: " + url, e);
-        }
-        resultData.setEncoding(fessConfig.getCrawlerCrawlingDataEncoding());
-
-        return resultData;
+        return dataMap;
     }
 
     protected String abbreviate(final String str, final int maxWidth) {