More changes concerning logging

oaipmh-core/src/main/java/info/textgrid/middleware/RecordDelivererDATACITE.java

@@ -63,7 +63,7 @@ public class RecordDelivererDATACITE extends RecordDelivererAbstract {
   private static Log log = LogFactory.getLog(RecordDelivererDATACITE.class);
 
   // Container object for the result of the elasticsearch request. This object contains the source
-  // of the response
+  // of the response.
   private JSONObject jsonObj = new JSONObject();
 
   // This variables contains the field requested in the ElasticSearch Index. The content will be
@@ -110,7 +110,15 @@ public class RecordDelivererDATACITE extends RecordDelivererAbstract {
 
     System.out.println("idInElasticSearchIndex: " + idInElasticSearchIndex);
 
-    System.out.println("fields: " + (this.fields == null ? "NULL" : this.fields));
+    System.out.println("  ##  fields (getRecordById): ");
+    if (this.fields != null) {
+      for (int i = 0; i < this.fields.length; i++) {
+        System.out.println("\t" + this.fields[i]);
+      }
+    } else {
+      System.out.println("NULL");
+    }
+
     System.out.println("repositoryObjectURIPrefix: "
         + (this.repositoryObjectURIPrefix == null ? "NULL" : this.repositoryObjectURIPrefix));
 
@@ -162,6 +170,11 @@ public class RecordDelivererDATACITE extends RecordDelivererAbstract {
     OAIPMHtype oai = new OAIPMHtype();
     HeaderType header = new HeaderType();
 
+    System.out.println("  ##  fields (getRecord): ");
+    for (int i = 0; i < this.fields.length; i++) {
+      System.out.println("\t" + this.fields[i]);
+    }
+
     this.jsonObj =
         new JSONObject(OAIPMHUtilities.getRcordByIDFromElasticSearch(OAI_ESClient.getEsIndex(),
             idInElasticSearchIndex, this.fields, Strings.EMPTY_ARRAY).getSource());