Changeset 15761 for gsdl

Timestamp:

2008-05-28T15:19:01+12:00 (16 years ago)

Author:

mdewsnip

Message:

(Adding dynamic classifiers) Adding get_metadata_values() function, which uses SQLBrowseFilter to get all the metadata values assigned to an element.

Location:

gsdl/trunk/src/protocol

Files:

• recptprototools.cpp (modified) (1 diff)
• recptprototools.h (modified) (1 diff)

gsdl/trunk/src/protocol/recptprototools.cpp

@@ -249 +249 @@
   }
 }
+
+
+bool get_metadata_values (const text_t metadata_element, const text_t &collection,
+              recptproto *collectproto, FilterResponse_t &response, ostream &logout)
+{
+  response.clear();
+
+  comerror_t err = noError;
+  FilterRequest_t request;
+  request.clear();
+
+  request.filterName = "SQLBrowseFilter";
+  request.filterResultOptions = FRmetadataValues;
+  request.fields.insert (metadata_element);
+  assert (collectproto != NULL);
+
+  collectproto->filter (collection, request, response, err, logout);
+  if (err != noError)
+  {
+    outconvertclass text_t2ascii;
+    logout << text_t2ascii
+       << "Error: call to filter failed for " << metadata_element
+       << " in OIDtools::get_metadata_values (" 
+       << get_comerror_string (err) << ")\n";
+    return false;
+  }
+  
+  return true;
+}

gsdl/trunk/src/protocol/recptprototools.h

@@ -68 +68 @@
            ostream &logout);
 
+bool get_metadata_values (const text_t metadata_element, const text_t &collection,
+              recptproto *collectproto, FilterResponse_t &response, ostream &logout);
 
 #endif