Changeset 29090 for main/trunk

Timestamp:

2014-06-05T13:39:42+12:00 (10 years ago)

Author:

kjdon

Message:

added code for setting mdoffset attributes for docNodes in a classifier. Can be used to display the correct metadata value for the documents position in the classifier list

File:

• main/trunk/greenstone3/src/java/org/greenstone/gsdl3/service/AbstractBrowse.java (modified) (4 diffs)

main/trunk/greenstone3/src/java/org/greenstone/gsdl3/service/AbstractBrowse.java

@@ -359 +359 @@
         if (query_node_list == null)
         {
-            logger.error(" ClassifierBrowse request specified no doc nodes.\n");
+            logger.error(" ClassifierBrowse request specified no classifier nodes.\n");
             return result;
         }
@@ -677 +677 @@
     {
         ArrayList<String> child_ids = getChildrenIds(node_id);
+        String[] offsets = getMDOffsets(node_id);
         if (child_ids == null)
             return;
         Document doc = node.getOwnerDocument();
+        if (offsets != null && child_ids.size() != offsets.length) {
+          offsets = null; // something is wrong, they should be the same length
+        }
         for (int i = 0; i < child_ids.size(); i++)
         {
@@ -687 +691 @@
             {
               child_elem = createDocNode(doc, child_id);
+              if (offsets != null) {
+                child_elem.setAttribute("mdoffset", offsets[i]);
+              }
             }
             else
@@ -772 +779 @@
   }
 
+  protected String[] getMDOffsets(String node_id) {
+    
+    String offset_str =  this.gs_doc.getMetadata(node_id, "mdoffset");
+    if (offset_str.equals("")) {
+      return null;
+    }
+    return offset_str.split(";"); //, -1); // use -1 limit to get trailing empty strings
+  }
     /** returns the node id of the parent node, null if no parent */
   protected String getParentId(String node_id) {