Changeset 25689 for main/trunk/greenstone3/src/java/org/greenstone/gsdl3/service/AbstractBrowse.java

Timestamp:

2012-05-29T10:48:02+12:00 (12 years ago)

Author:

sjm84

Message:

Classifier nodes will now have childType and classifierStyle attributes so that we can tell if it is a VList or an HList

File:

• main/trunk/greenstone3/src/java/org/greenstone/gsdl3/service/AbstractBrowse.java (modified) (5 diffs)

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

@@ -28 +28 @@
 import org.w3c.dom.Document;
 import org.w3c.dom.Element;
+import org.w3c.dom.Node;
 import org.w3c.dom.NodeList;
 
@@ -450 +451 @@
             if (want_info)
             {
-
                 Element node_info_elem = this.doc.createElement("nodeStructureInfo");
                 node.appendChild(node_info_elem);
@@ -538 +538 @@
                     addDescendants(base_node, node_id, true);
                 }
+
+                NodeList classifierElements = result.getElementsByTagName(GSXML.CLASS_NODE_ELEM);
+                for (int j = 0; j < classifierElements.getLength(); j++)
+                {
+                    Element current = (Element) classifierElements.item(j);
+                    Node parentNode = current.getParentNode();
+
+                    if (parentNode == null)
+                    {
+                        continue;
+                    }
+
+                    Element parent = (Element) parentNode;
+                    String childType = parent.getAttribute(GSXML.CHILD_TYPE_ATT);
+                    if (childType == null || childType.length() == 0)
+                    {
+                        continue;
+                    }
+
+                    current.setAttribute(GSXML.CLASSIFIER_STYLE_ATT, childType);
+                }
             } // if want structure
         } // for each doc
@@ -624 +645 @@
         Element node = this.doc.createElement(GSXML.CLASS_NODE_ELEM);
         node.setAttribute(GSXML.NODE_ID_ATT, node_id);
+        node.setAttribute(GSXML.CHILD_TYPE_ATT, getChildType(node_id));
         return node;
     }
@@ -759 +781 @@
     abstract protected String translateId(String node_id);
 
+    /** Gets the type of list a classifier is (e.g. VList or HList) */
+    abstract protected String getChildType(String node_id);
+
     /**
      * returns the document type of the doc that the specified node belongs to.