Changeset 4331

Timestamp:

2003-05-26T16:00:57+12:00 (21 years ago)

Author:

jmt12

Message:

Method to compare two metadata elements for their ordering within the DOM model - John

File:

• trunk/gli/src/org/greenstone/gatherer/msm/MetadataSet.java (modified) (2 diffs)

trunk/gli/src/org/greenstone/gatherer/msm/MetadataSet.java

@@ -73 +73 @@
      public MetadataSet(String metadata_template) {
           URL url = ClassLoader.getSystemResource(metadata_template);
-          init(new File(URLDecoder.decode(url.getFile())));
+          try {
+                init(new File(URLDecoder.decode(url.getFile(), "UTF-8")));
+          }
+          catch(UnsupportedEncodingException exception) {
+                Gatherer.printStackTrace(exception);
+          }
      }
 
@@ -233 +238 @@
           value_trees.put(element, model);
      }
+
+     public int compare(Element e1, Element e2) {
+          int result = 0;
+          // Check that they're not the same element.
+          if(e1 != e2) {
+                int index_e1 = -1;
+                int index_e2 = -1;
+                // Locate the indexes for each element.
+                for(int i = 0; i < elements.getLength(); i++) {
+                     Node element = elements.item(i);
+                     if(element == e1) {
+                          index_e1 = i;
+                     }
+                     if(elements == e2) {
+                          index_e2 = i;
+                     }
+                }
+                if(index_e1 < index_e2) {
+                     result = -1;
+                }
+                else {
+                     result = 1;
+                }
+          }
+          return result;
+     }
+
      /** A method to determine if this metadata set contains an element with a certain name.
       * @param name A <strong>String</strong> which is the name of the element whose presence we are checking.