Changeset 4440

Timestamp:

2003-05-30T15:48:16+12:00 (21 years ago)

Author:

mdewsnip

Message:

When importing a metadata set, user is asked to choose between "all values", "subjects only", and "no values" only when there exist some MDV files to read values from.

File:

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

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

@@ -527 +527 @@
     // 1. Parse the new file.
     MetadataSet mds_new = new MetadataSet(mds_file);
-    // Display a prompt asking how much of the value structure the user wishes to import.
     if(user_driven) {
-        ExportMDSPrompt imdsp = new ExportMDSPrompt(this, false);
-        int result = imdsp.display();
-        if(result == ExportMDSPrompt.EXPORT) { // Here export means the user didn't cancel.
-        switch(imdsp.getSelectedCondition()) {
-        case MetadataSet.NO_VALUES:
-            mds_new = new MetadataSet(mds_new, MetadataSet.NO_VALUES);
-            break;
-        case MetadataSet.SUBJECTS_ONLY:
-            mds_new = new MetadataSet(mds_new, MetadataSet.SUBJECTS_ONLY);
-            break;
-        default: // ALL_VALUES
-            // Don't do anything.
-        }
-        }
-        else {
-        mds_new = null;
-        }
-        imdsp.dispose();
-        imdsp = null;
+        // Display a prompt asking how much of the value structure the user wishes to import.
+        // ...but only if there are some MDV files to read values from
+        FilenameFilter mdv_filter = new MDVFilenameFilter(mds_new.getNamespace());
+        File[] mdv_files = mds_file.getParentFile().listFiles(mdv_filter);
+        if (mdv_files.length > 0) {
+        ExportMDSPrompt imdsp = new ExportMDSPrompt(this, false);
+        int result = imdsp.display();
+        if(result == ExportMDSPrompt.EXPORT) { // Here export means the user didn't cancel.
+            switch(imdsp.getSelectedCondition()) {
+            case MetadataSet.NO_VALUES:
+            mds_new = new MetadataSet(mds_new, MetadataSet.NO_VALUES);
+            break;
+            case MetadataSet.SUBJECTS_ONLY:
+            mds_new = new MetadataSet(mds_new, MetadataSet.SUBJECTS_ONLY);
+            break;
+            default: // ALL_VALUES
+            // Don't do anything.
+            }
+        }
+        else {
+            mds_new = null;
+        }
+        imdsp.dispose();
+        imdsp = null;
+        }
     }
     // Carry on importing the new collection
@@ -575 +580 @@
     // else we cancelled for some reason.
     return false;
+    }
+
+
+    /** Accepts .mdv files for a certain metadata set. */
+    private class MDVFilenameFilter implements FilenameFilter
+    {
+    private String mds_namespace = null;
+
+    public MDVFilenameFilter(String mds_namespace)
+    {
+        this.mds_namespace = mds_namespace.toLowerCase();
+    }
+
+    public boolean accept(File dir, String name)
+    {
+        String copy = name.toLowerCase();
+        if (copy.startsWith(mds_namespace) && copy.endsWith(".mdv")) {
+        return true;
+        }
+
+        return false;
+    }
     }