From b0e0dec8456b677251e6f97c3e1bec3622f4dec7 Mon Sep 17 00:00:00 2001
From: Ben Lin <linben@google.com>
Date: Wed, 27 Apr 2016 11:45:01 -0700
Subject: Add ability to rename a downloaded file.

Bug: 28359663
Change-Id: Id74ab041717f553bbd81ab2f69b1b8fa0d4d230d
---
 .../downloads/DownloadStorageProvider.java          | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

(limited to 'src/com/android/providers/downloads')

diff --git a/src/com/android/providers/downloads/DownloadStorageProvider.java b/src/com/android/providers/downloads/DownloadStorageProvider.java
index bb782155..e0bb7cd1 100644
--- a/src/com/android/providers/downloads/DownloadStorageProvider.java
+++ b/src/com/android/providers/downloads/DownloadStorageProvider.java
@@ -154,6 +154,25 @@ public class DownloadStorageProvider extends DocumentsProvider {
         }
     }
 
+    @Override
+    public String renameDocument(String documentId, String displayName)
+            throws FileNotFoundException {
+        displayName = FileUtils.buildValidFatFilename(displayName);
+
+        final long token = Binder.clearCallingIdentity();
+        try {
+            final long id = Long.parseLong(documentId);
+
+            if (!mDm.rename(getContext(), id, displayName)) {
+                throw new IllegalStateException(
+                        "Failed to rename to " + displayName + " in downloadsManager");
+            }
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+        return null;
+    }
+
     @Override
     public Cursor queryDocument(String docId, String[] projection) throws FileNotFoundException {
         if (mArchiveHelper.isArchivedDocument(docId)) {
@@ -331,7 +350,7 @@ public class DownloadStorageProvider extends DocumentsProvider {
                 cursor.getColumnIndexOrThrow(DownloadManager.COLUMN_STATUS));
         switch (status) {
             case DownloadManager.STATUS_SUCCESSFUL:
-                extraFlags = 0;  // only successful is non-partial
+                extraFlags = Document.FLAG_SUPPORTS_RENAME;  // only successful is non-partial
                 break;
             case DownloadManager.STATUS_PAUSED:
                 summary = getContext().getString(R.string.download_queued);
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