Refactor android.backup => android.app.backup

Change-Id: I0b21316ff890d7f3c7d4b82837bb60670724c2e8

1 files changed, 52 insertions, 0 deletions

diff --git a/core/java/android/app/backup/RestoreObserver.java b/core/java/android/app/backup/RestoreObserver.java
new file mode 100644
index 0000000..7a5e10b
--- /dev/null
+++ b/core/java/android/app/backup/RestoreObserver.java
@@ -0,0 +1,52 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.app.backup;
+
+/**
+ * Callback class for receiving progress reports during a restore operation.  These
+ * methods will all be called on your application's main thread.
+ */
+public abstract class RestoreObserver {
+    /**
+     * The restore operation has begun.
+     *
+     * @param numPackages The total number of packages being processed in
+     *   this restore operation.
+     */
+    void restoreStarting(int numPackages) {
+    }
+
+    /**
+     * An indication of which package is being restored currently, out of the
+     * total number provided in the restoreStarting() callback.  This method
+     * is not guaranteed to be called.
+     *
+     * @param nowBeingRestored The index, between 1 and the numPackages parameter
+     *   to the restoreStarting() callback, of the package now being restored.
+     */
+    void onUpdate(int nowBeingRestored) {
+    }
+
+    /**
+     * The restore operation has completed.
+     *
+     * @param error Zero on success; a nonzero error code if the restore operation
+     *   as a whole failed.
+     */
+    void restoreFinished(int error) {
+    }
+}