am e2a281ca: Merge "Add additional Method that check whether a table is empty or not"
* commit 'e2a281ca85f17eaf6d47978c76d2cafb0fa81782':
Add additional Method that check whether a table is empty or not
diff --git a/core/java/android/database/DatabaseUtils.java b/core/java/android/database/DatabaseUtils.java
index 1fc1226..e2d9724 100644
--- a/core/java/android/database/DatabaseUtils.java
+++ b/core/java/android/database/DatabaseUtils.java
@@ -792,6 +792,18 @@
}
/**
+ * Query the table to check whether a table is empty or not
+ * @param db the database the table is in
+ * @param table the name of the table to query
+ * @return True if the table is empty
+ * @hide
+ */
+ public static boolean queryIsEmpty(SQLiteDatabase db, String table) {
+ long isEmpty = longForQuery(db, "select exists(select 1 from " + table + ")", null);
+ return isEmpty == 0;
+ }
+
+ /**
* Utility method to run the query on the db and return the value in the
* first column of the first row.
*/