From f9429d5fcdc5c3d7c8242e819fe8fe903405166c Mon Sep 17 00:00:00 2001
From: Christian Schneppe <christian@pix-art.de>
Date: Tue, 1 Aug 2017 13:00:17 +0200
Subject: fetch required device ids on demand

---
 .../pixart/messenger/persistance/DatabaseBackend.java   | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java')

diff --git a/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java b/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java
index 86ba5a325..a3cfb93c7 100644
--- a/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java
+++ b/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java
@@ -956,6 +956,23 @@ public class DatabaseBackend extends SQLiteOpenHelper {
         return devices;
     }
 
+    public List<String> getKnownSignalAddresses(Account account) {
+        List<String> addresses = new ArrayList<>();
+        String[] colums = {SQLiteAxolotlStore.NAME};
+        String[] selectionArgs = {account.getUuid()};
+        Cursor cursor = getReadableDatabase().query(SQLiteAxolotlStore.SESSION_TABLENAME,
+                colums,
+                SQLiteAxolotlStore.ACCOUNT + " = ?",
+                selectionArgs,
+                null, null, null
+        );
+        while (cursor.moveToNext()) {
+            addresses.add(cursor.getString(cursor.getColumnIndex(SQLiteAxolotlStore.NAME)));
+        }
+        cursor.close();
+        return addresses;
+    }
+
     public boolean containsSession(Account account, SignalProtocolAddress contact) {
         Cursor cursor = getCursorForSession(account, contact);
         int count = cursor.getCount();
-- 
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