add getAccountJids to DatabaseBackend

1 files changed, 20 insertions, 0 deletions

diff --git a/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java b/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java
index 1af09a621..ea7f00c87 100644
--- a/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java
+++ b/src/main/java/de/pixart/messenger/persistance/DatabaseBackend.java
@@ -28,6 +28,7 @@ import java.security.cert.CertificateException;
 import java.security.cert.CertificateFactory;
 import java.security.cert.X509Certificate;
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.HashMap;
 import java.util.HashSet;
 import java.util.Iterator;
@@ -756,6 +757,25 @@ public class DatabaseBackend extends SQLiteOpenHelper {
         return getAccounts(db);
     }
 
+    public Collection<Jid> getAccountJids() {
+        SQLiteDatabase db = this.getReadableDatabase();
+        final List<Jid> jids = new ArrayList<>();
+        final String[] columns = new String[]{Account.USERNAME, Account.SERVER};
+        Cursor cursor = db.query(Account.TABLENAME, columns, null, null, null, null, null);
+        try {
+            while (cursor.moveToNext()) {
+                jids.add(Jid.fromParts(cursor.getString(0), cursor.getString(1), null));
+            }
+            return jids;
+        } catch (Exception e) {
+            return jids;
+        } finally {
+            if (cursor != null) {
+                cursor.close();
+            }
+        }
+    }
+
     private List<Account> getAccounts(SQLiteDatabase db) {
         List<Account> list = new ArrayList<>();
         Cursor cursor = db.query(Account.TABLENAME, null, null, null, null,