From db57a973534f099af2b150f1a1307d1948553d9f Mon Sep 17 00:00:00 2001
From: fiaxh <git@mx.ax.lt>
Date: Sun, 19 Mar 2017 12:55:36 +0100
Subject: Add typed identity to manager modules and stream flags

---
 xmpp-vala/src/core/xmpp_stream.vala | 29 +++++++++++++++++++++++++----
 1 file changed, 25 insertions(+), 4 deletions(-)

(limited to 'xmpp-vala/src/core')

diff --git a/xmpp-vala/src/core/xmpp_stream.vala b/xmpp-vala/src/core/xmpp_stream.vala
index 57eafe45..f3be115d 100644
--- a/xmpp-vala/src/core/xmpp_stream.vala
+++ b/xmpp-vala/src/core/xmpp_stream.vala
@@ -101,11 +101,14 @@ public class XmppStream {
         flags.add(flag);
     }
 
-    public XmppStreamFlag? get_flag(string ns, string id) {
+    public bool has_flag<T>(FlagIdentity<T>? identity) {
+        return get_flag(identity) != null;
+    }
+
+    public T? get_flag<T>(FlagIdentity<T>? identity) {
+        if (identity == null) return null;
         foreach (var flag in flags) {
-            if (flag.get_ns() == ns && flag.get_id() == id) {
-                return flag;
-            }
+            if (identity.matches(flag)) return identity.cast(flag);
         }
         return null;
     }
@@ -225,6 +228,24 @@ public class XmppStream {
     }
 }
 
+public class FlagIdentity<T> : Object {
+    public string ns { get; private set; }
+    public string id { get; private set; }
+
+    public FlagIdentity(string ns, string id) {
+        this.ns = ns;
+        this.id = id;
+    }
+
+    public T? cast(XmppStreamFlag module) {
+        return (T?) module;
+    }
+
+    public bool matches(XmppStreamFlag module) {
+        return module.get_ns() == ns && module.get_id() == id;
+    }
+}
+
 public abstract class XmppStreamFlag {
     public abstract string get_ns();
     public abstract string get_id();
-- 
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