From f73a3afbca740618c2f55060dac65836f59f7a30 Mon Sep 17 00:00:00 2001
From: Florian Schmaus <flo@geekplace.eu>
Date: Mon, 17 Mar 2014 09:14:17 +0100
Subject: [PATCH] Add Chat.close() (SMACK-356)

---
 core/src/main/java/org/jivesoftware/smack/Chat.java    | 10 ++++++++++
 .../main/java/org/jivesoftware/smack/ChatManager.java  |  7 +++++++
 2 files changed, 17 insertions(+)

diff --git a/core/src/main/java/org/jivesoftware/smack/Chat.java b/core/src/main/java/org/jivesoftware/smack/Chat.java
index 216ff9f06..b511914c9 100644
--- a/core/src/main/java/org/jivesoftware/smack/Chat.java
+++ b/core/src/main/java/org/jivesoftware/smack/Chat.java
@@ -128,6 +128,16 @@ public class Chat {
         listeners.remove(listener);
     }
 
+    /**
+     * Closes the Chat and removes all references to it from the {@link ChatManager}. The chat will
+     * be unusable when this method returns, so it's recommend to drop all references to the
+     * instance right after calling {@link #close()}.
+     */
+    public void close() {
+        chatManager.closeChat(this);
+        listeners.clear();
+    }
+
     /**
      * Returns an unmodifiable collection of all of the listeners registered with this chat.
      *
diff --git a/core/src/main/java/org/jivesoftware/smack/ChatManager.java b/core/src/main/java/org/jivesoftware/smack/ChatManager.java
index 6d598b8ac..151d1fe87 100644
--- a/core/src/main/java/org/jivesoftware/smack/ChatManager.java
+++ b/core/src/main/java/org/jivesoftware/smack/ChatManager.java
@@ -227,6 +227,13 @@ public class ChatManager {
         return chat;
     }
 
+    void closeChat(Chat chat) {
+        threadChats.remove(chat.getThreadID());
+        String userJID = chat.getParticipant();
+        jidChats.remove(userJID);
+        baseJidChats.remove(StringUtils.parseBareAddress(userJID));
+    }
+
     private Chat createChat(Message message) {
         String threadID = message.getThread();
         if(threadID == null) {