2 files changed, 20 insertions, 0 deletions
diff --git a/src/main/java/eu/siacs/conversations/entities/Conversation.java b/src/main/java/eu/siacs/conversations/entities/Conversation.java
index f2c08b9a..cb472b87 100644
--- a/src/main/java/eu/siacs/conversations/entities/Conversation.java
+++ b/src/main/java/eu/siacs/conversations/entities/Conversation.java
@@ -286,6 +286,14 @@ public class Conversation extends AbstractEntity implements Blockable {
 		return this.mFirstMamReference;
 	}
 
+	public void setLastClearHistory(long time) {
+		setAttribute("last_clear_history",String.valueOf(time));
+	}
+
+	public long getLastClearHistory() {
+		return getLongAttribute("last_clear_history", 0);
+	}
+
 	public interface OnMessageFound {
 		void onMessageFound(final Message message);
 	}
@@ -720,6 +728,10 @@ public class Conversation extends AbstractEntity implements Blockable {
 	}
 
 	public long getLastMessageTransmitted() {
+		long last_clear = getLastClearHistory();
+		if (last_clear != 0) {
+			return last_clear;
+		}
 		synchronized (this.messages) {
 			for(int i = this.messages.size() - 1; i >= 0; --i) {
 				Message message = this.messages.get(i);
diff --git a/src/main/java/eu/siacs/conversations/entities/Message.java b/src/main/java/eu/siacs/conversations/entities/Message.java
index f3d891e8..f37ae427 100644
--- a/src/main/java/eu/siacs/conversations/entities/Message.java
+++ b/src/main/java/eu/siacs/conversations/entities/Message.java
@@ -178,6 +178,14 @@ public class Message extends AbstractEntity {
 		return message;
 	}
 
+	public static Message createLoadMoreMessage(Conversation conversation) {
+		final Message message = new Message();
+		message.setType(Message.TYPE_STATUS);
+		message.setConversation(conversation);
+		message.setBody("LOAD_MORE");
+		return message;
+	}
+
 	@Override
 	public ContentValues getContentValues() {
 		ContentValues values = new ContentValues();