From ab2d114bbc21a5c2d684f8760cb8e4cea54be5de Mon Sep 17 00:00:00 2001
From: Andreas Straub <andy@strb.org>
Date: Mon, 20 Jul 2015 22:18:24 +0200
Subject: Add purge axolotl key option

Can now long-press a key to permanently purge it.
---
 .../eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java  | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java')

diff --git a/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java b/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java
index 1378c94a..ec068ec7 100644
--- a/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java
+++ b/src/main/java/eu/siacs/conversations/crypto/axolotl/XmppAxolotlMessage.java
@@ -1,5 +1,6 @@
 package eu.siacs.conversations.crypto.axolotl;
 
+import android.support.annotation.Nullable;
 import android.util.Base64;
 
 import java.security.InvalidAlgorithmParameterException;
@@ -145,8 +146,10 @@ public class XmppAxolotlMessage {
 		return headers;
 	}
 
-	public void addHeader(XmppAxolotlMessageHeader header) {
-		headers.add(header);
+	public void addHeader(@Nullable XmppAxolotlMessageHeader header) {
+		if (header != null) {
+			headers.add(header);
+		}
 	}
 
 	public byte[] getInnerKey(){
-- 
cgit v1.2.3