From 441b1c5d67c84a39b6349d7ad1c0b8319d5712a7 Mon Sep 17 00:00:00 2001
From: Christian Schneppe <christian@pix-art.de>
Date: Sat, 9 Feb 2019 23:20:15 +0100
Subject: print available stream features / mechanisms on incompat server

---
 src/main/java/de/pixart/messenger/utils/XmlHelper.java | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'src/main/java/de/pixart/messenger/utils/XmlHelper.java')

diff --git a/src/main/java/de/pixart/messenger/utils/XmlHelper.java b/src/main/java/de/pixart/messenger/utils/XmlHelper.java
index 299deed28..d990661e6 100644
--- a/src/main/java/de/pixart/messenger/utils/XmlHelper.java
+++ b/src/main/java/de/pixart/messenger/utils/XmlHelper.java
@@ -1,5 +1,7 @@
 package de.pixart.messenger.utils;
 
+import de.pixart.messenger.xml.Element;
+
 public class XmlHelper {
     public static String encodeEntities(String content) {
         content = content.replace("&", "&amp;");
@@ -10,4 +12,19 @@ public class XmlHelper {
         content = content.replaceAll("[\\p{Cntrl}&&[^\n\t\r]]", "");
         return content;
     }
+
+    public static String printElementNames(final Element element) {
+        final StringBuilder builder = new StringBuilder();
+        builder.append('[');
+        if (element != null) {
+            for (Element child : element.getChildren()) {
+                if (builder.length() != 1) {
+                    builder.append(',');
+                }
+                builder.append(child.getName());
+            }
+        }
+        builder.append(']');
+        return builder.toString();
+    }
 }
-- 
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