Fix for usnistgov#53 Issue usnistgov#53

vladimirralev · Jan 6, 2020 · a15978d · a15978d
1 parent b586569
commit a15978d
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/gov/nist/javax/sip/header/SIPHeaderList.java b/src/gov/nist/javax/sip/header/SIPHeaderList.java
@@ -502,9 +502,11 @@ protected StringBuilder encodeBody(StringBuilder buffer) {
         while (true) {
             SIPHeader sipHeader = (SIPHeader) iterator.next();
             if ( sipHeader == this ) throw new RuntimeException ("Unexpected circularity in SipHeaderList");
+
+            //This determines if a null body was added https://github.com/usnistgov/jsip/issues/53
             int buffPosDelta = buffer.length();
             sipHeader.encodeBody(buffer);
-            buffPosDelta -= buffer.length();
+            buffPosDelta -= buffer.length(); // if 0 nothing was added to the buffer
             // if (body.equals("")) System.out.println("BODY == ");
             if (iterator.hasNext()) {
             	if(buffPosDelta != 0) {