Merge pull request #614 from RUB-NDS/printLastFix

Fixed last handled application data action context/chooser confusion

Author: ic0ns

TLS-Core/src/main/java/de/rub/nds/tlsattacker/core/workflow/action/PrintLastHandledApplicationDataAction.java

@@ -51,13 +51,17 @@ public PrintLastHandledApplicationDataAction(String connectionAlias) {
 
     @Override
     public void execute(State state) throws WorkflowExecutionException {
-        byte[] rawBytes = state.getTlsContext(getConnectionAlias()).getChooser().getLastHandledApplicationMessageData();
-        if (stringEncoding != null) {
-            lastHandledApplicationData = new String(rawBytes, Charset.forName(stringEncoding));
+        byte[] rawBytes = state.getTlsContext(getConnectionAlias()).getLastHandledApplicationMessageData();
+        if (rawBytes != null) {
+            if (stringEncoding != null) {
+                lastHandledApplicationData = new String(rawBytes, Charset.forName(stringEncoding));
+            } else {
+                lastHandledApplicationData = ArrayConverter.bytesToHexString(rawBytes);
+            }
+            CONSOLE.info("Last handled application data: " + lastHandledApplicationData);
         } else {
-            lastHandledApplicationData = ArrayConverter.bytesToHexString(rawBytes);
+            CONSOLE.info("Did not receive application data yet");
         }
-        CONSOLE.info("Last handled application data: " + lastHandledApplicationData);
         setExecuted(true);
     }