From e2ccb6ce9d60bf348e76c20490d52452daaf7c9b Mon Sep 17 00:00:00 2001
From: reger <reger18@arcor.de>
Date: Sat, 4 Jan 2014 20:49:26 +0100
Subject: [PATCH] modified DefaultServlet parameter on invoke templates call
 response with post=0 (if post empty) simulating previous behavior.

(template servlets typically test for post==null,
found one more Crawler.p.java were empty post caused problem,
= defaults not correctly set)
---
 source/net/yacy/http/servlets/YaCyDefaultServlet.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/net/yacy/http/servlets/YaCyDefaultServlet.java b/source/net/yacy/http/servlets/YaCyDefaultServlet.java
index bb6ddd146..decafa66d 100644
--- a/source/net/yacy/http/servlets/YaCyDefaultServlet.java
+++ b/source/net/yacy/http/servlets/YaCyDefaultServlet.java
@@ -763,7 +763,12 @@ public class YaCyDefaultServlet extends HttpServlet  {
             // eof modification to read attribute
             Object tmp;
             try {
-                tmp = invokeServlet(targetClass, legacyRequestHeader, args);
+                if (args.isEmpty()) {
+                    // yacy servlets typically test for args != null (but not for args .isEmpty())
+                    tmp = invokeServlet(targetClass, legacyRequestHeader, null); 
+                } else {
+                    tmp = invokeServlet(targetClass, legacyRequestHeader, args);
+                }
             } catch (InvocationTargetException e) {
                 ConcurrentLog.logException(e);
                 throw new ServletException();