From b28e5d0ee91b6981029b2ad931163fa0f37ef88b Mon Sep 17 00:00:00 2001
From: orbiter <orbiter@6c8d7289-2bf4-0310-a012-ef5d649a1542>
Date: Mon, 14 May 2007 10:00:23 +0000
Subject: [PATCH] protection against wrong word hash length see
 http://www.yacy-forum.de/viewtopic.php?p=35657#35657

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@3723 6c8d7289-2bf4-0310-a012-ef5d649a1542
---
 source/de/anomic/plasma/plasmaWordIndex.java | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/source/de/anomic/plasma/plasmaWordIndex.java b/source/de/anomic/plasma/plasmaWordIndex.java
index 461120589..607a73825 100644
--- a/source/de/anomic/plasma/plasmaWordIndex.java
+++ b/source/de/anomic/plasma/plasmaWordIndex.java
@@ -54,6 +54,7 @@ import de.anomic.plasma.urlPattern.plasmaURLPattern;
 import de.anomic.server.logging.serverLog;
 import de.anomic.server.serverMemory;
 import de.anomic.yacy.yacyDHTAction;
+import de.anomic.yacy.yacySeedDB;
 
 public final class plasmaWordIndex implements indexRI {
 
@@ -323,7 +324,11 @@ public final class plasmaWordIndex implements indexRI {
     }
     
     public indexContainer getContainer(String wordHash, Set urlselection, long maxTime) {
-
+        if ((wordHash == null) || (wordHash.length() != yacySeedDB.commonHashLength)) {
+            // wrong input
+            return null;
+        }
+        
         // get from cache
         indexContainer container;
         synchronized (dhtOutCache) {