limited htcache storage length

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@1096 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/plasma/plasmaHTCache.java

@@ -655,6 +655,7 @@ public final class plasmaHTCache {
         // we cannot match that here in the cache file path and therefore omit writing into the cache
         if (this.cacheFile.getParentFile().isFile() || this.cacheFile.isDirectory()) { return "path_ambiguous"; }
         if (this.cacheFile.toString().indexOf("..") >= 0) { return "path_dangerous"; }
+        if (this.cacheFile.getAbsolutePath().length() > 250) { return "path too long"; }
 
         // -CGI access in request
         // CGI access makes the page very individual, and therefore not usable in caches