increased memory for scraper buffer to enhance parsing speed

git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@6386 6c8d7289-2bf4-0310-a012-ef5d649a1542

source/de/anomic/document/parser/html/ScraperInputStream.java

@@ -43,7 +43,7 @@ public class ScraperInputStream extends InputStream implements ScraperListener {
     private static final int MODE_PRESCAN_FINISHED = 1;
     private int mode = 1;
     
-    private static final long preBufferSize = 2048;
+    private static final long preBufferSize = 4096;
     private long preRead = 0;
     private final BufferedInputStream bufferedIn;