change pattern to "new" oracle.com URLs

oab-java6.sh

@@ -275,7 +275,7 @@ pid=$!;progress $pid
 
 # See if the Java version is on the download frontpage, otherwise look for it in
 # the previous releases page.
-DOWNLOAD_INDEX=`grep "/technetwork/java/javase/downloads/jdk-${JAVA_VER}u${JAVA_UPD}" /tmp/oab-index.html | grep "alt=\"Download JDK\"" | cut -d'<' -f3 | cut -d'"' -f2`
+DOWNLOAD_INDEX=`grep -P -o "/technetwork/java/javase/downloads/jdk-${JAVA_VER}u${JAVA_UPD}-downloads-\d+\.html" /tmp/oab-index.html | uniq`
 if [ -n "${DOWNLOAD_INDEX}" ]; then
     ncecho " [x] Getting current release download page "
     wget http://www.oracle.com/${DOWNLOAD_INDEX} -O /tmp/oab-download.html >> "$log" 2>&1 &