--- /dev/null	2012-03-14 08:46:51.216087328 +0100
+++ new/common/bin/diffjarzip.sh	2012-04-04 16:39:00.906796572 +0200
@@ -0,0 +1,151 @@
+#!/bin/bash
+#
+# Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+# Simple tool to diff two jar or zip files. It unpacks the jar/zip files and
+# reports if files differs and if files are new or missing.
+# Assumes gnu diff.
+
+# There are a few source files that have DOS line endings in the
+# jaxp/jaxws source drops, when the sources were added to the repository
+# the source files were converted to UNIX line endings.
+# For now we ignore these differences.
+DIFF_FLAGS="--strip-trailing-cr"
+#set -x
+
+if [ $# -lt 2 ] 
+then
+  echo "Diff two jar/zip files. Return codes: 0 - no diff, 1 - diff, 2 - couldn't perform diff"
+  echo "Syntax: $0 old_archive new_archive [old_root new_root]"
+  exit 2
+fi
+
+if [ ! -f $1 ]
+then
+  echo $1 does not exist
+  exit 2
+fi
+
+if [ ! -f $2 ]
+then
+  echo $2 does not exist
+  exit 2
+fi
+
+IGNORES="cat"
+OLD=$(cd $(dirname $1) && pwd)/$(basename $1)
+NEW=$(cd $(dirname $2) && pwd)/$(basename $2)
+
+if [ $# -gt 3 ]
+then
+    ROOT1=$(cd $3 && pwd)
+    ROOT2=$(cd $4 && pwd)
+    OLD_NAME=$(echo $OLD | sed "s|$ROOT1/||")
+    NEW_NAME=$(echo $NEW | sed "s|$ROOT2/||")
+    if [ $# == 5 ]; then IGNORES="$5"; fi
+else
+    ROOT1=$(dirname $OLD)/
+    ROOT2=$(dirname $NEW)/
+    OLD_NAME=$OLD
+    NEW_NAME=$NEW
+    if [ $# == 3 ]; then IGNORES="$3"; fi
+fi
+
+if [ "`uname`" == "SunOS" ]; then
+    DIFF=gdiff
+else
+    DIFF=diff
+fi
+
+OLD_SUFFIX="${OLD##*.}"
+NEW_SUFFIX="${NEW##*.}"
+if [ "$OLD_SUFFIX" != "$NEW_SUFFIX" ]; then
+    echo The files do not have the same suffix type!
+    exit 2
+fi
+
+if [ "$OLD_SUFFIX" != "zip" ] && [ "$OLD_SUFFIX" != "jar" ]; then
+    echo The files have to be zip or jar! They are $OLD_SUFFIX
+    exit 2
+fi
+
+UNARCHIVE="unzip -q"
+
+TYPE="$OLD_SUFFIX"
+
+if cmp $OLD $NEW > /dev/null
+then
+    # The files were bytewise identical.
+    exit 0
+fi
+
+# Not quite identical, the might still contain the same data.
+# Unpack the jar/zip files in temp dirs
+if test "x$COMPARE_ROOT" == "x"; then
+    COMPARE_ROOT=/tmp/compare_root.$$
+    REMOVE_COMPARE_ROOT=true
+fi
+OLD_TEMPDIR=$COMPARE_ROOT/$OLD_NAME.old
+NEW_TEMPDIR=$COMPARE_ROOT/$NEW_NAME.new
+mkdir -p $OLD_TEMPDIR
+mkdir -p $NEW_TEMPDIR
+(cd $OLD_TEMPDIR && rm -rf * ; $UNARCHIVE $OLD)
+(cd $NEW_TEMPDIR && rm -rf * ; $UNARCHIVE $NEW)
+
+ONLY1=$(LANG=C $DIFF -rq $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $OLD_TEMPDIR")
+
+if [ -n "$ONLY1" ]; then
+    echo "        Only the OLD $OLD_NAME contains:"
+    LANG=C $DIFF -rq $DIFF_FLAGS $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $OLD_TEMPDIR" \
+        | sed "s|Only in $OLD_TEMPDIR|            |"g | sed 's|: |/|g'
+fi
+
+ONLY2=$(LANG=C $DIFF -rq $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $NEW_TEMPDIR")
+
+if [ -n "$ONLY2" ]; then
+    echo "        Only the NEW $NEW_NAME contains:"
+    LANG=C $DIFF -rq $DIFF_FLAGS $OLD_TEMPDIR $NEW_TEMPDIR | grep "^Only in $NEW_TEMPDIR" \
+        | sed "s|Only in $NEW_TEMPDIR|            |"g | sed 's|: |/|g'
+fi
+
+DIFFTEXT=`dirname $0`/difftext.sh
+
+LANG=C $DIFF -rq $DIFF_FLAGS $OLD_TEMPDIR $NEW_TEMPDIR | grep differ | cut -f 2,4 -d ' ' | \
+   awk "{ print \"$DIFFTEXT \"\$1\" \"\$2 }" > $COMPARE_ROOT/diffing
+
+/bin/bash $COMPARE_ROOT/diffing > $COMPARE_ROOT/diffs
+
+if [ -s "$COMPARE_ROOT/diffs" ]; then
+   echo "        Differing files in $OLD_NAME"
+   cat $COMPARE_ROOT/diffs | grep differ | $IGNORES | cut -f 2 -d ' ' | \
+          sed "s|$OLD_TEMPDIR|            |g"
+fi
+
+# Clean up
+
+if [ "x$REMOVE_COMPARE_ROOT" == xtrue ]; then
+    rm -rf $REMOVE_COMPARE_ROOT
+fi
+
+exit 1
+