port timezone hack from openjdk 1.8.0 (thx to slava86)

java-11-openjdk.spec

@@ -24,6 +24,11 @@
 # Workaround for stripping of debug symbols from static libraries
 %define __brp_strip_static_archive %{nil}
 
+#in rosa linux there is no tzdb.dat file
+#in the timezone package we will 
+#use the standard one from java (temporarily)
+%bcond_with timezonejava
+
 # The -g flag says to use strip -g instead of full strip on DSOs or EXEs.
 # This fixes detailed NMT and other tools which need minimal debug info.
 # See: https://bugzilla.redhat.com/show_bug.cgi?id=1520879
@@ -904,9 +909,11 @@ Provides: jre%{?1} = %{epoch}:%{version}-%{release}
 Requires: ca-certificates
 # Require javapackages-filesystem for ownership of /usr/lib/jvm/ and macros
 Requires: javapackages-filesystem
+%if %{with timezonejava}
 # Require zone-info data provided by tzdata-java sub-package
 # 2020a required as of JDK-8243541 in 11.0.8+4
 Requires: tzdata-java >= 2020a
+%endif
 # for support of kernel stream control
 # libsctp.so.1 is being `dlopen`ed on demand
 Requires: lksctp-tools%{?_isa}
@@ -1189,8 +1196,10 @@ BuildRequires: java-%{buildjdkver}-openjdk-devel
 %ifnarch %{jit_arches}
 BuildRequires: pkgconfig(libffi)
 %endif
+%if %{with timezonejava}
 # 2020a required as of JDK-8243541 in 11.0.8+4
 BuildRequires: tzdata-java >= 2020a
+%endif
 BuildRequires: gcc
 
 %if %{with_systemtap}
@@ -1579,9 +1588,11 @@ export JAVA_HOME=$(pwd)/%{buildoutputdir -- $suffix}/images/%{jdkimage}
 # Install nss.cfg right away as we will be using the JRE above
 install -m 644 nss.cfg $JAVA_HOME/conf/security/
 
+%if %{with timezonejava}
 # Use system-wide tzdata
 rm $JAVA_HOME/lib/tzdb.dat
 ln -s %{_datadir}/javazi-1.8/tzdb.dat $JAVA_HOME/lib/tzdb.dat
+%endif
 
 # build cycles
 done