diff --git a/README.md b/README.md
index 6373e04..79b5615 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # java-backport-util-concurrent
 
+Backport of JSR-166 java.util.concurrent API, first introduced in Java 5.0, to Java 1.4 and other releases. Based in most part on public-domain sources from JSR 166, and the dl.util.concurrent package.
+
diff --git a/java-backport-util-concurrent.spec b/java-backport-util-concurrent.spec
new file mode 100644
index 0000000..739dcf1
--- /dev/null
+++ b/java-backport-util-concurrent.spec
@@ -0,0 +1,95 @@
+Name:          java-backport-util-concurrent
+Version:       3.1
+Release:       2mamba
+Summary:       Backport of JSR-166 java.util.concurrent API
+Group:         Development/Libraries/Java
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           http://backport-jsr166.sourceforge.net/
+Source:        http://downloads.sourceforge.net/project/backport-jsr166/backport-jsr166/%{version}/backport-util-concurrent-%{version}-src.zip
+License:       Creative Commons Public Domain
+BuildRequires: apache-ant
+BuildRequires: java-junit3
+BuildRequires: jpackage-utils
+Requires:      java-junit3
+Requires:      jpackage-utils
+BuildRoot:     %{_tmppath}/%{name}-%{version}-root
+
+%description
+Backport of JSR-166 java.util.concurrent API, first introduced in Java 5.0, to Java 1.4 and other releases. Based in most part on public-domain sources from JSR 166, and the dl.util.concurrent package. 
+
+%package javadoc
+Group:          Documentation
+Summary:        Javadoc for %{name}
+
+%description javadoc
+Backport of JSR-166 java.util.concurrent API, first introduced in Java 5.0, to Java 1.4 and other releases. Based in most part on public-domain sources from JSR 166, and the dl.util.concurrent package. 
+
+This package contains documentation for %{name}.
+
+%prep
+%setup -q -n backport-util-concurrent-%{version}-src
+
+for j in $(find . -name "*.jar"); do
+	mv $j ${j}.no
+done
+
+for c in $(find . -name "*.class"); do
+	rm -rf $c
+done
+
+rm -rf doc
+
+%build
+pushd external
+	ln -sf $(build-classpath junit-3.8.2) junit.jar
+#        ln -sf $(build-classpath ant-launcher) ant-launcher.jar
+popd
+mkdir -p doc
+export JAVA_HOME=%{_jvmdir}/jdk
+export ANT_HOME=%{_datadir}/ant
+export CLASSPATH
+ant \
+  -Djavadoc.executable=$JAVA_HOME/bin/javadoc \
+  dist
+
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+mkdir -p %{buildroot}%{_javadir}
+install -m 644 backport-util-concurrent-dist/backport-util-concurrent.jar \
+	%{buildroot}%{_javadir}/backport-util-concurrent-%{version}.jar
+
+(
+	cd %{buildroot}%{_javadir}
+	for jar in *-%{version}.jar; do
+		ln -sf ${jar} `echo $jar| sed "s|-%{version}||g"`
+	done
+)
+
+mkdir -p %{buildroot}%{_javadocdir}/backport-util-concurrent-%{version}
+cp -pr backport-util-concurrent-dist/doc/* %{buildroot}%{_javadocdir}/backport-util-concurrent-%{version}
+ln -sf backport-util-concurrent-%{version} %{buildroot}%{_javadocdir}/backport-util-concurrent
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+%{_javadir}/backport-util-concurrent-%{version}.jar
+%{_javadir}/backport-util-concurrent.jar
+%doc backport-util-concurrent-dist/{LEGAL,license.html,README.html}
+
+%files javadoc
+%defattr(-,root,root)
+%{_javadocdir}/backport-util-concurrent-%{version}
+%{_javadocdir}/backport-util-concurrent
+
+%changelog
+* Sun Nov 07 2010 gil <puntogil@libero.it> 3.1-2mamba
+- rebuilt devel
+
+* Fri Apr 17 2009 gil <puntogil@libero.it> 3.1-1mamba
+- package created by autospec