diff --git a/treelayout.spec b/treelayout.spec
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--- /dev/null
+++ b/treelayout.spec
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+%global core org.abego.treelayout
+Name:                treelayout
+Version:             1.0.3
+Release:             1
+Summary:             Efficient and customizable Tree Layout Algorithm in Java
+License:             BSD
+URL:                 http://treelayout.sourceforge.net/
+Source0:             https://github.com/abego/treelayout/archive/v%{version}.tar.gz
+
+BuildRequires:       maven-local mvn(junit:junit) mvn(org.apache.felix:maven-bundle-plugin)
+BuildRequires:       mvn(org.sonatype.oss:oss-parent:pom:)
+BuildArch:           noarch
+
+%description
+Efficiently create compact, highly customizable
+tree layouts. The software builds tree layouts
+in linear time. I.e. even trees with many nodes
+are built fast.
+
+%package demo
+Summary:             TreeLayout Core Demo
+%description demo
+Demo for "org.abego.treelayout.core".
+
+%package javadoc
+Summary:             Javadoc for %{name}
+%description javadoc
+This package contains javadoc for %{name}.
+
+%prep
+%setup -q -n %{name}-%{version}
+cat > pom.xml << EOF
+<?xml version="1.0" encoding="UTF-8"?>
+<project
+  xmlns="http://maven.apache.org/POM/4.0.0"
+  xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd"
+  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.abego.treelayout</groupId>
+  <artifactId>org.abego.treelayout.project</artifactId>
+  <packaging>pom</packaging>
+  <version>%{version}</version>
+  <modules>
+    <module>org.abego.treelayout</module>
+    <module>org.abego.treelayout.demo</module>
+    <!-- Use org.netbeans.api:org-netbeans-api-visual:RELEASE67: -->
+    <!--module>org.abego.treelayout.netbeans</module-->
+    <!--module>org.abego.treelayout.netbeans.demo</module-->
+  </modules>
+</project>
+EOF
+native2ascii -encoding UTF8 %{core}/src/main/java/org/abego/treelayout/package-info.java \
+ %{core}/src/main/java/org/abego/treelayout/package-info.java
+%mvn_package :%{core}.project __noinstall
+
+%build
+%mvn_build -s
+
+%install
+%mvn_install
+
+%files -f .mfiles-%{core}.core
+%doc %{core}/CHANGES.txt README.md
+%license %{core}/src/LICENSE.TXT
+
+%files demo -f .mfiles-%{core}.demo
+%doc %{core}.demo/CHANGES.txt
+%license %{core}.demo/src/LICENSE.TXT
+
+%files javadoc -f .mfiles-javadoc
+%license %{core}/src/LICENSE.TXT
+
+%changelog
+* Fri Aug 14 2020 maminjie <maminjie1@huawei.com> - 1.0.3-1
+- package init
diff --git a/treelayout.yaml b/treelayout.yaml
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--- /dev/null
+++ b/treelayout.yaml
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+version_control: github
+src_repo: abego/treelayout
+tag_prefix: "^v"
+seperator: "."
diff --git a/v1.0.3.tar.gz b/v1.0.3.tar.gz
new file mode 100644
index 0000000..f43f0c5
Binary files /dev/null and b/v1.0.3.tar.gz differ