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diff --git a/codegen.spec b/codegen.spec
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+%global _version %( echo %{version} | tr . _ )
+Name:                codegen
+Version:             0.6.8
+Release:             1
+Summary:             Java/Scala Code generation tool
+License:             ASL 2.0
+URL:                 http://www.querydsl.com
+Source0:             https://github.com/mysema/codegen/archive/CODEGEN_%{_version}.tar.gz
+BuildRequires:       maven-local mvn(com.google.guava:guava) mvn(javax.validation:validation-api)
+BuildRequires:       mvn(junit:junit) mvn(org.apache.felix:maven-bundle-plugin)
+BuildRequires:       mvn(org.eclipse.jdt.core.compiler:ecj)
+BuildArch:           noarch
+
+%description
+Code generation and compilation for Java.
+
+%package javadoc
+Summary:             Javadoc for %{name}
+
+%description javadoc
+This package contains javadoc for %{name}.
+
+%prep
+%setup -q -n %{name}-CODEGEN_%{_version}
+%pom_remove_parent
+%pom_remove_plugin com.springsource.bundlor:com.springsource.bundlor.maven
+%pom_add_plugin org.apache.felix:maven-bundle-plugin . '
+<configuration>
+ <instructions>
+  <Bundle-Name>Codegen</Bundle-Name>
+  <Bundle-SymbolicName>com.mysema.codegen</Bundle-SymbolicName>
+  <Bundle-Vendor>Mysema</Bundle-Vendor>
+  <Export-Package>com.mysema.codegen*;version="${project.version}"</Export-Package>
+  <Import-Package>
+    javax.annotation.*;version="0",
+    javax.tools.*;version="0",
+    org.eclipse.jdt.*;version="3.7.2",
+    com.google.common.*;version="${guava.version}",
+    *
+  </Import-Package>
+ </instructions>
+</configuration>
+<executions>
+ <execution>
+  <id>bundle-manifest</id>
+  <phase>process-classes</phase>
+  <goals>
+    <goal>manifest</goal>
+  </goals>
+ </execution>
+</executions>'
+%pom_xpath_remove "pom:useDefaultManifestFile"
+%pom_xpath_inject "pom:project/pom:build/pom:plugins/pom:plugin[pom:artifactId='maven-jar-plugin']/pom:configuration" '
+<archive>
+ <manifestFile>${project.build.outputDirectory}/META-INF/MANIFEST.MF</manifestFile>
+</archive>'
+sed -i.javax.validation "s|ConstraintPayload|Payload|" \
+ src/test/java/com/mysema/codegen/MaxImpl.java \
+ src/test/java/com/mysema/codegen/MinImpl.java \
+ src/test/java/com/mysema/codegen/NotNullImpl.java
+sed -i.ecj4.6 "s|Map<String, Object> settings|Map<String, String> settings|" \
+ src/main/java/com/mysema/codegen/ECJEvaluatorFactory.java
+
+%mvn_file com.mysema.codegen:%{name} %{name}
+
+%build
+%mvn_build -- -Dproject.build.sourceEncoding=UTF-8
+
+%install
+%mvn_install
+
+%files -f .mfiles
+%doc README.md
+%license LICENSE.txt
+
+%files javadoc -f .mfiles-javadoc
+%license LICENSE.txt
+
+%changelog
+* Fri Aug 14 2020 leiju <leiju4@huawei.com> - 0.6.8-1
+- Package init
diff --git a/codegen.yaml b/codegen.yaml
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+++ b/codegen.yaml
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+version_control: github
+src_repo: querydsl/codegen
+tag_prefix: "CODEGEN_"
+seperator: "_"