diff --git a/README.en.md b/README.en.md
deleted file mode 100644
index 7fa90a8..0000000
--- a/README.en.md
+++ /dev/null
@@ -1,36 +0,0 @@
-# jarjar
-
-#### Description
-Jar jar links is a utility that makes it easy to repackage java libraries.
-
-#### Software Architecture
-Software architecture description
-
-#### Installation
-
-1. xxxx
-2. xxxx
-3. xxxx
-
-#### Instructions
-
-1. xxxx
-2. xxxx
-3. xxxx
-
-#### Contribution
-
-1. Fork the repository
-2. Create Feat_xxx branch
-3. Commit your code
-4. Create Pull Request
-
-
-#### Gitee Feature
-
-1. You can use Readme\_XXX.md to support different languages, such as Readme\_en.md, Readme\_zh.md
-2. Gitee blog [blog.gitee.com](https://blog.gitee.com)
-3. Explore open source project [https://gitee.com/explore](https://gitee.com/explore)
-4. The most valuable open source project [GVP](https://gitee.com/gvp)
-5. The manual of Gitee [https://gitee.com/help](https://gitee.com/help)
-6. The most popular members [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
diff --git a/README.md b/README.md
deleted file mode 100644
index d6b3600..0000000
--- a/README.md
+++ /dev/null
@@ -1,37 +0,0 @@
-# jarjar
-
-#### 介绍
-Jar jar links is a utility that makes it easy to repackage java libraries.
-
-#### 软件架构
-软件架构说明
-
-
-#### 安装教程
-
-1. xxxx
-2. xxxx
-3. xxxx
-
-#### 使用说明
-
-1. xxxx
-2. xxxx
-3. xxxx
-
-#### 参与贡献
-
-1. Fork 本仓库
-2. 新建 Feat_xxx 分支
-3. 提交代码
-4. 新建 Pull Request
-
-
-#### 码云特技
-
-1. 使用 Readme\_XXX.md 来支持不同的语言,例如 Readme\_en.md, Readme\_zh.md
-2. 码云官方博客 [blog.gitee.com](https://blog.gitee.com)
-3. 你可以 [https://gitee.com/explore](https://gitee.com/explore) 这个地址来了解码云上的优秀开源项目
-4. [GVP](https://gitee.com/gvp) 全称是码云最有价值开源项目,是码云综合评定出的优秀开源项目
-5. 码云官方提供的使用手册 [https://gitee.com/help](https://gitee.com/help)
-6. 码云封面人物是一档用来展示码云会员风采的栏目 [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
diff --git a/do-not-embed-asm.patch b/do-not-embed-asm.patch
new file mode 100644
index 0000000..4063b65
--- /dev/null
+++ b/do-not-embed-asm.patch
@@ -0,0 +1,28 @@
+--- src/build.xml.orig 2014-12-18 21:38:42.035192783 +0000
++++ src/build.xml 2014-12-18 21:39:34.233460061 +0000
+@@ -95,16 +95,10 @@
+
+
+
+-
+-
+-
+-
+-
+
+
+
+
+-
+
+
+
+@@ -199,7 +199,7 @@
+
+
+
+-
++
+
+
+
diff --git a/fix-maven-plugin.patch b/fix-maven-plugin.patch
new file mode 100644
index 0000000..c734aa5
--- /dev/null
+++ b/fix-maven-plugin.patch
@@ -0,0 +1,10 @@
+--- src/build.xml.orig 2013-09-15 17:37:59.398986270 +0100
++++ src/build.xml 2013-09-15 17:38:27.659100029 +0100
+@@ -102,6 +102,7 @@
+
+
+
++
+
+
+
diff --git a/jarjar-src-1.4.zip b/jarjar-src-1.4.zip
new file mode 100644
index 0000000..ee2209c
Binary files /dev/null and b/jarjar-src-1.4.zip differ
diff --git a/jarjar-util.pom b/jarjar-util.pom
new file mode 100644
index 0000000..78efe97
--- /dev/null
+++ b/jarjar-util.pom
@@ -0,0 +1,25 @@
+
+ 4.0.0
+ tonic
+ jarjar-util
+ 1.4
+
+
+ com.tonicsystems
+ jarjar-util
+ 1.4
+
+
+
+
+ org.ow2.asm
+ asm
+ 5.0.3
+
+
+ org.ow2.asm
+ asm-util
+ 5.0.3
+
+
+
diff --git a/jarjar.pom b/jarjar.pom
new file mode 100644
index 0000000..4b4e124
--- /dev/null
+++ b/jarjar.pom
@@ -0,0 +1,25 @@
+
+ 4.0.0
+ tonic
+ jarjar
+ 1.4
+
+
+ com.tonicsystems
+ jarjar
+ 1.4
+
+
+
+
+ org.ow2.asm
+ asm
+ 5.0.3
+
+
+ org.ow2.asm
+ asm-util
+ 5.0.3
+
+
+
diff --git a/jarjar.spec b/jarjar.spec
new file mode 100644
index 0000000..6e6e00a
--- /dev/null
+++ b/jarjar.spec
@@ -0,0 +1,82 @@
+Name: jarjar
+Version: 1.4
+Release: 23
+Summary: A utility that makes it easy to repackage Java libraries and embed them into your own distribution
+License: ASL 2.0
+URL: https://code.google.com/archive/p/jarjar/
+Source0: https://storage.googleapis.com/google-code-archive-downloads/v2/code.google.com/jarjar/jarjar-src-1.4.zip
+# Pom file for jarjar maven project
+Source1: jarjar.pom
+# Pom file for jarjar-util maven project
+Source2: jarjar-util.pom
+# Add JarJarMojo for fixed build error
+Patch0000: fix-maven-plugin.patch
+# Remove asm in jarjar
+Patch0001: do-not-embed-asm.patch
+# Update asm4 to asm6
+Patch0002: port-to-asm6.patch
+BuildRequires: ant ant-junit objectweb-asm javapackages-local maven
+Requires: objectweb-asm javapackages-tools
+BuildArch: noarch
+
+%description
+jarjar (Jar Jar Links) is a utility that makes it easy to repackage Java libraries and embed them
+into your own distribution.
+
+%package maven-plugin
+Summary: Jarjar maven plugin
+Requires: maven jarjar = %{version}-%{release}
+
+%description maven-plugin
+jarjar (Jar Jar Links) is a utility that makes it easy to repackage Java libraries and embed them
+into your own distribution.
+
+%package help
+Summary: Documents for jarjar
+Provides: jarjar-javadoc = %{version}-%{release}
+Obsoletes: jarjar-javadoc < %{version}-%{release}
+
+%description help
+The jarjar package contains related documents.
+
+%prep
+%autosetup -n jarjar-%{version} -p1
+rm -f lib/*.jar
+%mvn_package :jarjar-plugin jarjar-maven-plugin
+echo "jarjar/jarjar objectweb-asm/asm objectweb-asm/asm-commons" > jarjar.ant
+
+%build
+cd lib
+ln -sf $(build-classpath objectweb-asm/asm) asm-4.0.jar
+ln -sf $(build-classpath objectweb-asm/asm-commons) asm-commons-4.0.jar
+ln -sf $(build-classpath maven/maven-plugin-api) maven-plugin-api.jar
+cd -
+export CLASSPATH=$(build-classpath ant)
+ant jar jar-util javadoc mojo test
+sed -i -e s/@VERSION@/%{version}/g maven/pom.xml
+%mvn_artifact %{SOURCE1} dist/jarjar-%{version}.jar
+%mvn_artifact %{SOURCE2} dist/jarjar-util-%{version}.jar
+%mvn_artifact maven/pom.xml dist/jarjar-plugin-%{version}.jar
+%mvn_alias tonic:jarjar jarjar:jarjar com.tonicsystems:jarjar com.googlecode.jarjar:jarjar org.gradle.jarjar:jarjar
+%mvn_alias tonic:jarjar-util jarjar:jarjar-util com.tonicsystems:jarjar-util
+%mvn_alias com.tonicsystems.jarjar:jarjar-plugin jarjar:jarjar-plugin tonic:jarjar-plugin com.tonicsystems:jarjar-plugin
+
+%install
+%mvn_install -J dist/javadoc
+%jpackage_script com.tonicsystems.jarjar.Main "" "" jarjar/jarjar:objectweb-asm/asm:objectweb-asm/asm-commons jarjar true
+install -m 644 -D jarjar.ant %{buildroot}%{_sysconfdir}/ant.d/jarjar
+
+%files -f .mfiles
+%doc COPYING
+%{_bindir}/jarjar
+%{_sysconfdir}/ant.d/jarjar
+%dir %{_javadir}/jarjar
+
+%files maven-plugin -f .mfiles-jarjar-maven-plugin
+%doc COPYING
+
+%files help -f .mfiles-javadoc
+
+%changelog
+* Wed Mar 4 2020 Ling Yang - 1.4-23
+- Package Init
diff --git a/port-to-asm6.patch b/port-to-asm6.patch
new file mode 100644
index 0000000..bf8ff04
--- /dev/null
+++ b/port-to-asm6.patch
@@ -0,0 +1,147 @@
+From f3be10509b9ae73ee97bee82cb6150b98d4a4595 Mon Sep 17 00:00:00 2001
+From: Mikolaj Izdebski
+Date: Mon, 18 Sep 2017 09:48:46 +0200
+Subject: [PATCH] Port to ASM 6
+
+---
+ src/main/com/tonicsystems/jarjar/DepFindVisitor.java | 2 +-
+ src/main/com/tonicsystems/jarjar/EmptyClassVisitor.java | 8 ++++----
+ src/main/com/tonicsystems/jarjar/KeepProcessor.java | 2 +-
+ src/main/com/tonicsystems/jarjar/StringReader.java | 8 ++++----
+ src/main/com/tonicsystems/jarjar/util/GetNameClassWriter.java | 2 +-
+ .../com/tonicsystems/jarjar/util/RemappingClassTransformer.java | 4 ++--
+ 6 files changed, 13 insertions(+), 13 deletions(-)
+
+diff --git a/src/main/com/tonicsystems/jarjar/DepFindVisitor.java b/src/main/com/tonicsystems/jarjar/DepFindVisitor.java
+index 9d6611e..bad909e 100644
+--- a/src/main/com/tonicsystems/jarjar/DepFindVisitor.java
++++ b/src/main/com/tonicsystems/jarjar/DepFindVisitor.java
+@@ -25,7 +25,7 @@ import org.objectweb.asm.*;
+ import org.objectweb.asm.Type;
+ import org.objectweb.asm.commons.*;
+
+-class DepFindVisitor extends RemappingClassAdapter
++class DepFindVisitor extends ClassRemapper
+ {
+ public DepFindVisitor(Map classes, String source, DepHandler handler) throws IOException {
+ super(null, new DepFindRemapper(classes, source, handler));
+diff --git a/src/main/com/tonicsystems/jarjar/EmptyClassVisitor.java b/src/main/com/tonicsystems/jarjar/EmptyClassVisitor.java
+index 348e03d..7a758fe 100644
+--- a/src/main/com/tonicsystems/jarjar/EmptyClassVisitor.java
++++ b/src/main/com/tonicsystems/jarjar/EmptyClassVisitor.java
+@@ -28,23 +28,23 @@ import org.objectweb.asm.Opcodes;
+ public class EmptyClassVisitor extends ClassVisitor {
+
+ public EmptyClassVisitor() {
+- super(Opcodes.ASM4);
++ super(Opcodes.ASM6);
+ }
+
+ @Override
+ public MethodVisitor visitMethod(int access, String name, String desc,
+ String signature, String[] exceptions) {
+- return new MethodVisitor(Opcodes.ASM4) {};
++ return new MethodVisitor(Opcodes.ASM6) {};
+ }
+
+ @Override
+ public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+- return new AnnotationVisitor(Opcodes.ASM4) {};
++ return new AnnotationVisitor(Opcodes.ASM6) {};
+ }
+
+ @Override
+ public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) {
+- return new FieldVisitor(Opcodes.ASM4) {};
++ return new FieldVisitor(Opcodes.ASM6) {};
+ }
+
+ }
+diff --git a/src/main/com/tonicsystems/jarjar/KeepProcessor.java b/src/main/com/tonicsystems/jarjar/KeepProcessor.java
+index 0176b84..3ed4636 100644
+--- a/src/main/com/tonicsystems/jarjar/KeepProcessor.java
++++ b/src/main/com/tonicsystems/jarjar/KeepProcessor.java
+@@ -26,7 +26,7 @@ import org.objectweb.asm.commons.*;
+ // TODO: this can probably be refactored into JarClassVisitor, etc.
+ class KeepProcessor extends Remapper implements JarProcessor
+ {
+- private final ClassVisitor cv = new RemappingClassAdapter(new EmptyClassVisitor(), this);
++ private final ClassVisitor cv = new ClassRemapper(new EmptyClassVisitor(), this);
+ private final List wildcards;
+ private final List roots = new ArrayList();
+ private final Map> depend = new HashMap>();
+diff --git a/src/main/com/tonicsystems/jarjar/StringReader.java b/src/main/com/tonicsystems/jarjar/StringReader.java
+index ba7bb29..5bb719c 100644
+--- a/src/main/com/tonicsystems/jarjar/StringReader.java
++++ b/src/main/com/tonicsystems/jarjar/StringReader.java
+@@ -24,7 +24,7 @@ abstract class StringReader extends ClassVisitor
+ private String className;
+
+ public StringReader() {
+- super(Opcodes.ASM4);
++ super(Opcodes.ASM6);
+ }
+
+ abstract public void visitString(String className, String value, int line);
+@@ -42,7 +42,7 @@ abstract class StringReader extends ClassVisitor
+
+ public FieldVisitor visitField(int access, String name, String desc, String signature, Object value) {
+ handleObject(value);
+- return new FieldVisitor(Opcodes.ASM4){
++ return new FieldVisitor(Opcodes.ASM6){
+ @Override
+ public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+ return StringReader.this.visitAnnotation(desc, visible);
+@@ -52,7 +52,7 @@ abstract class StringReader extends ClassVisitor
+
+ @Override
+ public AnnotationVisitor visitAnnotation(String desc, boolean visible) {
+- return new AnnotationVisitor(Opcodes.ASM4) {
++ return new AnnotationVisitor(Opcodes.ASM6) {
+ @Override
+ public void visit(String name, Object value) {
+ handleObject(value);
+@@ -71,7 +71,7 @@ abstract class StringReader extends ClassVisitor
+ @Override
+ public MethodVisitor visitMethod(int access, String name, String desc,
+ String signature, String[] exceptions) {
+- MethodVisitor mv = new MethodVisitor(Opcodes.ASM4){
++ MethodVisitor mv = new MethodVisitor(Opcodes.ASM6){
+ @Override
+ public void visitLdcInsn(Object cst) {
+ handleObject(cst);
+diff --git a/src/main/com/tonicsystems/jarjar/util/GetNameClassWriter.java b/src/main/com/tonicsystems/jarjar/util/GetNameClassWriter.java
+index bbb8590..966ac82 100644
+--- a/src/main/com/tonicsystems/jarjar/util/GetNameClassWriter.java
++++ b/src/main/com/tonicsystems/jarjar/util/GetNameClassWriter.java
+@@ -25,7 +25,7 @@ public class GetNameClassWriter extends ClassVisitor
+ private String className;
+
+ public GetNameClassWriter(int flags) {
+- super(Opcodes.ASM4,new ClassWriter(flags));
++ super(Opcodes.ASM6,new ClassWriter(flags));
+ }
+
+ public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
+diff --git a/src/main/com/tonicsystems/jarjar/util/RemappingClassTransformer.java b/src/main/com/tonicsystems/jarjar/util/RemappingClassTransformer.java
+index fd1b9d7..9c1d4c9 100644
+--- a/src/main/com/tonicsystems/jarjar/util/RemappingClassTransformer.java
++++ b/src/main/com/tonicsystems/jarjar/util/RemappingClassTransformer.java
+@@ -17,12 +17,12 @@
+ package com.tonicsystems.jarjar.util;
+
+ import org.objectweb.asm.ClassVisitor;
++import org.objectweb.asm.commons.ClassRemapper;
+ import org.objectweb.asm.commons.Remapper;
+-import org.objectweb.asm.commons.RemappingClassAdapter;
+
+ import com.tonicsystems.jarjar.EmptyClassVisitor;
+
+-public class RemappingClassTransformer extends RemappingClassAdapter
++public class RemappingClassTransformer extends ClassRemapper
+ {
+ public RemappingClassTransformer(Remapper pr) {
+ super(new EmptyClassVisitor(), pr);
+--
+2.13.5
+