[KYUUBI-SHADED #1] Initial setup project
diff --git a/.github/PULL_REQUEST_TEMPLATE b/.github/PULL_REQUEST_TEMPLATE
new file mode 100644
index 0000000..9730ba7
--- /dev/null
+++ b/.github/PULL_REQUEST_TEMPLATE
@@ -0,0 +1,23 @@
+<!--
+Thanks for sending a pull request!
+
+Here are some tips for you:
+  1. If this is your first time, please read our contributor guidelines: https://kyuubi.readthedocs.io/en/latest/community/CONTRIBUTING.html
+  2. If the PR is related to an issue in https://github.com/apache/kyuubi/issues, add '[KYUUBI-SHADED #XXXX]' in your PR title, e.g., '[KYUUBI-SHADED #XXXX] Your PR title ...'.
+  3. If the PR is unfinished, add '[WIP]' in your PR title, e.g., '[WIP][KYUUBI-SHADED #XXXX] Your PR title ...'.
+-->
+
+### _Why are the changes needed?_
+<!--
+Please clarify why the changes are needed. For instance,
+  1. If you add a feature, you can talk about the use case of it.
+  2. If you fix a bug, you can clarify why it is a bug.
+-->
+
+
+### _How was this patch tested?_
+- [ ] Add some test cases that check the changes thoroughly including negative and positive cases if possible
+
+- [ ] Add screenshots for manual tests if appropriate
+
+- [ ] [Run test](https://kyuubi.readthedocs.io/en/master/develop_tools/testing.html#running-tests) locally before make a pull request
diff --git a/.github/actions/setup-maven/action.yaml b/.github/actions/setup-maven/action.yaml
new file mode 100644
index 0000000..4aabd40
--- /dev/null
+++ b/.github/actions/setup-maven/action.yaml
@@ -0,0 +1,30 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+name: setup-maven
+description: 'Install and cache maven'
+runs:
+  using: composite
+  steps:
+    - name: Restore cached Maven
+      uses: actions/cache@v3
+      with:
+        path: build/apache-maven-*
+        key: setup-maven-${{ hashFiles('pom.xml') }}
+    - name: Install Maven
+      shell: bash
+      run: build/mvn -v
diff --git a/.github/workflows/license.yml b/.github/workflows/license.yml
new file mode 100644
index 0000000..17e7c4b
--- /dev/null
+++ b/.github/workflows/license.yml
@@ -0,0 +1,52 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+name: License check
+
+# This GitHub workflow checks Apache License v2.0 Header is added if needed
+
+on:
+  pull_request:
+    branches:
+      - master
+      - branch-*
+
+concurrency:
+  group: license-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  rat:
+    name: License
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/checkout@v3
+      - name: Setup JDK 8
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 8
+          cache: 'maven'
+          check-latest: false
+      - run: >-
+          build/mvn org.apache.rat:apache-rat-plugin:check
+      - name: Upload rat report
+        if: failure()
+        uses: actions/upload-artifact@v3
+        with:
+          name: rat-report
+          path: "**/target/rat*.txt"
diff --git a/.github/workflows/master.yml b/.github/workflows/master.yml
new file mode 100644
index 0000000..dbb491d
--- /dev/null
+++ b/.github/workflows/master.yml
@@ -0,0 +1,58 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+      - branch-*
+  pull_request:
+    branches:
+      - master
+      - branch-*
+
+concurrency:
+  group: test-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+env:
+  MVN_OPT: -Dmaven.javadoc.skip=true -Dspotless.check.skip
+
+jobs:
+  default:
+    name: Kyuubi Shaded Test
+    runs-on: ubuntu-22.04
+    strategy:
+      fail-fast: false
+    steps:
+      - uses: actions/checkout@v3
+      - name: Tune Runner VM
+        uses: ./.github/actions/tune-runner-vm
+      - name: Setup JDK ${{ matrix.java }}
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 8
+          cache: 'maven'
+          check-latest: false
+      - name: Setup Maven
+        uses: ./.github/actions/setup-maven
+      - name: Build and Package
+        run: |
+          build/mvn clean package
diff --git a/.github/workflows/publish-snapshot-nexus.yml b/.github/workflows/publish-snapshot-nexus.yml
new file mode 100644
index 0000000..8704a98
--- /dev/null
+++ b/.github/workflows/publish-snapshot-nexus.yml
@@ -0,0 +1,49 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+name: Publish Snapshot Nexus
+
+on:
+  schedule:
+    - cron: '0 0 * * *'
+
+jobs:
+  publish-snapshot:
+    if: ${{ startsWith(github.repository, 'apache/') }}
+    runs-on: ubuntu-22.04
+    strategy:
+      fail-fast: false
+      matrix:
+        branch:
+          - master
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          ref: ${{ matrix.branch }}
+      - name: Setup JDK 8
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 8
+          cache: 'maven'
+          check-latest: false
+      - name: Publish Snapshot Jar to Nexus
+        env:
+          ASF_USERNAME: ${{ secrets.NEXUS_USER }}
+          ASF_PASSWORD: ${{ secrets.NEXUS_PW }}
+        run: build/mvn clean deploy -s build/release/asf-settings.xml -DskipTests
diff --git a/.github/workflows/style.yml b/.github/workflows/style.yml
new file mode 100644
index 0000000..ea16a08
--- /dev/null
+++ b/.github/workflows/style.yml
@@ -0,0 +1,50 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+name: Style
+
+on:
+  pull_request:
+    branches:
+      - master
+      - branch-*
+
+concurrency:
+  group: linter-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  linter:
+    name: Style check
+    runs-on: ubuntu-22.04
+
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+      - name: Setup JDK 8
+        uses: actions/setup-java@v3
+        with:
+          distribution: temurin
+          java-version: 8
+          cache: 'maven'
+          check-latest: false
+      - name: Setup Maven
+        uses: ./.github/actions/setup-maven
+      - name: Spotless style check
+        run: |
+          build/mvn spotless:check
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8adf799
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,56 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+*#*#
+*.#*
+*.iml
+*.ipr
+*.iws
+*.pyc
+*.pyo
+*.swp
+*~
+.DS_Store
+.cache
+.classpath
+.ensime
+.ensime_cache/
+.ensime_lucene
+.generated-mima*
+.vscode/
+.idea/
+.idea_modules/
+.project
+.pydevproject
+.python-version
+.scala_dependencies
+.settings
+build/apache-maven*
+build/release/tmp
+build/scala*
+build/test
+target/
+dist/
+apache-kyuubi-*-bin*
+*.gz
+logs/
+pid/
+local/
+out/
+hs_err_pid*
+**/dependency-reduced-pom.xml
+/work/
diff --git a/build/mvn b/build/mvn
new file mode 100755
index 0000000..d0d865f
--- /dev/null
+++ b/build/mvn
@@ -0,0 +1,99 @@
+#!/usr/bin/env bash
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Determine the current working directory
+_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+# Preserve the calling directory
+_CALLING_DIR="$(pwd)"
+# Options used during compilation
+_COMPILE_JVM_OPTS="-Xms2g -Xmx2g -XX:ReservedCodeCacheSize=1g -Xss128m"
+
+if [ "$CI" ]; then
+  export MAVEN_CLI_OPTS="--no-transfer-progress --errors --fail-fast"
+fi
+
+# Installs any application tarball given a URL, the expected tarball name,
+# and, optionally, a checkable binary path to determine if the binary has
+# already been installed
+## Arg1 - URL
+## Arg2 - Tarball Name
+## Arg3 - Checkable Binary
+install_app() {
+  local remote_tarball="$1/$2"
+  local local_tarball="${_DIR}/$2"
+  local binary="${_DIR}/$3"
+
+  # setup `curl` and `wget` silent options if we're running on Jenkins
+  local curl_opts="-L"
+  local wget_opts=""
+  curl_opts="--progress-bar ${curl_opts}"
+  wget_opts="--progress=bar:force ${wget_opts}"
+
+  if [ -z "$3" -o ! -f "$binary" ]; then
+    # check if we already have the tarball
+    # check if we have curl installed
+    # download application
+    [ ! -f "${local_tarball}" ] && [ $(command -v curl) ] && \
+      echo "exec: curl ${curl_opts} ${remote_tarball}" 1>&2 && \
+      curl ${curl_opts} "${remote_tarball}" > "${local_tarball}"
+    # if the file still doesn't exist, lets try `wget` and cross our fingers
+    [ ! -f "${local_tarball}" ] && [ $(command -v wget) ] && \
+      echo "exec: wget ${wget_opts} ${remote_tarball}" 1>&2 && \
+      wget ${wget_opts} -O "${local_tarball}" "${remote_tarball}"
+    # if both were unsuccessful, exit
+    [ ! -f "${local_tarball}" ] && \
+      echo -n "ERROR: Cannot download $2 with cURL or wget; " && \
+      echo "please install manually and try again." && \
+      exit 2
+    cd "${_DIR}" && tar -xzf "$2"
+    rm -rf "$local_tarball"
+  fi
+}
+
+# Determine the Maven version from the root pom.xml file and
+# install maven under the build/ folder if needed.
+install_mvn() {
+  local MVN_VERSION=`grep "<maven.version>" "${_DIR}/../pom.xml" | head -n1 | awk -F '[<>]' '{print $3}'`
+  MVN_BIN="$(command -v mvn)"
+  if [ "$MVN_BIN" ]; then
+    local MVN_DETECTED_VERSION="$(mvn --version | head -n1 | awk '{print $3}')"
+  fi
+  # See simple version normalization: http://stackoverflow.com/questions/16989598/bash-comparing-version-numbers
+  function version { echo "$@" | awk -F. '{ printf("%03d%03d%03d\n", $1,$2,$3); }'; }
+  if [ $(version $MVN_DETECTED_VERSION) -ne $(version $MVN_VERSION) ]; then
+    local APACHE_MIRROR=${APACHE_MIRROR:-'https://archive.apache.org/dist/'}
+
+    install_app \
+      "${APACHE_MIRROR}/maven/maven-3/${MVN_VERSION}/binaries" \
+      "apache-maven-${MVN_VERSION}-bin.tar.gz" \
+      "apache-maven-${MVN_VERSION}/bin/mvn"
+
+    MVN_BIN="${_DIR}/apache-maven-${MVN_VERSION}/bin/mvn"
+  fi
+}
+
+install_mvn
+
+cd "${_CALLING_DIR}"
+
+# Set any `mvn` options if not already present
+export MAVEN_OPTS=${MAVEN_OPTS:-"$_COMPILE_JVM_OPTS"}
+
+echo "Using mvn from path: $MVN_BIN" 1>&2
+${MVN_BIN} $MAVEN_CLI_OPTS "$@"
diff --git a/build/release/asf-settings.xml b/build/release/asf-settings.xml
new file mode 100644
index 0000000..b6388f7
--- /dev/null
+++ b/build/release/asf-settings.xml
@@ -0,0 +1,34 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one or more
+  ~ contributor license agreements.  See the NOTICE file distributed with
+  ~ this work for additional information regarding copyright ownership.
+  ~ The ASF licenses this file to You under the Apache License, Version 2.0
+  ~ (the "License"); you may not use this file except in compliance with
+  ~ the License.  You may obtain a copy of the License at
+  ~
+  ~    http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+
+<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
+          xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+          xsi:schemaLocation="http://maven.apache.org/SETTINGS/1.0.0 https://maven.apache.org/xsd/settings-1.0.0.xsd">
+    <servers>
+        <server>
+            <id>apache.snapshots.https</id>
+            <username>${env.ASF_USERNAME}</username>
+            <password>${env.ASF_PASSWORD}</password>
+        </server>
+        <server>
+            <id>apache.releases.https</id>
+            <username>${env.ASF_USERNAME}</username>
+            <password>${env.ASF_PASSWORD}</password>
+        </server>
+    </servers>
+</settings>
diff --git a/build/util.sh b/build/util.sh
new file mode 100755
index 0000000..7d8ca86
--- /dev/null
+++ b/build/util.sh
@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+realpath () {
+(
+  TARGET_FILE="$1"
+
+  cd "$(dirname "$TARGET_FILE")"
+  TARGET_FILE="$(basename "$TARGET_FILE")"
+
+  COUNT=0
+  while [ -L "$TARGET_FILE" -a $COUNT -lt 100 ]
+  do
+      TARGET_FILE="$(readlink "$TARGET_FILE")"
+      cd $(dirname "$TARGET_FILE")
+      TARGET_FILE="$(basename $TARGET_FILE)"
+      COUNT=$(($COUNT + 1))
+  done
+
+  echo "$(pwd -P)/"$TARGET_FILE""
+)
+}
diff --git a/dev/checkout_pr.sh b/dev/checkout_pr.sh
new file mode 100755
index 0000000..082b4e9
--- /dev/null
+++ b/dev/checkout_pr.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+set -o pipefail
+set -e
+set -x
+
+function usage {
+  echo "Usage: $(basename "${0}") [-f] <PR_NUMBER>" 2>&1
+  echo '   -f  force overwrite of local branch (default: fail if exists)'
+  exit 1
+}
+
+if [[ ${#} -eq 0 ]]; then
+  usage
+fi
+
+FORCE=""
+while getopts ":f" arg; do
+  case "${arg}" in
+    f)
+      FORCE="--force"
+      ;;
+    ?)
+      usage
+      ;;
+  esac
+done
+shift "$(($OPTIND -1))"
+
+PR_NUM=$1
+
+git fetch apache pull/${PR_NUM}/head:PR_${PR_NUM} ${FORCE}
+git checkout PR_${PR_NUM}
diff --git a/dev/merge_kyuubi_pr.py b/dev/merge_kyuubi_pr.py
new file mode 100755
index 0000000..5f5d1f9
--- /dev/null
+++ b/dev/merge_kyuubi_pr.py
@@ -0,0 +1,298 @@
+#!/usr/bin/env python3
+
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+# Utility for creating well-formed pull request merges and pushing them to Kyuubi
+# For committers:
+# Please check your local git envs via `git remote -v` which should
+# apache	git@github.com:apache/kyuubi.git (fetch)
+# apache	git@github.com:apache/kyuubi.git (push)
+# origin	git@github.com:[ YOUR GITHUB USER NAME ]/kyuubi.git (fetch)
+# origin	git@github.com:[ YOUR GITHUB USER NAME ]/kyuubi.git (push)
+
+import json
+import os
+import re
+import subprocess
+import sys
+from urllib.request import urlopen
+from urllib.request import Request
+from urllib.error import HTTPError
+
+KYUUBI_HOME = os.environ.get("KYUUBI_HOME", os.getcwd())
+PR_REMOTE_NAME = os.environ.get("PR_REMOTE_NAME", "apache")
+PUSH_REMOTE_NAME = os.environ.get("PUSH_REMOTE_NAME", "apache")
+GITHUB_OAUTH_KEY = os.environ.get("GITHUB_OAUTH_KEY")
+GITHUB_API_BASE = "https://api.github.com/repos/apache/kyuubi-shaded"
+BRANCH_PREFIX = "PR_TOOL"
+
+
+def get_json(url):
+    try:
+        request = Request(url)
+        if GITHUB_OAUTH_KEY:
+            request.add_header('Authorization', 'token %s' % GITHUB_OAUTH_KEY)
+        return json.load(urlopen(request))
+    except HTTPError as e:
+        if "X-RateLimit-Remaining" in e.headers and e.headers["X-RateLimit-Remaining"] == '0':
+            print("Exceeded the GitHub API rate limit; see the instructions in " +
+                  "dev/merge_kyuubi_pr.py to configure an OAuth token for making authenticated " +
+                  "GitHub requests.")
+        else:
+            print("Unable to fetch URL, exiting: %s" % url, e)
+        sys.exit(-1)
+
+
+def fail(msg):
+    print(msg)
+    clean_up()
+    sys.exit(-1)
+
+
+def run_cmd(cmd):
+    print(cmd)
+    if isinstance(cmd, list):
+        return subprocess.check_output(cmd).decode('utf-8')
+    else:
+        return subprocess.check_output(cmd.split(" ")).decode('utf-8')
+
+
+def continue_maybe(prompt):
+    result = input("\n%s (y/n): " % prompt)
+    if result.lower() != "y":
+        fail("Okay, exiting")
+
+
+def clean_up():
+    if 'original_head' in globals():
+        print("Restoring head pointer to %s" % original_head)
+        run_cmd("git checkout %s" % original_head)
+
+        branches = run_cmd("git branch").replace(" ", "").split("\n")
+
+        for branch in list(filter(lambda x: x.startswith(BRANCH_PREFIX), branches)):
+            print("Deleting local branch %s" % branch)
+            run_cmd("git branch -D %s" % branch)
+
+def fix_title(text, num):
+    if (re.search(r'^\[KYUUBI\s#[0-9]{3,6}\].*', text)):
+        return text
+
+    return '[KYUUBI-SHADED #%s] %s' % (num, text)
+
+# merge the requested PR and return the merge hash
+def merge_pr(pr_num, target_ref, title, body, pr_repo_desc):
+    pr_branch_name = "%s_MERGE_PR_%s" % (BRANCH_PREFIX, pr_num)
+    target_branch_name = "%s_MERGE_PR_%s_%s" % (BRANCH_PREFIX, pr_num, target_ref.upper())
+    run_cmd("git fetch %s pull/%s/head:%s" % (PR_REMOTE_NAME, pr_num, pr_branch_name))
+    run_cmd("git fetch %s %s:%s" % (PUSH_REMOTE_NAME, target_ref, target_branch_name))
+    run_cmd("git checkout %s" % target_branch_name)
+
+    had_conflicts = False
+    try:
+        run_cmd(['git', 'merge', pr_branch_name, '--squash'])
+    except Exception as e:
+        msg = "Error merging: %s\nWould you like to manually fix-up this merge?" % e
+        continue_maybe(msg)
+        msg = "Okay, please fix any conflicts and 'git add' conflicting files... Finished?"
+        continue_maybe(msg)
+        had_conflicts = True
+
+    commit_authors = run_cmd(['git', 'log', 'HEAD..%s' % pr_branch_name,
+                             '--pretty=format:%an <%ae>']).split("\n")
+    distinct_authors = sorted(set(commit_authors),
+                              key=lambda x: commit_authors.count(x), reverse=True)
+    primary_author = input(
+        "Enter primary author in the format of \"name <email>\" [%s]: " %
+        distinct_authors[0])
+    if primary_author == "":
+        primary_author = distinct_authors[0]
+    else:
+        # When primary author is specified manually, de-dup it from author list and
+        # put it at the head of author list.
+        distinct_authors = list(filter(lambda x: x != primary_author, distinct_authors))
+        distinct_authors.insert(0, primary_author)
+
+    commits = run_cmd(['git', 'log', 'HEAD..%s' % pr_branch_name,
+                       '--pretty=format:%h [%an] %s']).split("\n\n")
+
+    merge_message_flags = []
+
+    merge_message_flags += ["-m", title]
+    if body is not None:
+        # We remove @ symbols from the body to avoid triggering e-mails
+        # to people every time someone creates a public fork of Kyuubi.
+        merge_message_flags += ["-m", body.replace("@", "")]
+
+    committer_name = run_cmd("git config --get user.name").strip()
+    committer_email = run_cmd("git config --get user.email").strip()
+
+    if had_conflicts:
+        message = "This patch had conflicts when merged, resolved by\nCommitter: %s <%s>" % (
+            committer_name, committer_email)
+        merge_message_flags += ["-m", message]
+
+    # The string "Closes #%s" string is required for GitHub to correctly close the PR
+    merge_message_flags += ["-m", "Closes #%s from %s." % (pr_num, pr_repo_desc)]
+
+    for issueId in re.findall("KYUUBI-SHADED #[0-9]{3,5}", title):
+        merge_message_flags += ["-m", issueId.replace("KYUUBI", "Closes")]
+
+    for c in commits:
+        merge_message_flags += ["-m", c]
+
+    authors = "Authored-by:" if len(distinct_authors) == 1 else "Lead-authored-by:"
+    authors += " %s" % (distinct_authors.pop(0))
+    if len(distinct_authors) > 0:
+        authors += "\n" + "\n".join(["Co-authored-by: %s" % a for a in distinct_authors])
+    authors += "\n" + "Signed-off-by: %s <%s>" % (committer_name, committer_email)
+
+    merge_message_flags += ["-m", authors]
+
+    run_cmd(['git', 'commit', '--author="%s"' % primary_author] + merge_message_flags)
+
+    continue_maybe("Merge complete (local ref %s). Push to %s?" % (
+        target_branch_name, PUSH_REMOTE_NAME))
+
+    try:
+        run_cmd('git push %s %s:%s' % (PUSH_REMOTE_NAME, target_branch_name, target_ref))
+    except Exception as e:
+        clean_up()
+        fail("Exception while pushing: %s" % e)
+
+    merge_hash = run_cmd("git rev-parse %s" % target_branch_name)[:8]
+    clean_up()
+    print("Pull request #%s merged!" % pr_num)
+    print("Merge hash: %s" % merge_hash)
+    return merge_hash
+
+
+def cherry_pick(pr_num, merge_hash, default_branch):
+    pick_ref = input("Enter a branch name [%s]: " % default_branch)
+    if pick_ref == "":
+        pick_ref = default_branch
+
+    pick_branch_name = "%s_PICK_PR_%s_%s" % (BRANCH_PREFIX, pr_num, pick_ref.upper())
+
+    run_cmd("git fetch %s %s:%s" % (PUSH_REMOTE_NAME, pick_ref, pick_branch_name))
+    run_cmd("git checkout %s" % pick_branch_name)
+
+    try:
+        run_cmd("git cherry-pick -sx %s" % merge_hash)
+    except Exception as e:
+        msg = "Error cherry-picking: %s\nWould you like to manually fix-up this merge?" % e
+        continue_maybe(msg)
+        msg = "Okay, please fix any conflicts and finish the cherry-pick. Finished?"
+        continue_maybe(msg)
+
+    continue_maybe("Pick complete (local ref %s). Push to %s?" % (
+        pick_branch_name, PUSH_REMOTE_NAME))
+
+    try:
+        run_cmd('git push %s %s:%s' % (PUSH_REMOTE_NAME, pick_branch_name, pick_ref))
+    except Exception as e:
+        clean_up()
+        fail("Exception while pushing: %s" % e)
+
+    pick_hash = run_cmd("git rev-parse %s" % pick_branch_name)[:8]
+    clean_up()
+
+    print("Pull request #%s picked into %s!" % (pr_num, pick_ref))
+    print("Pick hash: %s" % pick_hash)
+    return pick_ref
+
+def get_current_ref():
+    ref = run_cmd("git rev-parse --abbrev-ref HEAD").strip()
+    if ref == 'HEAD':
+        # The current ref is a detached HEAD, so grab its SHA.
+        return run_cmd("git rev-parse HEAD").strip()
+    else:
+        return ref
+
+
+def main():
+    global original_head
+
+    os.chdir(KYUUBI_HOME)
+    original_head = get_current_ref()
+
+    branches = get_json("%s/branches" % GITHUB_API_BASE)
+    branch_names = list(filter(lambda x: x.startswith("branch-"), [x['name'] for x in branches]))
+    # Assumes branch names can be sorted lexicographically
+    latest_branch = sorted(branch_names, reverse=True)[0]
+
+    pr_num = input("Which pull request would you like to merge? (e.g. 34): ")
+    pr = get_json("%s/pulls/%s" % (GITHUB_API_BASE, pr_num))
+    pr_events = get_json("%s/issues/%s/events" % (GITHUB_API_BASE, pr_num))
+
+    url = pr["url"]
+    title = pr["title"]
+    title = fix_title(title, pr_num)
+    body = re.sub(re.compile(r"<!--[^>]*-->\n?", re.DOTALL), "", pr["body"]).lstrip()
+    target_ref = pr["base"]["ref"]
+    user_login = pr["user"]["login"]
+    base_ref = pr["head"]["ref"]
+    pr_repo_desc = "%s/%s" % (user_login, base_ref)
+
+    # Merged pull requests don't appear as merged in the GitHub API;
+    # Instead, they're closed by asfgit.
+    merge_commits = \
+        [e for e in pr_events if e["event"] == "closed" and e["commit_id"]]
+
+    if merge_commits:
+        merge_hash = merge_commits[0]["commit_id"]
+        message = get_json("%s/commits/%s" % (GITHUB_API_BASE, merge_hash))["commit"]["message"]
+
+        print("Pull request %s has already been merged, assuming you want to backport" % pr_num)
+        commit_is_downloaded = run_cmd(['git', 'rev-parse', '--quiet', '--verify',
+                                        "%s^{commit}" % merge_hash]).strip() != ""
+        if not commit_is_downloaded:
+            fail("Couldn't find any merge commit for #%s, you may need to update HEAD." % pr_num)
+
+        print("Found commit %s:\n%s" % (merge_hash, message))
+        cherry_pick(pr_num, merge_hash, latest_branch)
+        sys.exit(0)
+
+    if not bool(pr["mergeable"]):
+        msg = "Pull request %s is not mergeable in its current form.\n" % pr_num + \
+            "Continue? (experts only!)"
+        continue_maybe(msg)
+
+    print("\n=== Pull Request #%s ===" % pr_num)
+    print("title:\t%s\nsource:\t%s\ntarget:\t%s\nurl:\t%s\nbody:\n\n%s" %
+          (title, pr_repo_desc, target_ref, url, body))
+    continue_maybe("Proceed with merging pull request #%s?" % pr_num)
+
+    merged_refs = [target_ref]
+
+    merge_hash = merge_pr(pr_num, target_ref, title, body, pr_repo_desc)
+
+    pick_prompt = "Would you like to pick %s into another branch?" % merge_hash
+    while input("\n%s (y/n): " % pick_prompt).lower() == "y":
+        merged_refs = merged_refs + [cherry_pick(pr_num, merge_hash, latest_branch)]
+
+if __name__ == "__main__":
+    import doctest
+    (failure_count, test_count) = doctest.testmod()
+    if failure_count:
+        sys.exit(-1)
+    try:
+        main()
+    except:
+        clean_up()
+        raise
diff --git a/dev/reformat b/dev/reformat
new file mode 100755
index 0000000..ca8f4e0
--- /dev/null
+++ b/dev/reformat
@@ -0,0 +1,23 @@
+#!/bin/bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+set -x
+
+PROJECT_DIR="$(cd "`dirname "$0"`/.."; pwd)"
+
+${PROJECT_DIR}/build/mvn spotless:apply
diff --git a/kyuubi-shaded-force-shading/pom.xml b/kyuubi-shaded-force-shading/pom.xml
new file mode 100644
index 0000000..c88a89b
--- /dev/null
+++ b/kyuubi-shaded-force-shading/pom.xml
@@ -0,0 +1,32 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+Licensed to the Apache Software Foundation (ASF) under one
+or more contributor license agreements.  See the NOTICE file
+distributed with this work for additional information
+regarding copyright ownership.  The ASF licenses this file
+to you under the Apache License, Version 2.0 (the
+"License"); you may not use this file except in compliance
+with the License.  You may obtain a copy of the License at
+  http://www.apache.org/licenses/LICENSE-2.0
+Unless required by applicable law or agreed to in writing,
+software distributed under the License is distributed on an
+"AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+KIND, either express or implied.  See the License for the
+specific language governing permissions and limitations
+under the License.
+-->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache.kyuubi</groupId>
+        <artifactId>kyuubi-shaded-parent</artifactId>
+        <version>0.1.0-SNAPSHOT</version>
+    </parent>
+
+    <artifactId>kyuubi-shaded-force-shading</artifactId>
+    <packaging>jar</packaging>
+
+</project>
diff --git a/pom.xml b/pom.xml
new file mode 100644
index 0000000..e42451c
--- /dev/null
+++ b/pom.xml
@@ -0,0 +1,537 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Licensed to the Apache Software Foundation (ASF) under one or more
+  ~ contributor license agreements.  See the NOTICE file distributed with
+  ~ this work for additional information regarding copyright ownership.
+  ~ The ASF licenses this file to You under the Apache License, Version 2.0
+  ~ (the "License"); you may not use this file except in compliance with
+  ~ the License.  You may obtain a copy of the License at
+  ~
+  ~    http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <parent>
+        <groupId>org.apache</groupId>
+        <artifactId>apache</artifactId>
+        <version>29</version>
+    </parent>
+
+    <groupId>org.apache.kyuubi</groupId>
+    <artifactId>kyuubi-shaded-parent</artifactId>
+    <version>0.1.0-SNAPSHOT</version>
+    <packaging>pom</packaging>
+
+    <url>https://kyuubi.apache.org/</url>
+
+    <licenses>
+        <license>
+            <name>The Apache Software License, Version 2.0</name>
+            <url>https://www.apache.org/licenses/LICENSE-2.0.txt</url>
+            <distribution>manual</distribution>
+        </license>
+    </licenses>
+
+    <mailingLists>
+        <mailingList>
+            <name>Dev Mailing List</name>
+            <subscribe>dev-subscribe@kyuubi.apache.org</subscribe>
+            <unsubscribe>dev-unsubscribe@kyuubi.apache.org</unsubscribe>
+            <post>dev@kyuubi.apache.org</post>
+            <archive>https://mail-archives.apache.org/mod_mbox/kyuubi-dev</archive>
+        </mailingList>
+    </mailingLists>
+
+    <modules>
+        <module>kyuubi-shaded-force-shading</module>
+    </modules>
+
+    <scm>
+        <connection>scm:git:git@github.com:apache/kyuubi-shaded.git</connection>
+        <developerConnection>scm:git:https://gitbox.apache.org/repos/asf/kyuubi-shaded.git</developerConnection>
+        <tag>HEAD</tag>
+        <url>scm:git:git@github.com:apache/kyuubi-shaded.git</url>
+    </scm>
+
+    <issueManagement>
+        <system>GitHub Issues</system>
+        <url>https://github.com/apache/kyuubi-shaded/issues</url>
+    </issueManagement>
+
+    <distributionManagement>
+        <repository>
+            <id>${distMgmtReleaseId}</id>
+            <name>${distMgmtReleaseName}</name>
+            <url>${distMgmtReleaseUrl}</url>
+        </repository>
+        <snapshotRepository>
+            <id>${distMgmtSnapshotsId}</id>
+            <name>${distMgmtSnapshotsName}</name>
+            <url>${distMgmtSnapshotsUrl}</url>
+        </snapshotRepository>
+    </distributionManagement>
+
+    <properties>
+        <java.version>1.8</java.version>
+        <maven.version>3.8.7</maven.version>
+        <maven.compiler.source>${java.version}</maven.compiler.source>
+        <maven.compiler.target>${java.version}</maven.compiler.target>
+
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+
+        <maven.plugin.build.helper.version>3.3.0</maven.plugin.build.helper.version>
+        <maven.plugin.enforcer.mojo.rules.version>1.6.1</maven.plugin.enforcer.mojo.rules.version>
+        <maven.plugin.surefire.version>3.0.0-M8</maven.plugin.surefire.version>
+        <maven.plugin.spotless.version>2.30.0</maven.plugin.spotless.version>
+        <maven.plugin.jacoco.version>0.8.7</maven.plugin.jacoco.version>
+        <maven.plugin.shade.version>3.4.1</maven.plugin.shade.version>
+
+        <!-- Needed for consistent times -->
+        <maven.build.timestamp.format>yyyy-MM-dd HH:mm:ss z</maven.build.timestamp.format>
+
+        <!-- Package to use when relocating shaded classes. -->
+        <kyuubi.shade.packageName>org.apache.kyuubi.shade</kyuubi.shade.packageName>
+
+        <!-- Needed for Spotless style check-->
+        <spotless.java.googlejavaformat.version>1.7</spotless.java.googlejavaformat.version>
+
+        <distMgmtReleaseId>apache.releases.https</distMgmtReleaseId>
+        <distMgmtReleaseName>Apache Release Distribution Repository</distMgmtReleaseName>
+        <distMgmtReleaseUrl>https://repository.apache.org/service/local/staging/deploy/maven2</distMgmtReleaseUrl>
+        <distMgmtSnapshotsId>apache.snapshots.https</distMgmtSnapshotsId>
+        <distMgmtSnapshotsName>Apache Development Snapshot Repository</distMgmtSnapshotsName>
+        <distMgmtSnapshotsUrl>https://repository.apache.org/content/repositories/snapshots</distMgmtSnapshotsUrl>
+    </properties>
+
+    <repositories>
+        <repository>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+            <id>gcs-maven-central-mirror</id>
+            <name>GCS Maven Central mirror Asia Pacific</name>
+            <url>https://maven-central-asia.storage-download.googleapis.com/maven2/</url>
+        </repository>
+
+        <repository>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+            <id>central</id>
+            <name>Maven Repository</name>
+            <url>https://repo.maven.apache.org/maven2</url>
+        </repository>
+    </repositories>
+
+    <pluginRepositories>
+        <pluginRepository>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+            <id>gcs-maven-central-mirror</id>
+            <name>GCS Maven Central mirror Asia Pacific</name>
+            <url>https://maven-central-asia.storage-download.googleapis.com/maven2/</url>
+        </pluginRepository>
+
+        <pluginRepository>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+            <snapshots>
+                <enabled>false</enabled>
+            </snapshots>
+            <id>central</id>
+            <url>https://repo.maven.apache.org/maven2</url>
+        </pluginRepository>
+    </pluginRepositories>
+
+    <build>
+        <pluginManagement>
+            <plugins>
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-antrun-plugin</artifactId>
+                    <executions>
+                        <execution>
+                            <id>create-tmp-dir</id>
+                            <goals>
+                                <goal>run</goal>
+                            </goals>
+                            <phase>generate-test-resources</phase>
+                            <configuration>
+                                <target>
+                                    <mkdir dir="${project.build.directory}/tmp"></mkdir>
+                                </target>
+                            </configuration>
+                        </execution>
+                    </executions>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.codehaus.mojo</groupId>
+                    <artifactId>build-helper-maven-plugin</artifactId>
+                    <version>${maven.plugin.build.helper.version}</version>
+                    <executions>
+                        <execution>
+                            <id>module-timestamp-property</id>
+                            <goals>
+                                <goal>timestamp-property</goal>
+                            </goals>
+                            <phase>validate</phase>
+                            <configuration>
+                                <name>module.build.timestamp</name>
+                                <pattern>${maven.build.timestamp.format}</pattern>
+                                <timeSource>current</timeSource>
+                                <timeZone>Asia/Shanghai</timeZone>
+                                <locale>en_US</locale>
+                            </configuration>
+                        </execution>
+                        <execution>
+                            <id>local-timestamp-property</id>
+                            <goals>
+                                <goal>timestamp-property</goal>
+                            </goals>
+                            <phase>validate</phase>
+                            <configuration>
+                                <name>local.build.timestamp</name>
+                                <pattern>${maven.build.timestamp.format}</pattern>
+                                <timeSource>build</timeSource>
+                                <timeZone>Asia/Shanghai</timeZone>
+                                <locale>en_US</locale>
+                            </configuration>
+                        </execution>
+                    </executions>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-compiler-plugin</artifactId>
+                    <configuration>
+                        <maxmem>1024m</maxmem>
+                        <fork>true</fork>
+                        <compilerArgs>
+                            <arg>-Xlint:all,-serial,-path,-processing</arg>
+                        </compilerArgs>
+                    </configuration>
+                </plugin>
+
+                <!-- disable surefire -->
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-surefire-plugin</artifactId>
+                    <version>${maven.plugin.surefire.version}</version>
+                    <configuration>
+                        <skipTests>true</skipTests>
+                        <failIfNoSpecifiedTests>false</failIfNoSpecifiedTests>
+                    </configuration>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-shade-plugin</artifactId>
+                    <version>${maven.plugin.shade.version}</version>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-dependency-plugin</artifactId>
+                    <executions>
+                        <execution>
+                            <id>default-cli</id>
+                            <goals>
+                                <goal>build-classpath</goal>
+                            </goals>
+                            <configuration>
+                                <!-- This includes dependencies with 'runtime' and 'compile' scopes;
+                                     see the docs for includeScope for more details -->
+                                <includeScope>runtime</includeScope>
+                            </configuration>
+                        </execution>
+                        <execution>
+                            <id>generate-test-classpath</id>
+                            <goals>
+                                <goal>build-classpath</goal>
+                            </goals>
+                            <phase>test-compile</phase>
+                            <configuration>
+                                <includeScope>test</includeScope>
+                                <outputProperty>test_classpath</outputProperty>
+                            </configuration>
+                        </execution>
+                        <execution>
+                            <id>copy-module-dependencies</id>
+                            <goals>
+                                <goal>copy-dependencies</goal>
+                            </goals>
+                            <phase>package</phase>
+                            <configuration>
+                                <includeScope>runtime</includeScope>
+                                <outputDirectory>${jars.target.dir}</outputDirectory>
+                            </configuration>
+                        </execution>
+                    </executions>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-clean-plugin</artifactId>
+                    <configuration>
+                        <filesets>
+                            <fileset>
+                                <directory>${project.basedir}</directory>
+                                <includes>
+                                    <include>**/*.log</include>
+                                </includes>
+                            </fileset>
+                            <fileset>
+                                <directory>${project.basedir}/tmp</directory>
+                            </fileset>
+                        </filesets>
+                    </configuration>
+                </plugin>
+
+                <plugin>
+                    <groupId>com.diffplug.spotless</groupId>
+                    <artifactId>spotless-maven-plugin</artifactId>
+                    <version>${maven.plugin.spotless.version}</version>
+                    <configuration>
+                        <upToDateChecking>
+                            <enabled>true</enabled>
+                        </upToDateChecking>
+                        <java>
+                            <includes>
+                                <include>src/main/java/**/*.java</include>
+                                <include>src/test/java/**/*.java</include>
+                            </includes>
+                            <googleJavaFormat>
+                                <version>${spotless.java.googlejavaformat.version}</version>
+                                <style>GOOGLE</style>
+                            </googleJavaFormat>
+                            <removeUnusedImports></removeUnusedImports>
+                        </java>
+                        <pom>
+                            <includes>
+                                <include>pom.xml</include>
+                            </includes>
+                            <sortPom>
+                                <encoding>${project.build.sourceEncoding}</encoding>
+                                <expandEmptyElements>true</expandEmptyElements>
+                                <indentSchemaLocation>true</indentSchemaLocation>
+                                <nrOfIndentSpace>4</nrOfIndentSpace>
+                            </sortPom>
+                        </pom>
+                    </configuration>
+                    <executions>
+                        <execution>
+                            <goals>
+                                <goal>check</goal>
+                            </goals>
+                        </execution>
+                    </executions>
+                </plugin>
+
+                <plugin>
+                    <groupId>com.googlecode.maven-download-plugin</groupId>
+                    <artifactId>download-maven-plugin</artifactId>
+                    <version>${maven.plugin.download.version}</version>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.apache.rat</groupId>
+                    <artifactId>apache-rat-plugin</artifactId>
+                    <inherited>true</inherited>
+                    <configuration>
+                        <excludeSubProjects>false</excludeSubProjects>
+                        <numUnapprovedLicenses>0</numUnapprovedLicenses>
+                        <licenseFamilies>
+                            <licenseFamily implementation="org.apache.rat.license.SimpleLicenseFamily">
+                                <familyName>Apache License 2.0</familyName>
+                            </licenseFamily>
+                        </licenseFamilies>
+                        <excludesFile>.rat-excludes</excludesFile>
+                    </configuration>
+                    <executions>
+                        <execution>
+                            <goals>
+                                <goal>check</goal>
+                            </goals>
+                            <phase>verify</phase>
+                        </execution>
+                    </executions>
+                </plugin>
+
+                <plugin>
+                    <groupId>org.apache.maven.plugins</groupId>
+                    <artifactId>maven-enforcer-plugin</artifactId>
+                    <dependencies>
+                        <dependency>
+                            <groupId>org.codehaus.mojo</groupId>
+                            <artifactId>extra-enforcer-rules</artifactId>
+                            <version>${maven.plugin.enforcer.mojo.rules.version}</version>
+                        </dependency>
+                    </dependencies>
+                </plugin>
+            </plugins>
+        </pluginManagement>
+
+        <plugins>
+            <!-- dump test classpath into a folder -->
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-dependency-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.codehaus.mojo</groupId>
+                <artifactId>build-helper-maven-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-surefire-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>com.diffplug.spotless</groupId>
+                <artifactId>spotless-maven-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-antrun-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.rat</groupId>
+                <artifactId>apache-rat-plugin</artifactId>
+            </plugin>
+
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-enforcer-plugin</artifactId>
+                <executions>
+                    <execution>
+                        <id>enforce-bytecode-version</id>
+                        <goals>
+                            <goal>enforce</goal>
+                        </goals>
+                        <configuration>
+                            <rules>
+                                <enforceBytecodeVersion>
+                                    <maxJdkVersion>${java.version}</maxJdkVersion>
+                                    <ignoredScopes>test</ignoredScopes>
+                                </enforceBytecodeVersion>
+                            </rules>
+                            <fail>true</fail>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+
+    <profiles>
+        <profile>
+            <id>java-8</id>
+            <activation>
+                <jdk>1.8</jdk>
+            </activation>
+            <properties>
+                <java.version>1.8</java.version>
+            </properties>
+        </profile>
+
+        <profile>
+            <id>apache-release</id>
+            <build>
+                <plugins>
+                    <!-- Prevent the source-release-assembly execution defined in the Apache parent POM
+                         from running so we can control it ourselves -->
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-assembly-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>source-release-assembly</id>
+                                <phase>none</phase>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>net.nicoulaj.maven.plugins</groupId>
+                        <artifactId>checksum-maven-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>source-release-checksum</id>
+                                <phase>none</phase>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-deploy-plugin</artifactId>
+                        <inherited>true</inherited>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-source-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>attach-sources</id>
+                                <goals>
+                                    <goal>jar-no-fork</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-javadoc-plugin</artifactId>
+                        <configuration>
+                            <quiet>true</quiet>
+                            <doclint>none</doclint>
+                        </configuration>
+                        <executions>
+                            <execution>
+                                <id>attach-javadocs</id>
+                                <goals>
+                                    <goal>jar</goal>
+                                </goals>
+                            </execution>
+                        </executions>
+                    </plugin>
+                    <plugin>
+                        <groupId>org.apache.maven.plugins</groupId>
+                        <artifactId>maven-gpg-plugin</artifactId>
+                        <executions>
+                            <execution>
+                                <id>sign-release-artifacts</id>
+                                <goals>
+                                    <goal>sign</goal>
+                                </goals>
+                                <phase>verify</phase>
+                            </execution>
+                        </executions>
+                    </plugin>
+                </plugins>
+            </build>
+        </profile>
+    </profiles>
+</project>