new_contents: # Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
  # Spack Project Developers. See the top-level COPYRIGHT file for details.
  #
  # SPDX-License-Identifier: (Apache-2.0 OR MIT)
  
  from spack import *
  
  
  class Canal(Package):
      """Alibaba MySQL binlog incremental subscription & consumer components."""
  
      homepage = "https://github.com/alibaba/canal/wiki"
      url      = "https://github.com/alibaba/canal/archive/canal-1.1.4.tar.gz"
  
      version('1.1.4', sha256='740e0adac56d7f281cba21eca173eef3e8d42aa3e0fb49709f92cb6a1451dfbc')
      version('1.1.3', sha256='3fe75ca5eb5cb97eb35818426c1427542ccddb0de052cf154e948ef321822cbc')
      version('1.1.2', sha256='097190f952bdf09b835ed68966f5a98fa8308322a6aab11c1bfd16cec1800cf2')
  
      depends_on('maven', type='build')
      depends_on('java', type=('build', 'run'))
  
      def install(self, spec, prefix):
          mvn = which('mvn')
          mvn('install', '-DskipTests')
          install_tree('.', prefix)
  
subject: Add new package: canal (#16790)