text: # Copyright 2013-2019 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 *
  import os
  
  
  class Openjdk(Package):
      """The free and opensource java implementation"""
  
      homepage = "https://jdk.java.net"
  
      version(
          "11.0.2",
          sha256="99be79935354f5c0df1ad293620ea36d13f48ec3ea870c838f20c504c9668b57",
          url="https://download.java.net/java/GA/jdk11/9/GPL/openjdk-11.0.2_linux-x64_bin.tar.gz",
      )
  
      version(
          "11.0.1",
          sha256="7a6bb980b9c91c478421f865087ad2d69086a0583aeeb9e69204785e8e97dcfd",
          url="https://download.java.net/java/GA/jdk11/13/GPL/openjdk-11.0.1_linux-x64_bin.tar.gz",
      )
  
      version(
          "1.8.0_202-b08",
          sha256="533dcd8d9ca15df231a1eb392fa713a66bca85a8e76d9b4ee30975f3823636b7",
          url="https://github.com/AdoptOpenJDK/openjdk8-binaries/releases/download/jdk8u202-b08/OpenJDK8U-jdk_x64_linux_openj9_8u202b08_openj9-0.12.0.tar.gz",
      )
  
      provides('java')
      provides('java@11', when='@11.0:11.99')
      provides('java@8', when='@1.8.0:1.8.999')
  
      conflicts('target=ppc64', msg='openjdk is only available for x86_64')
      conflicts('target=ppc64le', msg='openjdk is only available for x86_64')
  
      # FIXME:
      # 1. `extends('java')` doesn't work, you need to use `extends('openjdk')`
      # 2. Packages cannot extend multiple packages, see #987
      # 3. Update `YamlFilesystemView.merge` to allow a Package to completely
      #    override how it is symlinked into a view prefix. Then, spack activate
      #    can symlink all *.jar files to `prefix.lib.ext`
      extendable = True
  
      @property
      def home(self):
          """Most of the time, ``JAVA_HOME`` is simply ``spec['java'].prefix``.
          However, if the user is using an externally installed JDK, it may be
          symlinked. For example, on macOS, the ``java`` executable can be found
          in ``/usr/bin``, but ``JAVA_HOME`` is actually
          ``/Library/Java/JavaVirtualMachines/jdk-10.0.1.jdk/Contents/Home``.
          Users may not know the actual installation directory and add ``/usr``
          to their ``packages.yaml`` unknowingly. Run ``java_home`` if it exists
          to determine exactly where it is installed. Specify which version we
          are expecting in case multiple Java versions are installed.
          See ``man java_home`` for more details."""
  
          prefix = self.prefix
          java_home = prefix.libexec.java_home
          if os.path.exists(java_home):
              java_home = Executable(java_home)
              version = str(self.version.up_to(2))
              prefix = java_home('--version', version, output=str).strip()
              prefix = Prefix(prefix)
  
          return prefix
  
      @property
      def libs(self):
          """Depending on the version number and whether the full JDK or just
          the JRE was installed, Java libraries can be in several locations:
  
          * ``lib/libjvm.so``
          * ``jre/lib/libjvm.dylib``
  
          Search recursively to find the correct library location."""
  
          return find_libraries(['libjvm'], root=self.home, recursive=True)
  
      def install(self, spec, prefix):
          install_tree('.', prefix)
  
      def setup_environment(self, spack_env, run_env):
          """Set JAVA_HOME."""
  
          run_env.set('JAVA_HOME', self.home)
  
      def setup_dependent_environment(self, spack_env, run_env, dependent_spec):
          """Set JAVA_HOME and CLASSPATH.
  
          CLASSPATH contains the installation prefix for the extension and any
          other Java extensions it depends on."""
  
          spack_env.set('JAVA_HOME', self.home)
  
          class_paths = []
          for d in dependent_spec.traverse(deptype=('build', 'run', 'test')):
              if d.package.extends(self.spec):
                  class_paths.extend(find(d.prefix, '*.jar'))
  
          classpath = os.pathsep.join(class_paths)
          spack_env.set('CLASSPATH', classpath)
  
          # For runtime environment set only the path for
          # dependent_spec and prepend it to CLASSPATH
          if dependent_spec.package.extends(self.spec):
              class_paths = find(dependent_spec.prefix, '*.jar')
              classpath = os.pathsep.join(class_paths)
              run_env.prepend_path('CLASSPATH', classpath)
  
      def setup_dependent_package(self, module, dependent_spec):
          """Allows spec['java'].home to work."""
  
          self.spec.home = self.home
  