Vendor the external cookbooks

Knife-Zero doesn't include Berkshelf support, so vendoring everything in
the repo is convenient again

cookbooks/java/libraries/helpers.rb

@@ -0,0 +1,88 @@
+#
+# Author:: Joshua Timberman <joshua@chef.io>
+# Copyright:: Copyright (c) 2013-2015, Chef Software, Inc. <legal@chef.io>
+#
+# Licensed 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.
+#
+
+require 'chef/version_constraint'
+require 'uri'
+require 'pathname'
+
+module ChefCookbook
+  class OpenJDK
+    attr_accessor :java_home, :jdk_version
+
+    def initialize(node)
+      @node = node.to_hash
+      @java_home = @node['java']['java_home'] || '/usr/lib/jvm/default-java'
+      @jdk_version = @node['java']['jdk_version'].to_s || '6'
+    end
+
+    def java_location
+      File.join(java_home_parent(@java_home), openjdk_path, 'bin/java')
+    end
+
+    def java_home_parent(java_home)
+      Pathname.new(java_home).parent.to_s
+    end
+
+    def openjdk_path
+      case @node['platform_family']
+      when 'debian'
+        format('java-%s-openjdk%s/jre', @jdk_version, arch_dir)
+      when 'rhel', 'fedora', 'amazon'
+        path = @node['java']['jdk_version'].to_i < 11 ? 'jre-1.%s.0-openjdk%s' : 'java-%s'
+        format(path, @jdk_version, arch_dir)
+      else
+        'jre'
+      end
+    end
+
+    def arch_dir
+      @node['kernel']['machine'] == 'x86_64' ? sixty_four : thirty_two
+    end
+
+    def sixty_four
+      case @node['platform_family']
+      when 'debian'
+        '-amd64'
+      when 'rhel', 'fedora', 'amazon'
+        '.x86_64'
+      else
+        '-x86_64'
+      end
+    end
+
+    def thirty_two
+      case @node['platform_family']
+      when 'debian'
+        '-i386'
+      else
+        ''
+      end
+    end
+  end
+end
+
+class Chef
+  class Recipe
+    def valid_ibm_jdk_uri?(url)
+      url =~ ::URI::ABS_URI && %w(file http https).include?(::URI.parse(url).scheme)
+    end
+
+    def platform_requires_license_acceptance?
+      %w(smartos).include?(node['platform'])
+    end
+  end
+end