# frozen_string_literal: true

# Cloud Foundry Java Buildpack
# Copyright 2013-2020 the original author or authors.
#
# 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 'java_buildpack/component/versioned_dependency_component'
require 'java_buildpack/container/tomcat/tomcat_utils'
require 'java_buildpack/container'

module JavaBuildpack
  module Container

    # Encapsulates the detect, compile, and release functionality for Tomcat logging support.
    class TomcatAccessLoggingSupport < JavaBuildpack::Component::VersionedDependencyComponent
      include JavaBuildpack::Container

      # (see JavaBuildpack::Component::BaseComponent#compile)
      def compile
        download_jar(jar_name, tomcat_lib)
      end

      # (see JavaBuildpack::Component::BaseComponent#release)
      def release
        @droplet.java_opts.add_system_property 'access.logging.enabled', @configuration[KEY_ENABLED] == 'enabled'
      end

      protected

      # (see JavaBuildpack::Component::VersionedDependencyComponent#supports?)
      def supports?
        true
      end

      private

      KEY_ENABLED = 'access_logging'

      def jar_name
        "tomcat_access_logging_support-#{@version}.jar"
      end

    end

  end
end
