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Contents
module NewRelic
class Control
# class-level methods for lazy creation of NewRelic::Control and
# NewRelic::LocalEnvironment instances.
module ClassMethods
# Access the Control singleton, lazy initialized. Default will instantiate a new
# instance or pass false to defer
def instance(create=true)
@instance ||= create && new_instance
end
# clear out memoized Control and LocalEnv instances
def reset
@instance = nil
@local_env = nil
end
# Access the LocalEnvironment singleton, lazy initialized
def local_env
@local_env ||= NewRelic::LocalEnvironment.new
end
# Create the concrete class for environment specific behavior
def new_instance
if Agent.config[:framework] == :test
load_test_framework
else
load_framework_class(Agent.config[:framework]).new(local_env)
end
end
# nb this does not 'load test' the framework, it loads the 'test framework'
def load_test_framework
config = File.expand_path(File.join('..','..','..','..', "test","config","newrelic.yml"), __FILE__)
require "config/test_control"
NewRelic::Control::Frameworks::Test.new(local_env, config)
end
# Loads the specified framework class from the
# NewRelic::Control::Frameworks module
def load_framework_class(framework)
begin
require "new_relic/control/frameworks/#{framework}"
rescue LoadError
# maybe it is already loaded by some external system
# i.e. rpm_contrib or user extensions?
end
NewRelic::Control::Frameworks.const_get(framework.to_s.capitalize)
end
# The root directory for the plugin or gem
def newrelic_root
File.expand_path(File.join("..", "..", "..", ".."), __FILE__)
end
end
extend ClassMethods
end
end
Version data entries
19 entries across 19 versions & 3 rubygems