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Versions: 40
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Stored size: 1.03 KB
Contents
require_relative 'abstract_command_handler'
class CreateClassInstanceHandler < AbstractCommandHandler
def initialize
@required_parameters_count = 1
end
def process(command)
return create_class_instance(command)
end
def create_class_instance(command)
begin
if command.payload.length < @required_parameters_count
raise ArgumentError.new "Class instance parameters mismatch"
end
if command.payload.length > 1
constructor_arguments = command.payload[1..]
class_instance = command.payload[0].send('new', *constructor_arguments)
else
class_instance = command.payload[0].send('new')
end
return class_instance
rescue NoMethodError
methods = command.payload[0].methods
message = "Method 'new' not found in class #{command.payload[0].name}. Available methods:\n"
methods.each { |method_iter| message += "#{method_iter}\n" }
raise Exception, message
rescue Exception => e
return e
end
end
end
Version data entries
40 entries across 20 versions & 1 rubygems