Class: LoadLibraryHandler

Inherits:
AbstractCommandHandler show all
Defined in:
lib/javonet-ruby-sdk/core/handler/load_library_handler.rb

Constant Summary collapse

@@loaded_libraries = 
[]

Class Method Summary collapse

Instance Method Summary collapse

Methods inherited from AbstractCommandHandler

#handle_command, #iterate

Constructor Details

#initialize ⇒ LoadLibraryHandler

Returns a new instance of LoadLibraryHandler.



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# File 'lib/javonet-ruby-sdk/core/handler/load_library_handler.rb', line 7

def initialize
  @required_parameters_count = 1
end

Class Method Details

.get_loaded_libraries ⇒ Object 



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# File 'lib/javonet-ruby-sdk/core/handler/load_library_handler.rb', line 33

def self.get_loaded_libraries
  @@loaded_libraries
end

Instance Method Details

#process(command) ⇒ Object 



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# File 'lib/javonet-ruby-sdk/core/handler/load_library_handler.rb', line 11

def process(command)
  begin
    if command.payload.length < @required_parameters_count
      raise ArgumentError.new "Load library parameters mismatch"
    end
    if command.payload.length > @required_parameters_count
      assembly_name = command.payload[1]
    else
      assembly_name = command.payload[0]
    end
    
    # Check if the library exists:
    raise LoadError.new("Library not found: #{assembly_name}") unless File.exist?(assembly_name)
    #noinspection RubyResolve
    require(assembly_name)
    @@loaded_libraries.push(assembly_name)
    return 0
  rescue Exception => e
    return e
  end
end