agent-app.rb

require 'spqr/spqr'
require 'spqr/app'

require 'examples/codegen/EchoAgent'

app = SPQR::App.new(:loglevel => :debug)
app.register Examples::Codegen::EchoAgent

app.main

codegen-example.xml

<schema package="examples.codegen">
  <class name="EchoAgent">
    <method name="echo" desc="returns its argument">
      <arg name="arg" dir="IO" type="lstr"/>
    </method>
  </class>
</schema>

EchoAgent.rb

module Examples
  module Codegen
    class EchoAgent
      include SPQR::Manageable
      # Find method (NB:  you must implement this)
      def EchoAgent.find_by_id(objid)
        EchoAgent.new
      end
      
# Find-all method (NB:  you must implement this)
      def EchoAgent.find_all
        [EchoAgent.new]
      end
      ### Schema method declarations
      
      # echo returns its argument
      # * arg (lstr/IO)
      # 
      def echo(args)
        # Print values of in/out parameters
        log.debug "arg => #{args["arg"]}" # 
        # Assign values to in/out parameters
        args["arg"] = args["arg"]
      end
      
      spqr_expose :echo do |args|
        args.declare :arg, :lstr, :inout, {}
      end
    end
  end
end

EchoAgent.rb

module Examples
  module Codegen
    class EchoAgent
      include SPQR::Manageable
      # Find method (NB:  you must implement this)
      def EchoAgent.find_by_id(objid)
        EchoAgent.new
      end
      
# Find-all method (NB:  you must implement this)
      def EchoAgent.find_all
        [EchoAgent.new]
      end
      ### Schema method declarations
      
      # echo returns its argument
      # * arg (lstr/IO)
      # 
      def echo(args)
        # Print values of in/out parameters
        log.debug "arg => #{args["arg"]}" # 
        # Assign values to in/out parameters
        args["arg"] = args["arg"]
      end
      
      spqr_expose :echo do |args|
        args.declare :arg, :lstr, :inout, {}
      end
    end
  end
end