rubygen/MethodBodyDefaultVisitor.rb

#!/usr/bin/env ruby
#
# Licensed to the Apache Software Foundation (ASF) under one
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# regarding copyright ownership.  The ASF licenses this file
# to you 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,
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# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
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$: << ".."                      # Include .. in load path
require 'cppgen'

class MethodBodyDefaultVisitorGen < CppGen
  
  def initialize(outdir, amqp)
    super(outdir, amqp)
    set_classname("qpid::framing::MethodBodyDefaultVisitor")
  end

  def generate()
    h_file(@filename) {
      include "qpid/framing/MethodBodyConstVisitor"
      namespace(@namespace) { 
        genl
        cpp_extern_class("QPID_COMMON_CLASS_EXTERN", @classname, "public MethodBodyConstVisitor") {
          genl "public:"
          genl "virtual void defaultVisit() = 0;"
          @amqp.methods_.each { |m|
            genl "virtual void visit(const #{m.body_name}&);" }
        }}}

    cpp_file(@filename) {
      include(@filename)
      namespace(@namespace) {
        @amqp.methods_.each { |m|
          genl "void #{@classname}::visit(const #{m.body_name}&) { defaultVisit(); }"
        }}}
  end
end

MethodBodyDefaultVisitorGen.new($outdir, $amqp).generate();