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#!/usr/bin/env ruby
$: << ".." # Include .. in load path
require 'cppgen'
class ProxyGen < CppGen
def initialize(chassis, outdir, amqp)
super(outdir, amqp)
@chassis=chassis
@classname="AMQP_#{@chassis.caps}Proxy"
@filename="qpid/framing/#{@classname}"
end
def proxy_member(c) c.name.lcaps+"Proxy"; end
def inner_class_decl(c)
cname=c.name.caps
cpp_class(cname, "Proxy") {
gen <<EOS
public:
#{cname}(FrameHandler& f) : Proxy(f) {}
static #{cname}& get(#{@classname}& proxy) { return proxy.get#{cname}(); }
EOS
c.methods_on(@chassis).each { |m|
genl "virtual void #{m.cppname}(#{m.signature.join(",\n ")});"
genl
}}
end
def inner_class_defn(c)
cname=c.cppname
c.methods_on(@chassis).each { |m|
genl "void #{@classname}::#{cname}::#{m.cppname}(#{m.signature.join(", ")})"
scope {
params=(["getVersion()"]+m.param_names).join(", ")
genl "send(#{m.body_name}(#{params}));"
}}
end
def generate
# .h file
h_file(@filename) {
include "qpid/framing/Proxy.h"
include "qpid/framing/Array.h"
include "qpid/framing/amqp_types.h"
include "qpid/framing/amqp_structs.h"
namespace("qpid::framing") {
cpp_class(@classname, "public Proxy") {
public
genl "#{@classname}(FrameHandler& out);"
genl
@amqp.classes.each { |c|
inner_class_decl(c)
genl
genl "#{c.cppname}& get#{c.cppname}() { return #{proxy_member(c)}; }"
genl
}
private
@amqp.classes.each{ |c| gen c.cppname+" "+proxy_member(c)+";\n" }
}}}
# .cpp file
cpp_file(@filename) {
include "<sstream>"
include "#{@classname}.h"
include "qpid/framing/amqp_types_full.h"
@amqp.methods_on(@chassis).each {
|m| include "qpid/framing/"+m.body_name
}
genl
namespace("qpid::framing") {
genl "#{@classname}::#{@classname}(FrameHandler& f) :"
gen " Proxy(f)"
@amqp.classes.each { |c| gen ",\n "+proxy_member(c)+"(f)" }
genl "{}\n"
@amqp.classes.each { |c| inner_class_defn(c) }
}}
end
end
ProxyGen.new("client", $outdir, $amqp).generate;
ProxyGen.new("server", $outdir, $amqp).generate;
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