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#!/usr/bin/env ruby
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# 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,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
#
$: << ".." # 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 methods_on(parent, chassis)
chassis == "all" ? parent.methods_ : parent.methods_on(chassis)
end
def proxy_member(c) c.name.lcaps+"Proxy"; end
def inner_class_decl(c)
cname=c.name.caps
cpp_extern_class("QPID_COMMON_CLASS_EXTERN", cname, "public Proxy") {
gen <<EOS
public:
#{cname}(FrameHandler& f) : Proxy(f) {}
static #{cname}& get(#{@classname}& proxy) { return proxy.get#{cname}(); }
EOS
methods_on(c, @chassis).each { |m|
genl "QPID_COMMON_EXTERN virtual void #{m.cppname}(#{m.signature.join(",\n ")});"
genl
}}
end
def inner_class_defn(c)
cname=c.cppname
methods_on(c, @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"
include "qpid/CommonImportExport.h"
namespace("qpid::framing") {
cpp_extern_class("QPID_COMMON_CLASS_EXTERN", @classname, "public Proxy") {
public
genl "QPID_COMMON_EXTERN #{@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 "qpid/framing/#{@classname}.h"
include "qpid/framing/amqp_types_full.h"
methods_on(@amqp, @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;
ProxyGen.new("all", $outdir, $amqp).generate;
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