From ba57e373864d44cfae17ec8c2c9de7a55f0b4113 Mon Sep 17 00:00:00 2001
From: Alan Conway <aconway@apache.org>
Date: Thu, 9 Aug 2007 00:03:43 +0000
Subject: Moved Proxy generation to rubygen.

git-svn-id: https://svn.apache.org/repos/asf/incubator/qpid/trunk/qpid@564051 13f79535-47bb-0310-9956-ffa450edef68
---
 cpp/rubygen/templates/Proxy.rb | 141 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 141 insertions(+)
 create mode 100755 cpp/rubygen/templates/Proxy.rb

(limited to 'cpp/rubygen/templates')

diff --git a/cpp/rubygen/templates/Proxy.rb b/cpp/rubygen/templates/Proxy.rb
new file mode 100755
index 0000000000..16824b3083
--- /dev/null
+++ b/cpp/rubygen/templates/Proxy.rb
@@ -0,0 +1,141 @@
+#!/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
+    gen <<EOS
+    // ==================== class #{cname} ====================
+    class #{cname}
+    {
+      private:
+        ChannelAdapter& channel;
+        RequestId responseTo;
+
+      public:
+        // Constructors and destructors
+
+        #{cname}(ChannelAdapter& ch) : 
+            channel(ch) {}
+        virtual ~#{cname}() {}
+
+        static #{cname}& get(#{@classname}& proxy) { return proxy.get#{cname}();}
+        // set for response correlation
+        void setResponseTo(RequestId r) { responseTo = r; }
+                 
+        // Protocol methods
+EOS
+    indent(2) { c.methods_on(@chassis).each { |m| inner_method_decl(m) } }
+    gen "\n    }; // class #{cname}\n\n"
+  end
+
+  def inner_method_decl(m)
+    genl "virtual RequestId #{m.cppname}(#{m.signature.join(",\n            ")});"
+    genl
+  end
+
+  def inner_class_defn(c)
+    cname=c.cppname
+    gen "// ==================== class #{cname} ====================\n"
+    c.methods_on(@chassis).each { |m| inner_method_defn(m, cname) }
+  end
+  
+  def inner_method_defn(m,cname)
+    genl "RequestId #{@classname}::#{cname}::#{m.cppname}(#{m.signature.join(", ")})"
+    scope { 
+      params=(["channel.getVersion()"]+m.param_names).join(", ")
+      genl "return channel.send(make_shared_ptr(new #{m.body_name}(#{params})));"
+    }
+  end
+
+  def get_decl(c)
+    cname=c.name.caps
+    gen "    #{cname}& get#{cname}();\n"
+  end
+  
+  def get_defn(c)
+    cname=c.name.caps
+    gen <<EOS
+#{@classname}::#{c.name.caps}& #{@classname}::get#{c.name.caps}()
+{
+    return #{proxy_member(c)};
+}
+EOS
+  end
+
+  def generate
+    # .h file
+    h_file(@filename) {
+      gen <<EOS
+#include "qpid/framing/Proxy.h"
+
+namespace qpid {
+namespace framing {
+
+class #{@classname} : public Proxy
+{
+public:
+    #{@classname}(ChannelAdapter& ch);
+
+    // Inner class definitions
+EOS
+    @amqp.classes.each{ |c| inner_class_decl(c) }
+    gen "    // Inner class instance get methods\n"
+    @amqp.classes.each{ |c| get_decl(c) }
+    gen <<EOS
+  private:
+    // Inner class instances
+EOS
+    indent { @amqp.classes.each{ |c| gen c.cppname+" "+proxy_member(c)+";\n" } }
+    gen <<EOS
+}; /* class #{@classname} */
+
+} /* namespace framing */
+} /* namespace qpid */
+EOS
+  }
+
+  # .cpp file
+  cpp_file(@filename) {
+      include "<sstream>"
+      include "#{@classname}.h"
+      include "qpid/framing/ChannelAdapter.h"
+      include "qpid/framing/amqp_types_full.h"
+      @amqp.methods_on(@chassis).each {
+        |m| include "qpid/framing/#{m.body_name}.h" }
+    gen <<EOS
+namespace qpid {
+namespace framing {
+
+#{@classname}::#{@classname}(ChannelAdapter& ch) :
+EOS
+    gen "    Proxy(ch)"
+    @amqp.classes.each { |c| gen ",\n    "+proxy_member(c)+"(channel)" }
+    gen <<EOS
+    {}
+
+    // Inner class instance get methods
+EOS
+    @amqp.classes.each { |c| get_defn(c) }
+    gen "    // Inner class implementation\n\n"
+    @amqp.classes.each { |c| inner_class_defn(c) }
+    genl "}} // namespae qpid::framing"
+  }
+   end
+end
+
+
+ProxyGen.new("client", ARGV[0], Amqp).generate;
+ProxyGen.new("server", ARGV[0], Amqp).generate;
+    
-- 
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