created proxy method to get subclasses

Author: Gaurav SinghaRoy

app/controllers/query_controller.rb

@@ -80,6 +80,11 @@ def class_examples
     render :json => response.to_json
   end
 
+  def class_subclasses
+    response = HTTParty.get("http://localhost:#{get_rdf2any_server_port}/rdf2any/v1.0/builder/classes/subclasses?dataset="+params[:dataset]+"&class="+params[:class])
+    render :json => response.to_json
+  end
+
   private 
     def generate_pdf(data)
         html = "hello world"

config/routes.rb

@@ -15,6 +15,7 @@
   get 'query/class_schema_properties'
   get 'query/property_ranges'
   get 'query/class_examples'
+  get 'query/class_subclasses'
 
   root :to => 'query#sparql'