X-Git-Url: http://nitlanguage.org

diff --git a/src/metrics/generate_hierarchies.nit b/src/metrics/generate_hierarchies.nit
index 7a85a5d..3522245 100644
--- a/src/metrics/generate_hierarchies.nit
+++ b/src/metrics/generate_hierarchies.nit
@@ -18,10 +18,8 @@
 # See graphviz http://www.graphviz.org/
 module generate_hierarchies
 
-import model
-private import metrics_base
-import frontend
-import model_viz
+import metrics_base
+import model::model_viz
 
 redef class ToolContext
 	var generate_hierarchies_phase: Phase = new GenerateHierarchyPhase(self, null)
@@ -55,19 +53,19 @@ do
 		dot.mprojects.add(g.mproject)
 	end
 	var projectpath = toolcontext.output_dir.join_path("project_hierarchy.dot")
-	print "generating {projectpath}"
+	print "generating project_hierarchy.dot"
 	dot.write_to_file(projectpath)
 
 	var modulepath = toolcontext.output_dir.join_path("module_hierarchy.dot")
 	dot.mprojects.add_all(model.mprojects)
-	print "generating {modulepath}"
+	print "generating module_hierarchy.dot"
 	dot.write_to_file(modulepath)
 end
 
 # Create a dot file representing the class hierarchy of a model.
 fun generate_class_hierarchy(toolcontext: ToolContext, mmodule: MModule)
 do
-	var buf = new Buffer
+	var buf = new FlatBuffer
 	buf.append("digraph \{\n")
 	buf.append("node [shape=box];\n")
 	buf.append("rankdir=BT;\n")
@@ -88,7 +86,7 @@ end
 # For a simple user of the model, the classdef hierarchy is not really usefull, it is more an internal thing.
 fun generate_classdef_hierarchy(toolcontext: ToolContext, model: Model)
 do
-	var buf = new Buffer
+	var buf = new FlatBuffer
 	buf.append("digraph \{\n")
 	buf.append("node [shape=box];\n")
 	buf.append("rankdir=BT;\n")