Fix loading of locale in charts

2 files changed, 2 insertions, 2 deletions

diff --git a/sonar-server/src/main/webapp/WEB-INF/app/controllers/charts_controller.rb b/sonar-server/src/main/webapp/WEB-INF/app/controllers/charts_controller.rb
index 6b4dfbb7cf3..c085bcdeab1 100644
--- a/sonar-server/src/main/webapp/WEB-INF/app/controllers/charts_controller.rb
+++ b/sonar-server/src/main/webapp/WEB-INF/app/controllers/charts_controller.rb
@@ -50,7 +50,7 @@ class ChartsController < ApplicationController
         options[:to]=Date::strptime(params[:to])
       end
 
-      stream = TrendsChart.png_chart(width, height, resource, metric_ids, params[:locale] || I18n.locale, display_legend, options)
+      stream = TrendsChart.png_chart(width, height, resource, metric_ids, params[:locale] || I18n.locale.to_s, display_legend, options)
       send_data stream, :type => 'image/png', :disposition => 'inline' 
     end
   end
diff --git a/sonar-server/src/main/webapp/WEB-INF/app/models/trends_chart.rb b/sonar-server/src/main/webapp/WEB-INF/app/models/trends_chart.rb
index ecf25e69052..44855d4077f 100644
--- a/sonar-server/src/main/webapp/WEB-INF/app/models/trends_chart.rb
+++ b/sonar-server/src/main/webapp/WEB-INF/app/models/trends_chart.rb
@@ -20,7 +20,7 @@
 class TrendsChart
 
   def self.png_chart(width, height, resource, metrics, locale, display_legend, options={})
-    java_chart = Java::OrgSonarServerChartsJruby::TrendsChart.new(width, height, locale.gsub(/\-/, '_'), display_legend)
+    java_chart = Java::OrgSonarServerChartsJruby::TrendsChart.new(width, height, locale.to_s.gsub(/\-/, '_'), display_legend)
 
     init_series(java_chart, metrics)
     metric_ids=metrics.map{|m| m.id}