src/share/classes/sun/awt/SunToolkit.java

*** 772,781 ****
--- 772,793 ----
              }
              return img;
          }
      }
  
+     static protected void putImageToCache(String fileName, ToolkitImage image){
+         synchronized (imgCache) {
+             imgCache.put(fileName, image);
+         }
+     }
+     
+     static protected void putImageToCache(URL url, ToolkitImage image){
+         synchronized (imgCache) {
+             imgCache.put(url, image);
+         }
+     }
+ 
      public Image getImage(String filename) {
          return getImageFromHash(this, filename);
      }
  
      public Image getImage(URL url) {