[HUDSON-1966] Stapler JSON binding needs to use uberClassLoader so that it can create instances from plugins.

git-svn-id: https://hudson.dev.java.net/svn/hudson/trunk/hudson/main@10585 71c3de6d-444a-0410-be80-ed276b4c234a

core/src/main/java/hudson/PluginManager.java

@@ -26,6 +26,7 @@ import org.apache.commons.fileupload.FileItem;
 import org.kohsuke.stapler.StaplerRequest;
 import org.kohsuke.stapler.StaplerResponse;
 import org.kohsuke.stapler.QueryParameter;
+import org.kohsuke.stapler.Stapler;
 
 /**
  * Manages {@link PluginWrapper}s.
@@ -70,6 +71,9 @@ public final class PluginManager extends AbstractModelObject {
 
     public PluginManager(ServletContext context) {
         this.context = context;
+        // JSON binding needs to be able to see all the classes from all the plugins
+        Stapler.setClassLoader(context,uberClassLoader);
+
         rootDir = new File(Hudson.getInstance().getRootDir(),"plugins");
         if(!rootDir.exists())
             rootDir.mkdirs();