void () { final Map<Sdk,Sdk> sdks = myJdksTreeModel.getProjectSdks(); for (Sdk sdk : sdks.keySet()) { final JdkConfigurable configurable = new JdkConfigurable((ProjectJdkImpl)sdks.get(sdk), myJdksTreeModel, TREE_UPDATER, myHistory, myProject); addNode(new MyNode(configurable), myRoot); } }