Bug 17826 [Wizards] New folder wizard is very large if you are creating the folder in a container with a very long path
F1 1) Create a folder with a very long name 2) Select the folder and open the new folder wizard, it is very wide. Similar with new file The Java creation wizards do not have this problem.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/ide/misc/ResourceAndContainerGroup.java
}
        IWorkspace workspace = ResourcesPlugin.getWorkspace();
        String projectName = path.segment(0);
        if (projectName == null
                || !workspace.getRoot().getProject(projectName).exists()) {
            problemType = PROBLEM_PROJECT_DOES_NOT_EXIST;
            problemMessage = IDEWorkbenchMessages.ResourceGroup_noProject;
            return false;
        }
        
        IWorkspaceRoot root = workspace.getRoot();
        while (path.segmentCount() > 1) {
        	if (root.getFile(path).exists()) {
        		problemType = PROBLEM_PATH_OCCUPIED;
        		problemMessage = NLS.bind(IDEWorkbenchMessages.ResourceGroup_pathOccupied, path.makeRelative());
        		return false;
        	}
        	path = path.removeLastSegments(1);
        }
        return true;
    }
    /**
     * Validates the values for each of the group's controls.  If an invalid
     * value is found then a descriptive error message is stored for later
     * reference.  Returns a boolean indicating the validity of all of the
     * controls in the group.
     */
    protected boolean validateControls() {
        
        if (containerGroup == null) {