public void contributeToMenu(IMenuManager menubar) {
        
        MenuManager manager = new MenuManager("My Menu");
        manager.setRemoveAllWhenShown(true);//must be set true when the menu manger is dynamically filled
        manager.setOverrides(new IContributionManagerOverrides(){
            public Integer getAccelerator(IContributionItem item) {
                return null;
                
            }
            
            public String getAcceleratorText(IContributionItem item) {
                return null;
                
            }

            public Boolean getEnabled(IContributionItem item) {
                return Boolean.TRUE;
            }

            public String getText(IContributionItem item) {
                return null;
                
            }

            public Boolean getVisible(IContributionItem item) {
                return null;
            }
            
        });
        menubar.insertAfter(IWorkbenchActionConstants.MB_ADDITIONS, manager);
}