getting value from one controller to another controller

How can I get value from one controller to another controller u开发者_如何学运维sing Spring framework

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Inject the needed controller into the one that needs it (using @Resource, @Autowired, @Inject (spring 3), or applicationContext.xml). Like:

@Controller
public class SomeController {
    @Autowired
    private NeededController neededController;

    ...
}