spring-mvc

问题 I have a page that doesn't allow user to refresh the page by clicking browser refresh button or pressing F5. So I want to simulate 'form resubmission' in order to show prompt message. can someone guide me an approach to implement it? Is there any cross-browser solution available for that? 回答1: To refresh without getting the prompt the page must have been fetched using HTTP GET Make the form have method="GET" instead of method="POST" (and fix server processes to work with this change as

问题 I have a page that doesn't allow user to refresh the page by clicking browser refresh button or pressing F5. So I want to simulate 'form resubmission' in order to show prompt message. can someone guide me an approach to implement it? Is there any cross-browser solution available for that? 回答1: To refresh without getting the prompt the page must have been fetched using HTTP GET Make the form have method="GET" instead of method="POST" (and fix server processes to work with this change as

问题 I have an existing application in Sping 3.0 that uses ControllerClassNameHandlerMapping to map Controller and methods such as: StartController.class is mapped to http://127.0.0.1/app/start/* then StartController.class has a method called init() that is mapped to http://127.0.0.1/app/start/init.html Here is my configuration: @Bean public ControllerClassNameHandlerMapping classNameControllerMappings() { return new ControllerClassNameHandlerMapping() {{ setCaseSensitive(true); setDefaultHandler

问题 I have an existing application in Sping 3.0 that uses ControllerClassNameHandlerMapping to map Controller and methods such as: StartController.class is mapped to http://127.0.0.1/app/start/* then StartController.class has a method called init() that is mapped to http://127.0.0.1/app/start/init.html Here is my configuration: @Bean public ControllerClassNameHandlerMapping classNameControllerMappings() { return new ControllerClassNameHandlerMapping() {{ setCaseSensitive(true); setDefaultHandler

问题 Could anyone please tell me how to get javascript variable value in Spring MVC Controller. var countrySelection = "Country Selection List:\n\n"; for (var i = 0; i < frm.selectedCountryItems.length; i++) if (frm.selectedCountryItems[i].checked){ countrySelection = countrySelection + frm.selectedCountryItems[i].value + "\n"; } alert(countrySelection); I want to pass the value countrySelection to controller 回答1: You need to pass this variable as parameter from your post/get request to controller

问题 I am having the following code in a Spring-MVC command bean: @AssertTrue public boolean isConditionTrue() { return false; } private boolean conditionTrue; My JSP contains the following: <form:errors path="conditionTrue" cssClass="error" /> I would expect to see some error message in the produced HTML... however I see no error message. What do I miss? Thanks!!! 来源： https://stackoverflow.com/questions/7155767/asserttrue-of-javax-validation-isnt-it-supposed-to-create-an-error-message

问题 I am having the following code in a Spring-MVC command bean: @AssertTrue public boolean isConditionTrue() { return false; } private boolean conditionTrue; My JSP contains the following: <form:errors path="conditionTrue" cssClass="error" /> I would expect to see some error message in the produced HTML... however I see no error message. What do I miss? Thanks!!! 来源： https://stackoverflow.com/questions/7155767/asserttrue-of-javax-validation-isnt-it-supposed-to-create-an-error-message

问题 I have a runnable task where i am trying to Autowire field but when i do it the task doesn't run . When i Autowire the field outside the runnable it works fine . Why is this happening ? Also is there any other cleaner way to get new instances of a autowired field inside runnable other than Autowiring it inside ? Here's my runnable method ` Runnable task = new Runnable() { @Autowired ICruxPanelClientService CruxPanelClientService; public void run (){ CruxPanelClientService

问题 I'm investigating now on how Spring Controller layer actually works. If I want to have a controller that returns a model and view name (e.g. HTML file name) I just extend AbstractController class, then implement a handleRequestInternal method, registering that controller as a bean, and setting in my HandlerMapping (e.g. SimpleUrlHandlerMapping) what path is mapped to what controller. But that forces me to return view name. What if I would like to not specify the view name, and just return

问题 I'm investigating now on how Spring Controller layer actually works. If I want to have a controller that returns a model and view name (e.g. HTML file name) I just extend AbstractController class, then implement a handleRequestInternal method, registering that controller as a bean, and setting in my HandlerMapping (e.g. SimpleUrlHandlerMapping) what path is mapped to what controller. But that forces me to return view name. What if I would like to not specify the view name, and just return