Changing request parameter value in Struts2 interceptor
问题 Does anybody know if it is possible to change/remove request parameter values in a Struts2 interceptor? The request parameter Map is an instance of UnmodifiableMap so it doesn't look like it can be manipulated with in the interceptor. UPDATE: I'm using Liferay so uParamsMap will be an UnmodifiableMap public String intercept(ActionInvocation invocation) throws Exception { final ActionContext context = invocation.getInvocationContext(); PortletRequest request = (PortletRequest) context.get