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Struts 2.5.10 FileUploadInterceptor
// intercept(...) method from Struts 2.5.10
// https://github.com/apache/struts/blob/f0f4e9ece77000e0eb0071bf233ed4b9bc9c8205/core/src/main/java/org/apache/struts2/interceptor/FileUploadInterceptor.java#L264
public String intercept(ActionInvocation invocation) throws Exception {
ActionContext ac = invocation.getInvocationContext();
HttpServletRequest request = (HttpServletRequest) ac.get(ServletActionContext.HTTP_REQUEST);
if (!(request instanceof MultiPartRequestWrapper)) {
if (LOG.isDebugEnabled()) {
ActionProxy proxy = invocation.getProxy();
LOG.debug(getTextMessage("struts.messages.bypass.request", new String[]{proxy.getNamespace(), proxy.getActionName()}));
}
return invocation.invoke();
}
ValidationAware validation = null;
Object action = invocation.getAction();
if (action instanceof ValidationAware) {
validation = (ValidationAware) action;
}
MultiPartRequestWrapper multiWrapper = (MultiPartRequestWrapper) request;
if (multiWrapper.hasErrors()) {
for (LocalizedMessage error : multiWrapper.getErrors()) {
if (validation != null) {
validation.addActionError(LocalizedTextUtil.findText(error.getClazz(), error.getTextKey(), ActionContext.getContext().getLocale(), error.getDefaultMessage(), error.getArgs()));
}
}
}
// ...
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