Example usage for com.vaadin.server VaadinSession addRequestHandler

Introduction

In this page you can find the example usage for com.vaadin.server VaadinSession addRequestHandler.

Prototype

public void addRequestHandler(RequestHandler handler) 

Source Link

Document

Adds a request handler to this session.

Usage

From source file:org.lucidj.vaadinui.GlobalResourceHandlerEx.java

License:Apache License

public boolean hook(VaadinSession session) {
    // We need this ugly hack to be able to override the default global resource handler,
    // so we can put an osgi-aware in place.
    // TODO: FIND OUT WHY GlobalResourceHandler IS SET OUTSIDE VaadinService.createRequestHandlers()
    if (set_field(session, "globalResourceHandler", this)) {
        // Step needed as VaadinSession.getGlobalResourceHandler() shows
        session.addRequestHandler(this);
        return (true);
    }/*ww w.  j  a  va  2s  .c  o m*/
    return (false);
}

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From source file:pl.exsio.plupload.PluploadReceiver.java

License:Open Source License

public static PluploadReceiver getInstance() {
    VaadinSession session = VaadinSession.getCurrent();
    for (RequestHandler handler : session.getRequestHandlers()) {
        if (handler instanceof PluploadReceiver) {
            return (PluploadReceiver) handler;
        }//from   ww  w.  j ava2 s . c  o  m
    }

    PluploadReceiver receiver = new PluploadReceiver();
    session.addRequestHandler(receiver);
    return receiver;
}

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