Example usage for org.apache.wicket.request IExceptionMapper IExceptionMapper

Introduction

In this page you can find the example usage for org.apache.wicket.request IExceptionMapper IExceptionMapper.

Prototype

IExceptionMapper

Source Link

Usage

From source file:gr.abiss.calipso.wicket.CalipsoApplication.java

License:Open Source License

/**
 * Maps exceptions to pages.//ww w. j a  va  2 s . c om
 */
@Override
public IProvider<IExceptionMapper> getExceptionMapperProvider() {
    return new IProvider<IExceptionMapper>() {
        @Override
        public IExceptionMapper get() {
            return new IExceptionMapper() {
                final DefaultExceptionMapper def = new DefaultExceptionMapper();

                @Override
                public IRequestHandler map(Exception ex) {
                    PageParameters par = new PageParameters().add("ex", ex);
                    boolean couldNotLock = false;
                    if (ex.getClass().equals(CouldNotLockPageException.class)) {
                        couldNotLock = true;
                    } else if (ex.getCause() != null
                            && (ex.getCause().getClass().equals(CouldNotLockPageException.class)
                                    || (ex.getCause().getCause() != null && ex.getCause().getCause().getClass()
                                            .equals(CouldNotLockPageException.class)))) {
                        couldNotLock = true;

                    }

                    if (couldNotLock) {
                        Request request = RequestCycle.get().getRequest();
                        HttpServletRequest httpRequest = ((ServletWebRequest) request).getContainerRequest();
                        logger.error("Page lock timed out, invalidating session");
                        if (httpRequest.getSession(false) != null) {
                            httpRequest.getSession().invalidate();
                        }
                        return new RenderPageRequestHandler(new PageProvider(LoginPage.class, par));
                    }
                    return def.map(ex);
                }
            };
        }
    };
}

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