Example usage for org.springframework.web.servlet HandlerExecutionChain HandlerExecutionChain

Introduction

In this page you can find the example usage for org.springframework.web.servlet HandlerExecutionChain HandlerExecutionChain.

Prototype

public HandlerExecutionChain(Object handler, @Nullable HandlerInterceptor... interceptors) 

Source Link

Document

Create a new HandlerExecutionChain.

Usage

From source file:org.withinsea.izayoi.adapter.springmvc.SpringIzayoiDispatcherFilter.java

@Override
protected HandlerExecutionChain getHandler(HttpServletRequest request, boolean cache) throws Exception {
    HandlerExecutionChain mappedHandler = super.getHandler(request, cache);
    if (mappedHandler == null || mappedHandler.getHandler() == null) {
        return mappedHandler;
    } else {// w w w .ja  v  a 2 s .  c o m
        HandlerInterceptor[] originalInterceptors = mappedHandler.getInterceptors();
        HandlerInterceptor[] interceptors = new HandlerInterceptor[originalInterceptors.length + 1];
        interceptors[0] = izayoiInterceptor;
        System.arraycopy(originalInterceptors, 0, interceptors, 1, originalInterceptors.length);
        return new HandlerExecutionChain(mappedHandler.getHandler(), interceptors);
    }
}

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From source file:org.broadleafcommerce.openadmin.security.CompatibleGWTSecuredHandler.java

@Override
protected Object getHandlerInternal(HttpServletRequest request) throws Exception {
    Object handlerWrapper;/*from w  w w .  j  a  v a2 s  .  c  o  m*/
    if ("true".equalsIgnoreCase(useJRebelCompatibilityMode)) {
        handlerWrapper = getMyHandlerInternal(request);
    } else {
        handlerWrapper = super.getHandlerInternal(request);
    }
    if (handlerWrapper instanceof HandlerExecutionChain) {
        final Object handler = ((HandlerExecutionChain) handlerWrapper).getHandler();
        if (handler instanceof GWTRPCServiceExporter) {
            final DefaultConverters defaultConverters = new DefaultConverters();
            final Transmorph transmorph = new Transmorph(this.getClass().getClassLoader(), defaultConverters);

            BeanToBeanMapping beanToBeanMapping = null;
            beanToBeanMapping = new BeanToBeanMapping(CompatibleGWTSecuredRPCServiceExporter.class,
                    GWTRPCServiceExporter.class);
            defaultConverters.getBeanToBean().addBeanToBeanMapping(beanToBeanMapping);

            beanToBeanMapping = new BeanToBeanMapping(GWTRPCServiceExporter.class,
                    CompatibleGWTSecuredRPCServiceExporter.class);
            defaultConverters.getBeanToBean().addBeanToBeanMapping(beanToBeanMapping);

            final CompatibleGWTSecuredRPCServiceExporter wrapper = transmorph.convert(handler,
                    CompatibleGWTSecuredRPCServiceExporter.class);
            wrapper.afterPropertiesSet();

            return new HandlerExecutionChain(wrapper,
                    ((HandlerExecutionChain) handlerWrapper).getInterceptors());
        }
    }
    return handlerWrapper;
}

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From source file:org.springframework.web.servlet.handler.AbstractHandlerMapping.java

/**
 * Look up a handler for the given request, falling back to the default
 * handler if no specific one is found.//  w ww .  j  a v a  2  s. co  m
 * @param request current HTTP request
 * @return the looked up handler instance, or the default handler
 * @see #getHandlerInternal
 */
public final HandlerExecutionChain getHandler(HttpServletRequest request) throws Exception {
    Object handler = getHandlerInternal(request);
    if (handler == null) {
        handler = this.defaultHandler;
    }
    if (handler == null) {
        return null;
    }
    // bean name of resolved handler?
    if (handler instanceof String) {
        String handlerName = (String) handler;
        handler = getApplicationContext().getBean(handlerName);
    }
    return new HandlerExecutionChain(handler, this.interceptors);
}

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