com.naver.timetable.resolver.UserHandlerMethodArgumentResolver.java Source code

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Here is the source code for com.naver.timetable.resolver.UserHandlerMethodArgumentResolver.java

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/*
 * @(#)UserHandlerMethodArgumentResolver.java $version 2014. 8. 25.
 *
 * Copyright 2007 NHN Corp. All rights Reserved. 
 * NAVER Corp. PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

package com.naver.timetable.resolver;

import org.springframework.core.MethodParameter;
import org.springframework.web.bind.support.WebDataBinderFactory;
import org.springframework.web.context.request.NativeWebRequest;
import org.springframework.web.context.request.RequestAttributes;
import org.springframework.web.method.support.HandlerMethodArgumentResolver;
import org.springframework.web.method.support.ModelAndViewContainer;

import com.naver.timetable.model.User;

/**
 * @author younghan
 */
public class UserHandlerMethodArgumentResolver implements HandlerMethodArgumentResolver {

    /**
     * @param parameter
     * @return
     * @see org.springframework.web.method.support.HandlerMethodArgumentResolver#supportsParameter(org.springframework.core.MethodParameter)
     */
    @Override
    public boolean supportsParameter(MethodParameter parameter) {
        if (parameter.hasParameterAnnotation(SessionUser.class)
                && User.class.isAssignableFrom(parameter.getParameterType())) {
            return true;
        }
        return false;
    }

    /**
     * @param parameter
     * @param mavContainer
     * @param webRequest
     * @param binderFactory
     * @return
     * @throws Exception
     * @see org.springframework.web.method.support.HandlerMethodArgumentResolver#resolveArgument(org.springframework.core.MethodParameter, org.springframework.web.method.support.ModelAndViewContainer, org.springframework.web.context.request.NativeWebRequest, org.springframework.web.bind.support.WebDataBinderFactory)
     */
    @Override
    public Object resolveArgument(MethodParameter parameter, ModelAndViewContainer mavContainer,
            NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {
        User user = (User) webRequest.getAttribute("user", RequestAttributes.SCOPE_SESSION);
        return user;
    }

}