ph.fingra.statisticsweb.security.CurrentUserHandlerMethodArgumentResolver.java Source code

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Here is the source code for ph.fingra.statisticsweb.security.CurrentUserHandlerMethodArgumentResolver.java

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/**
 * Copyright 2014 tgrape Inc.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *     http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package ph.fingra.statisticsweb.security;

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

public class CurrentUserHandlerMethodArgumentResolver implements HandlerMethodArgumentResolver {

    @Override
    public boolean supportsParameter(MethodParameter methodParameter) {
        return methodParameter.hasParameterAnnotation(ActiveUser.class)
                && methodParameter.getParameterType().equals(FingraphUser.class);
    }

    @Override
    public Object resolveArgument(MethodParameter methodParameter, ModelAndViewContainer mavContainer,
            NativeWebRequest webRequest, WebDataBinderFactory binderFactory) throws Exception {

        if (this.supportsParameter(methodParameter)) {

            //Object principal = SecurityContextHolder.getContext().getAuthentication().getPrincipal();
            //if(!principal.getClass().equals(FingraphUser.class))
            return (FingraphUser) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        } else {
            return WebArgumentResolver.UNRESOLVED;
        }
    }
}