net.smartcosmos.security.user.SmartCosmosUserArgumentResolver Maven / Gradle / Ivy
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Provides Spring Configuration and Annotations making it easier to develop SMART COSMOS Extensions
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package net.smartcosmos.security.user;
import java.nio.file.attribute.UserPrincipalNotFoundException;
import javax.servlet.http.HttpServletRequest;
import org.springframework.core.MethodParameter;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.oauth2.provider.OAuth2Authentication;
import org.springframework.stereotype.Component;
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;
/**
* @author voor
*/
@Component
public class SmartCosmosUserArgumentResolver implements HandlerMethodArgumentResolver {
public boolean supportsParameter(MethodParameter parameter) {
return parameter.getParameterType().equals(SmartCosmosUser.class);
}
@Override
public Object resolveArgument(MethodParameter parameter,
ModelAndViewContainer mavContainer, NativeWebRequest webRequest,
WebDataBinderFactory binderFactory) throws Exception {
HttpServletRequest request = (HttpServletRequest) webRequest.getNativeRequest();
if (null != SecurityContextHolder.getContext()) {
Object principal = SecurityContextHolder.getContext().getAuthentication()
.getPrincipal();
if (principal instanceof OAuth2Authentication) {
principal = ((OAuth2Authentication) principal).getPrincipal();
}
if (principal instanceof SmartCosmosUser) {
return principal;
}
}
throw new UserPrincipalNotFoundException(
"Could not find Smart Cosmos User in current request.");
}
}
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