import org.springframework.security.oauth2.client.token.RequestEnhancer; //导入依赖的package包/类
public IHealthAuthorizationCodeAccessTokenProvider() {

            this.setTokenRequestEnhancer(new RequestEnhancer() {

                @Override
                public void enhance(AccessTokenRequest request,
                        OAuth2ProtectedResourceDetails resource,
                        MultiValueMap<String, String> form, HttpHeaders headers) {

                    form.set("client_id", resource.getClientId());
                    form.set("client_secret", resource.getClientSecret());
                    form.set("redirect_uri", getDefaultRedirectUrl());
                    form.set("state", request.getStateKey());
                }
            });
        }
 

import org.springframework.security.oauth2.client.token.RequestEnhancer; //导入依赖的package包/类
/**
 * A custom enhancer for the authorization request
 * @param authorizationRequestEnhancer
 */
public void setAuthorizationRequestEnhancer(RequestEnhancer authorizationRequestEnhancer) {
	this.authorizationRequestEnhancer = authorizationRequestEnhancer;
}