RoleSetExposingSecurityEvaluationContextExtension.java

package com.thinkbiganalytics.metadata.config;

/*-
 * #%L
 * kylo-operational-metadata-jpa
 * %%
 * Copyright (C) 2017 ThinkBig Analytics
 * %%
 * 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.
 * #L%
 */

import org.springframework.security.core.Authentication;
import org.springframework.security.core.context.SecurityContext;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.data.repository.query.SecurityEvaluationContextExtension;

/**
 * Created by ru186002 on 07/04/2017.
 */
public class RoleSetExposingSecurityEvaluationContextExtension extends SecurityEvaluationContextExtension {

    @Override
    public Object getRootObject() {
        Authentication authentication = getAuthentication();
        return new RoleSetExposingSecurityExpressionRoot(authentication);
    }

    private Authentication getAuthentication() {
        SecurityContext context = SecurityContextHolder.getContext();
        return context.getAuthentication();
    }

}