com.github.lothar.security.acl.sample.SampleApplication.java Source code

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/*******************************************************************************
 * Copyright 2002-2016 the original author or authors.
 *
 * 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 com.github.lothar.security.acl.sample;

import static org.elasticsearch.index.query.QueryBuilders.matchQuery;

import javax.persistence.criteria.CriteriaBuilder;
import javax.persistence.criteria.CriteriaQuery;
import javax.persistence.criteria.Predicate;
import javax.persistence.criteria.Root;

import org.elasticsearch.index.query.QueryBuilder;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.context.annotation.Bean;
import org.springframework.data.elasticsearch.repository.config.EnableElasticsearchRepositories;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;

import com.github.lothar.security.acl.SimpleAclStrategy;
import com.github.lothar.security.acl.elasticsearch.ElasticSearchFeature;
import com.github.lothar.security.acl.elasticsearch.repository.AclElasticsearchRepositoryFactoryBean;
import com.github.lothar.security.acl.grant.GrantEvaluator;
import com.github.lothar.security.acl.grant.GrantEvaluatorFeature;
import com.github.lothar.security.acl.jpa.JpaSpecFeature;
import com.github.lothar.security.acl.jpa.repository.AclJpaRepositoryFactoryBean;
import com.github.lothar.security.acl.sample.domain.Customer;
import com.github.lothar.security.acl.sample.grant.CustomerGrantEvaluator;
import com.github.lothar.security.acl.sample.jpa.CustomerRepository;

@SpringBootApplication
@EnableJpaRepositories(value = "com.github.lothar.security.acl.sample.jpa", repositoryFactoryBeanClass = AclJpaRepositoryFactoryBean.class)
@EnableElasticsearchRepositories(value = "com.github.lothar.security.acl.sample.elasticsearch", repositoryFactoryBeanClass = AclElasticsearchRepositoryFactoryBean.class)
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SampleApplication {

    private SimpleAclStrategy customerStrategy = new SimpleAclStrategy();

    public static void main(String[] args) {
        SpringApplication.run(SampleApplication.class, args);
    }

    @Bean
    public SimpleAclStrategy customerStrategy() {
        return customerStrategy;
    }

    @Bean
    public QueryBuilder smithFamilyFilter(ElasticSearchFeature elasticSearchFeature) {
        QueryBuilder smithFamilyFilter = matchQuery("lastName", "Smith");
        customerStrategy.install(elasticSearchFeature, smithFamilyFilter);
        return smithFamilyFilter;
    }

    @Bean
    public Specification<Customer> smithFamilySpec(JpaSpecFeature<Customer> jpaSpecFeature) {
        Specification<Customer> smithFamilySpec = new Specification<Customer>() {
            @Override
            public Predicate toPredicate(Root<Customer> root, CriteriaQuery<?> query, CriteriaBuilder cb) {
                return cb.equal(root.get("lastName"), "Smith");
            }
        };
        customerStrategy.install(jpaSpecFeature, smithFamilySpec);
        return smithFamilySpec;
    }

    @Bean
    public GrantEvaluator smithFamilyGrantEvaluator(CustomerRepository customerRepository,
            GrantEvaluatorFeature grantEvaluatorFeature) {
        GrantEvaluator smithFamilyGrantEvaluator = new CustomerGrantEvaluator(customerRepository);
        customerStrategy.install(grantEvaluatorFeature, smithFamilyGrantEvaluator);
        return smithFamilyGrantEvaluator;
    }

}