com.orltom.sandbox.springboot.data.hibernate.EntityInterceptor.java Source code

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Here is the source code for com.orltom.sandbox.springboot.data.hibernate.EntityInterceptor.java

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/*
 * Copyright 20.09.16
 *
 * 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.orltom.sandbox.springboot.data.hibernate;

import org.hibernate.EmptyInterceptor;
import org.hibernate.type.Type;
import org.slf4j.LoggerFactory;
import org.springframework.security.core.context.SecurityContextHolder;

import java.io.Serializable;
import java.util.Optional;

public class EntityInterceptor extends EmptyInterceptor {

    private static final org.slf4j.Logger log = LoggerFactory.getLogger(EntityInterceptor.class);

    @Override
    public boolean onLoad(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {

        getUsername().ifPresent(u -> log.info(">>> User '{}' get Person with ID '{}'", u, id));
        return true;
    }

    @Override
    public void onDelete(Object entity, Serializable id, Object[] state, String[] propertyNames, Type[] types) {

        getUsername().ifPresent(u -> log.info(">>> User '{}' delete Person with ID '{}'", u, id));
    }

    private Optional<String> getUsername() {
        if (SecurityContextHolder.getContext() != null
                && SecurityContextHolder.getContext().getAuthentication() != null) {
            return Optional.of(SecurityContextHolder.getContext().getAuthentication().getName());
        }
        return Optional.empty();
    }
}