| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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 org.apache.syncope.core.persistence.jpa.dao; |
| |
| import java.sql.Clob; |
| import java.sql.SQLException; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.stream.Collectors; |
| import javax.persistence.Query; |
| import javax.persistence.TypedQuery; |
| import org.apache.commons.lang3.StringUtils; |
| import org.apache.syncope.common.lib.log.AuditEntry; |
| import org.apache.syncope.common.lib.types.AuditElements; |
| import org.apache.syncope.common.lib.types.LoggerLevel; |
| import org.apache.syncope.common.lib.types.LoggerType; |
| import org.apache.syncope.core.persistence.api.dao.LoggerDAO; |
| import org.apache.syncope.core.persistence.api.dao.search.OrderByClause; |
| import org.apache.syncope.core.persistence.api.entity.Logger; |
| import org.apache.syncope.core.persistence.jpa.entity.JPALogger; |
| import org.apache.syncope.core.provisioning.api.serialization.POJOHelper; |
| import org.springframework.transaction.annotation.Transactional; |
| |
| public class JPALoggerDAO extends AbstractDAO<Logger> implements LoggerDAO { |
| |
| protected static class MessageCriteriaBuilder { |
| |
| protected final StringBuilder query = new StringBuilder(); |
| |
| protected String andIfNeeded() { |
| return query.length() == 0 ? " " : " AND "; |
| } |
| |
| protected MessageCriteriaBuilder entityKey(final String entityKey) { |
| if (entityKey != null) { |
| query.append(andIfNeeded()).append(AUDIT_MESSAGE_COLUMN). |
| append(" LIKE '%key%").append(entityKey).append("%'"); |
| } |
| return this; |
| } |
| |
| public MessageCriteriaBuilder type(final AuditElements.EventCategoryType type) { |
| if (type != null) { |
| query.append(andIfNeeded()).append(AUDIT_MESSAGE_COLUMN). |
| append(" LIKE '%\"type\":\"").append(type.name()).append("\"%'"); |
| } |
| return this; |
| } |
| |
| public MessageCriteriaBuilder category(final String category) { |
| if (StringUtils.isNotBlank(category)) { |
| query.append(andIfNeeded()).append(AUDIT_MESSAGE_COLUMN). |
| append(" LIKE '%\"category\":\"").append(category).append("\"%'"); |
| } |
| return this; |
| } |
| |
| public MessageCriteriaBuilder subcategory(final String subcategory) { |
| if (StringUtils.isNotBlank(subcategory)) { |
| query.append(andIfNeeded()).append(AUDIT_MESSAGE_COLUMN). |
| append(" LIKE '%\"subcategory\":\"").append(subcategory).append("\"%'"); |
| } |
| return this; |
| } |
| |
| public MessageCriteriaBuilder events(final List<String> events) { |
| if (!events.isEmpty()) { |
| query.append(andIfNeeded()).append("( "). |
| append(events.stream(). |
| map(event -> AUDIT_MESSAGE_COLUMN + " LIKE '%\"event\":\"" + event + "\"%'"). |
| collect(Collectors.joining(" OR "))). |
| append(" )"); |
| } |
| return this; |
| } |
| |
| public MessageCriteriaBuilder result(final AuditElements.Result result) { |
| if (result != null) { |
| query.append(andIfNeeded()).append(AUDIT_MESSAGE_COLUMN). |
| append(" LIKE '%\"result\":\"").append(result.name()).append("\"%' "); |
| } |
| return this; |
| } |
| |
| public String build() { |
| return query.toString(); |
| } |
| } |
| |
| @Override |
| public Logger find(final String key) { |
| return entityManager().find(JPALogger.class, key); |
| } |
| |
| @Override |
| public List<Logger> findAll(final LoggerType type) { |
| TypedQuery<Logger> query = entityManager().createQuery( |
| "SELECT e FROM " + JPALogger.class.getSimpleName() + " e WHERE e.type=:type", Logger.class); |
| query.setParameter("type", type); |
| return query.getResultList(); |
| } |
| |
| @Override |
| public Logger save(final Logger logger) { |
| // Audit loggers must be either OFF or DEBUG, no more options |
| if (LoggerType.AUDIT == logger.getType() && LoggerLevel.OFF != logger.getLevel()) { |
| logger.setLevel(LoggerLevel.DEBUG); |
| } |
| return entityManager().merge(logger); |
| } |
| |
| @Override |
| public void delete(final Logger logger) { |
| entityManager().remove(logger); |
| } |
| |
| @Override |
| public void delete(final String key) { |
| Logger logger = find(key); |
| if (logger == null) { |
| return; |
| } |
| |
| delete(logger); |
| } |
| |
| protected MessageCriteriaBuilder messageCriteriaBuilder(final String entityKey) { |
| return new MessageCriteriaBuilder().entityKey(entityKey); |
| } |
| |
| @Override |
| public int countAuditEntries( |
| final String entityKey, |
| final AuditElements.EventCategoryType type, |
| final String category, |
| final String subcategory, |
| final List<String> events, |
| final AuditElements.Result result) { |
| |
| String queryString = "SELECT COUNT(0)" |
| + " FROM " + AUDIT_TABLE |
| + " WHERE " + messageCriteriaBuilder(entityKey). |
| type(type). |
| category(category). |
| subcategory(subcategory). |
| result(result). |
| events(events). |
| build(); |
| Query countQuery = entityManager().createNativeQuery(queryString); |
| |
| return ((Number) countQuery.getSingleResult()).intValue(); |
| } |
| |
| protected String select() { |
| return AUDIT_MESSAGE_COLUMN; |
| } |
| |
| @Transactional(readOnly = true) |
| @Override |
| public List<AuditEntry> findAuditEntries( |
| final String entityKey, |
| final int page, |
| final int itemsPerPage, |
| final AuditElements.EventCategoryType type, |
| final String category, |
| final String subcategory, |
| final List<String> events, |
| final AuditElements.Result result, |
| final List<OrderByClause> orderByClauses) { |
| |
| String queryString = "SELECT " + select() |
| + " FROM " + AUDIT_TABLE |
| + " WHERE " + messageCriteriaBuilder(entityKey). |
| type(type). |
| category(category). |
| subcategory(subcategory). |
| result(result). |
| events(events). |
| build(); |
| if (!orderByClauses.isEmpty()) { |
| queryString += " ORDER BY " + orderByClauses.stream(). |
| map(orderBy -> orderBy.getField() + ' ' + orderBy.getDirection().name()). |
| collect(Collectors.joining(",")); |
| } |
| |
| Query query = entityManager().createNativeQuery(queryString); |
| query.setFirstResult(itemsPerPage * (page <= 0 ? 0 : page - 1)); |
| if (itemsPerPage >= 0) { |
| query.setMaxResults(itemsPerPage); |
| } |
| |
| @SuppressWarnings("unchecked") |
| List<Object> entries = query.getResultList(); |
| return entries.stream().map(row -> { |
| String value; |
| if (row instanceof Clob) { |
| Clob clob = (Clob) row; |
| try { |
| value = clob.getSubString(1, (int) clob.length()); |
| } catch (SQLException e) { |
| LOG.error("Unexpected error reading Audit Entry for entity key {}", entityKey, e); |
| return null; |
| } |
| } else { |
| value = row.toString(); |
| } |
| return POJOHelper.deserialize(value, AuditEntry.class); |
| }).filter(Objects::nonNull).collect(Collectors.toList()); |
| } |
| } |