org.isisaddons.module.audit.dom.AuditingServiceRepository.java Source code

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Here is the source code for org.isisaddons.module.audit.dom.AuditingServiceRepository.java

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/*
 *  Copyright 2016 Dan Haywood
 *
 *  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 org.isisaddons.module.audit.dom;

import java.sql.Timestamp;
import java.util.List;
import java.util.UUID;

import javax.inject.Inject;

import org.joda.time.LocalDate;

import org.apache.isis.applib.annotation.DomainService;
import org.apache.isis.applib.annotation.NatureOfService;
import org.apache.isis.applib.annotation.Programmatic;
import org.apache.isis.applib.query.Query;
import org.apache.isis.applib.query.QueryDefault;
import org.apache.isis.applib.services.bookmark.Bookmark;
import org.apache.isis.applib.services.repository.RepositoryService;

/**
 * Provides supporting functionality for querying {@link AuditEntry audit entry} entities.
 *
 * <p>
 * This supporting service with no UI and no side-effects, and there are no other implementations of the service,
 * thus has been annotated with {@link org.apache.isis.applib.annotation.DomainService}.  This means that there is no
 * need to explicitly register it as a service (eg in <tt>isis.properties</tt>).
 */
@DomainService(nature = NatureOfService.DOMAIN)
public class AuditingServiceRepository {

    public List<AuditEntry> findRecentByTargetAndPropertyId(final Bookmark target, final String propertyId) {
        final String targetStr = target.toString();
        return repositoryService.allMatches(new QueryDefault<>(AuditEntry.class, "findRecentByTargetAndPropertyId",
                "targetStr", targetStr, "propertyId", propertyId));
    }

    @Programmatic
    public List<AuditEntry> findByTransactionId(final UUID transactionId) {
        return repositoryService.allMatches(
                new QueryDefault<>(AuditEntry.class, "findByTransactionId", "transactionId", transactionId));
    }

    @Programmatic
    public List<AuditEntry> findByTargetAndFromAndTo(final Bookmark target, final LocalDate from,
            final LocalDate to) {
        final String targetStr = target.toString();
        final Timestamp fromTs = toTimestampStartOfDayWithOffset(from, 0);
        final Timestamp toTs = toTimestampStartOfDayWithOffset(to, 1);

        final Query<AuditEntry> query;
        if (from != null) {
            if (to != null) {
                query = new QueryDefault<>(AuditEntry.class, "findByTargetAndTimestampBetween", "targetStr",
                        targetStr, "from", fromTs, "to", toTs);
            } else {
                query = new QueryDefault<>(AuditEntry.class, "findByTargetAndTimestampAfter", "targetStr",
                        targetStr, "from", fromTs);
            }
        } else {
            if (to != null) {
                query = new QueryDefault<>(AuditEntry.class, "findByTargetAndTimestampBefore", "targetStr",
                        targetStr, "to", toTs);
            } else {
                query = new QueryDefault<>(AuditEntry.class, "findByTarget", "targetStr", targetStr);
            }
        }
        return repositoryService.allMatches(query);
    }

    @Programmatic
    public List<AuditEntry> findByFromAndTo(final LocalDate from, final LocalDate to) {
        final Timestamp fromTs = toTimestampStartOfDayWithOffset(from, 0);
        final Timestamp toTs = toTimestampStartOfDayWithOffset(to, 1);

        final Query<AuditEntry> query;
        if (from != null) {
            if (to != null) {
                query = new QueryDefault<>(AuditEntry.class, "findByTimestampBetween", "from", fromTs, "to", toTs);
            } else {
                query = new QueryDefault<>(AuditEntry.class, "findByTimestampAfter", "from", fromTs);
            }
        } else {
            if (to != null) {
                query = new QueryDefault<>(AuditEntry.class, "findByTimestampBefore", "to", toTs);
            } else {
                query = new QueryDefault<>(AuditEntry.class, "find");
            }
        }
        return repositoryService.allMatches(query);
    }

    private static Timestamp toTimestampStartOfDayWithOffset(final LocalDate dt, final int daysOffset) {
        return dt != null ? new java.sql.Timestamp(dt.toDateTimeAtStartOfDay().plusDays(daysOffset).getMillis())
                : null;
    }

    @Inject
    RepositoryService repositoryService;

}