Java tutorial
/* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (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.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is part of dcm4che, an implementation of DICOM(TM) in * Java(TM), hosted at https://github.com/gunterze/dcm4che. * * The Initial Developer of the Original Code is * Agfa Healthcare. * Portions created by the Initial Developer are Copyright (C) 2011 * the Initial Developer. All Rights Reserved. * * Contributor(s): * See @authors listed below * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ package org.dcm4chee.archive.query.impl; import org.dcm4che3.data.Attributes; import org.dcm4chee.archive.conf.ArchiveDeviceExtension; import org.dcm4chee.archive.conf.PrivateTag; import org.dcm4chee.archive.entity.QSeries; import org.dcm4chee.archive.entity.QSeriesQueryAttributes; import org.dcm4chee.archive.entity.QStudy; import org.dcm4chee.archive.entity.QStudyQueryAttributes; import org.dcm4chee.archive.entity.Series; import org.dcm4chee.archive.entity.SeriesQueryAttributes; import org.dcm4chee.archive.entity.StudyQueryAttributes; import org.dcm4chee.archive.entity.Utils; import org.dcm4chee.archive.query.QueryContext; import org.dcm4chee.archive.query.util.QueryBuilder; import org.dcm4chee.storage.conf.Availability; import org.hibernate.ScrollableResults; import org.hibernate.StatelessSession; import com.mysema.query.BooleanBuilder; import com.mysema.query.jpa.hibernate.HibernateQuery; import com.mysema.query.types.Expression; import com.mysema.query.types.Predicate; import java.util.Date; /** * @author Gunter Zeilinger <gunterze@gmail.com> */ class SeriesQuery extends AbstractQuery<Series> { private static final Expression<?>[] SELECT = { QStudy.study.pk, // (0) QSeries.series.pk, // (1) QSeriesQueryAttributes.seriesQueryAttributes.numberOfInstances, // (2) QStudyQueryAttributes.studyQueryAttributes.numberOfInstances, // (3) QStudyQueryAttributes.studyQueryAttributes.numberOfSeries, // (4) QStudyQueryAttributes.studyQueryAttributes.modalitiesInStudy, // (5) QStudyQueryAttributes.studyQueryAttributes.sopClassesInStudy, // (6) QStudyQueryAttributes.studyQueryAttributes.numberOfVisibleInstances, // (7) QStudyQueryAttributes.studyQueryAttributes.lastUpdateTime, // (8) QSeriesQueryAttributes.seriesQueryAttributes.retrieveAETs, // (9) QSeriesQueryAttributes.seriesQueryAttributes.availability, // (10) QSeriesQueryAttributes.seriesQueryAttributes.numberOfVisibleInstances, // (11) QSeriesQueryAttributes.seriesQueryAttributes.lastUpdateTime, // (12) QueryBuilder.seriesAttributesBlob.encodedAttributes, // (13) QueryBuilder.studyAttributesBlob.encodedAttributes, // (14) QueryBuilder.patientAttributesBlob.encodedAttributes // (15) }; private Long studyPk; private Attributes studyAttrs; public SeriesQuery(QueryContext context, StatelessSession session) { super(context, session, QSeries.series); } @Override protected Expression<?>[] select() { return SELECT; } @Override protected HibernateQuery applyJoins(HibernateQuery query) { query = QueryBuilder.applySeriesLevelJoins(query, context.getKeys(), context.getQueryParam()); query = QueryBuilder.applyStudyLevelJoins(query, context.getKeys(), context.getQueryParam()); query = QueryBuilder.applyPatientLevelJoins(query, context.getKeys(), context.getQueryParam()); return query; } @Override protected Predicate predicate() { BooleanBuilder builder = new BooleanBuilder(); QueryBuilder.addPatientLevelPredicates(builder, context.getPatientIDs(), context.getKeys(), context.getQueryParam()); QueryBuilder.addStudyLevelPredicates(builder, context.getKeys(), context.getQueryParam()); QueryBuilder.addSeriesLevelPredicates(builder, context.getKeys(), context.getQueryParam()); return builder; } @Override public Attributes toAttributes(ScrollableResults results, QueryContext context) { Long studyPk = results.getLong(0); Long seriesPk = results.getLong(1); Integer numberOfInstancesI = results.getInteger(2); int numberOfSeriesRelatedInstances; String retrieveAETs; Availability availability; int numberOfSeriesVisibleInstances; Date seriesLastUpdateTime; if (numberOfInstancesI != null) { numberOfSeriesRelatedInstances = numberOfInstancesI; if (numberOfSeriesRelatedInstances == 0) return null; retrieveAETs = results.getString(9); availability = (Availability) results.get(10); numberOfSeriesVisibleInstances = results.getInteger(11); seriesLastUpdateTime = results.getDate(12); } else { SeriesQueryAttributes seriesView = context.getQueryService().createSeriesView(seriesPk, context.getQueryParam()); numberOfSeriesRelatedInstances = seriesView.getNumberOfInstances(); if (numberOfSeriesRelatedInstances == 0) return null; retrieveAETs = seriesView.getRawRetrieveAETs(); availability = seriesView.getAvailability(); numberOfSeriesVisibleInstances = seriesView.getNumberOfVisibleInstances(); seriesLastUpdateTime = seriesView.getLastUpdateTime(); } byte[] seriesAttributes = results.getBinary(13); if (!studyPk.equals(this.studyPk)) { this.studyAttrs = toStudyAttributes(studyPk, results, context); this.studyPk = studyPk; } Attributes seriesAttrs = new Attributes(); Utils.decodeAttributes(seriesAttrs, seriesAttributes); Attributes attrs = Utils.mergeAndNormalize(studyAttrs, seriesAttrs); ArchiveDeviceExtension ade = context.getArchiveAEExtension().getApplicationEntity().getDevice() .getDeviceExtension(ArchiveDeviceExtension.class); Utils.setSeriesQueryAttributes(attrs, numberOfSeriesRelatedInstances, numberOfSeriesVisibleInstances, ade.getPrivateDerivedFields().findSeriesNumberOfVisibleInstancesTag(), seriesLastUpdateTime, ade.getPrivateDerivedFields().findSeriesUpdateTimeTag()); Utils.setRetrieveAET(attrs, retrieveAETs); Utils.setAvailability(attrs, availability); return attrs; } private Attributes toStudyAttributes(Long studyPk, ScrollableResults results, QueryContext context) { Integer numberOfInstancesI = results.getInteger(3); int numberOfStudyRelatedInstances; int numberOfStudyRelatedSeries; String modalitiesInStudy; String sopClassesInStudy; int numberOfStudyVisibleInstances; Date studyLastUpdateTime; if (numberOfInstancesI != null) { numberOfStudyRelatedInstances = numberOfInstancesI; numberOfStudyRelatedSeries = results.getInteger(4); modalitiesInStudy = results.getString(5); sopClassesInStudy = results.getString(6); numberOfStudyVisibleInstances = results.getInteger(7); studyLastUpdateTime = results.getDate(8); } else { StudyQueryAttributes studyView = context.getQueryService().createStudyView(studyPk, context.getQueryParam()); numberOfStudyRelatedInstances = studyView.getNumberOfInstances(); numberOfStudyRelatedSeries = studyView.getNumberOfSeries(); modalitiesInStudy = studyView.getRawModalitiesInStudy(); sopClassesInStudy = studyView.getRawSOPClassesInStudy(); numberOfStudyVisibleInstances = studyView.getNumberOfVisibleInstances(); studyLastUpdateTime = studyView.getLastUpdateTime(); } byte[] studyByteAttributes = results.getBinary(14); byte[] patientByteAttributes = results.getBinary(15); Attributes patientAttrs = new Attributes(); Attributes studyAttrs = new Attributes(); Utils.decodeAttributes(patientAttrs, patientByteAttributes); Utils.decodeAttributes(studyAttrs, studyByteAttributes); Attributes attrs = Utils.mergeAndNormalize(patientAttrs, studyAttrs); ArchiveDeviceExtension ade = context.getArchiveAEExtension().getApplicationEntity().getDevice() .getDeviceExtension(ArchiveDeviceExtension.class); Utils.setStudyQueryAttributes(attrs, numberOfStudyRelatedSeries, numberOfStudyRelatedInstances, modalitiesInStudy, sopClassesInStudy, numberOfStudyVisibleInstances, ade.getPrivateDerivedFields().findStudyNumberOfVisibleInstancesTag(), studyLastUpdateTime, ade.getPrivateDerivedFields().findStudyUpdateTimeTag()); return attrs; } }