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.dao; import org.dcm4che.data.Attributes; import org.dcm4chee.archive.common.IDWithIssuer; import org.dcm4chee.archive.common.QueryParam; import org.dcm4chee.archive.entity.Availability; import org.dcm4chee.archive.entity.QPatient; import org.dcm4chee.archive.entity.QStudy; import org.dcm4chee.archive.entity.Utils; import org.dcm4chee.archive.util.query.Builder; import org.hibernate.ScrollableResults; import org.hibernate.StatelessSession; import com.mysema.query.BooleanBuilder; import com.mysema.query.jpa.hibernate.HibernateQuery; /** * @author Gunter Zeilinger <gunterze@gmail.com> */ class StudyQuery extends AbstractQuery { public StudyQuery(QueryService queryService, IDWithIssuer[] pids, Attributes keys, QueryParam queryParam) { super(queryService, query(queryService.session(), pids, keys, queryParam), queryParam, false, QStudy.study.pk, // (0) QStudy.study.numberOfSeries, // (1) QStudy.study.numberOfSeriesA, // (2) QStudy.study.numberOfInstances, // (3) QStudy.study.numberOfInstancesA, // (4) QStudy.study.modalitiesInStudy, // (5) QStudy.study.sopClassesInStudy, // (6) QStudy.study.retrieveAETs, // (7) QStudy.study.externalRetrieveAET, // (8) QStudy.study.availability, // (9) QStudy.study.encodedAttributes, // (10) QPatient.patient.encodedAttributes); // (11) } private static HibernateQuery query(StatelessSession session, IDWithIssuer[] pids, Attributes keys, QueryParam queryParam) { BooleanBuilder builder = new BooleanBuilder(); Builder.addPatientLevelPredicates(builder, pids, keys, queryParam); Builder.addStudyLevelPredicates(builder, keys, queryParam); return new HibernateQuery(session).from(QStudy.study).innerJoin(QStudy.study.patient, QPatient.patient) .where(builder); } @Override protected Attributes toAttributes(ScrollableResults results) { Long studyPk = results.getLong(0); int[] a = { results.getInteger(1), // study.numberOfSeries results.getInteger(2), // study.numberOfSeriesA results.getInteger(3), // study.numberOfInstances results.getInteger(4) }; // study.numberOfInstancesA String modalitiesInStudy = results.getString(5); String sopClassesInStudy = results.getString(6); String retrieveAETs = results.getString(7); String externalRetrieveAET = results.getString(8); Availability availability = (Availability) results.get(9); byte[] studyAttributes = results.getBinary(10); byte[] patientAttributes = results.getBinary(11); Attributes attrs = new Attributes(); Utils.decodeAttributes(attrs, patientAttributes); Utils.decodeAttributes(attrs, studyAttributes); if (a[2] == -1) a = queryService.seriesService().calculateNumberOfStudyRelatedInstances(studyPk); boolean showRejectedInstances = queryParam.isShowRejectedInstances(); int numberOfStudyRelatedInstances = showRejectedInstances ? a[3] : a[2]; // skip match for empty Study if (numberOfStudyRelatedInstances == 0) return null; Utils.setStudyQueryAttributes(attrs, showRejectedInstances ? a[1] : a[0], numberOfStudyRelatedInstances, modalitiesInStudy, sopClassesInStudy); Utils.setRetrieveAET(attrs, retrieveAETs, externalRetrieveAET); Utils.setAvailability(attrs, availability); return attrs; } }