QCContextImpl.java

//
/* ***** 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.qc.impl;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.Date;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

import org.dcm4che3.data.Attributes;
import org.dcm4chee.archive.dto.QCEventInstance;
import org.dcm4chee.archive.entity.Instance;
import org.dcm4chee.archive.entity.history.UpdateHistory;
import org.dcm4chee.archive.entity.history.UpdateHistory.UpdateScope;
import org.dcm4chee.archive.qc.QCEvent;
import org.dcm4chee.archive.qc.QCOperationContext;
import org.dcm4chee.archive.qc.QC_OPERATION;
import org.dcm4chee.archive.sc.impl.BasicStructuralChangeContext;

/**
 * @author Alexander Hoermandinger <alexander.hoermandinger@agfa.com>
 *
 */
public class QCContextImpl extends BasicStructuralChangeContext implements QCOperationContext {
    private Attributes updateAttributes;
    
    private Set<org.dcm4chee.archive.entity.Instance> rejectionNotes = Collections.emptySet();
    
    public void addRejectionNotes(Collection<Instance> rejectionNotes) {
        if(this.rejectionNotes == Collections.<Instance>emptySet()) {
            this.rejectionNotes = new HashSet<>(rejectionNotes);
        } else {
            this.rejectionNotes.addAll(rejectionNotes);
        }
    }
    
    public void addRejectionNote(Instance rejectionNote) {
        if(this.rejectionNotes == Collections.<Instance>emptySet()) {
            this.rejectionNotes = new HashSet<>();
        }
        
        this.rejectionNotes.add(rejectionNote);
    }
    
    public void setUpdateAttributes(Attributes updateAttrs) {
        this.updateAttributes = updateAttrs;
    }
    
    public static QCEvent toQCEvent(QCOperationContext qcContext) {
        QCEvent.QCOperation qcOperation = QCEvent.QCOperation.valueOf(qcContext.getChangeTypeValue(QC_OPERATION.class).toString());
        UpdateHistory.UpdateScope qcUpdateScope = qcContext.getChangeTypeValue(UpdateScope.class);
        String updateScope = (qcUpdateScope != null) ? qcUpdateScope.toString() : null;
     
        List<QCEventInstance> qcSourceInstances = new ArrayList<>();
        for (InstanceIdentifier sourceInstance : qcContext.getSourceInstances()) {
            QCEventInstance qcInstance = new QCEventInstance(sourceInstance.getSopInstanceUID(),
                    sourceInstance.getSeriesInstanceUID(), sourceInstance.getStudyInstanceUID());
            qcSourceInstances.add(qcInstance);
        }
        
        List<QCEventInstance> qcTargetInstances = new ArrayList<>();
        for (InstanceIdentifier targetInstance : qcContext.getTargetInstances()) {
            QCEventInstance qcInstance = new QCEventInstance(targetInstance.getSopInstanceUID(),
                    targetInstance.getSeriesInstanceUID(), targetInstance.getStudyInstanceUID());
            qcTargetInstances.add(qcInstance);
        }
        
        Attributes updateAttrs = qcContext.getUpdateAttributes();
        
        QCEvent qcEvent = new QCEvent(qcOperation, updateScope, updateAttrs, qcSourceInstances, qcTargetInstances);
        
        for(org.dcm4chee.archive.entity.Instance rejNote : qcContext.getRejectionNotes()) {
            qcEvent.addRejectionNote(rejNote);
        }
        
        return qcEvent;
    }
    
    public static class Builder {
        private final QCContextImpl qcContext;
        
        public Builder(Enum<?>... changeTypes) {
            qcContext = new QCContextImpl(changeTypes);
        }
        
        public Builder addSourceInstances(Collection<InstanceIdentifier> srcInstances) {
            qcContext.addSourceInstances(srcInstances);
            return this;
        }
        
        public Builder addTargetInstances(Collection<InstanceIdentifier> targetInstances) {
            qcContext.addTargetInstances(targetInstances);
            return this;
        }
        
        public Builder addRejectionNote(Instance rejNote) {
            if(rejNote != null) {
                qcContext.addRejectionNote(rejNote);
            }
            return this;
        }
        
        public Builder addRejectionNotes(Collection<Instance> rejNotes) {
            qcContext.addRejectionNotes(rejNotes);
            return this;
        }
        
        public Builder updateAttributes(Attributes updateAttrs) {
            qcContext.setUpdateAttributes(updateAttrs);
            return this;
        }
        
        public QCOperationContext build() {
            return qcContext;
        }
     }
    
    private QCContextImpl(Enum<?>... qcOperations) {
        super(qcOperations);
    }
    
    @Override
    public Set<org.dcm4chee.archive.entity.Instance> getRejectionNotes() {
        return rejectionNotes;
    }
    
    @Override
    public Attributes getUpdateAttributes() {
        return updateAttributes;
    }
    
    @Override
    public String toString() {
        String str = "QCContext[ operation: "+ Arrays.toString(getChangeTypeHierarchy()) 
                + "\n timestamp: " + new Date(getTimestamp()).toString() 
                + "\n updateAttributes : " + (updateAttributes == null ? "No Info" : updateAttributes.toString())
                + "\n operation successfully applied on the following instances : \n" + toString(getSourceInstances())
                + "\n resulting in the following instances : \n" + toString(getTargetInstances())
                + "]";
                return str;
    }

    private static String toString(Collection<InstanceIdentifier> insts) {
        StringBuffer buf = new StringBuffer();
        buf.append("[");
        for (InstanceIdentifier inst : insts) {
            buf.append(inst.toString() + "\n");
        }
        buf.append("]");
        return buf.toString();
    }

}