001/* ***** BEGIN LICENSE BLOCK *****
002 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
003 *
004 * The contents of this file are subject to the Mozilla Public License Version
005 * 1.1 (the "License"); you may not use this file except in compliance with
006 * the License. You may obtain a copy of the License at
007 * http://www.mozilla.org/MPL/
008 *
009 * Software distributed under the License is distributed on an "AS IS" basis,
010 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
011 * for the specific language governing rights and limitations under the
012 * License.
013 *
014 * The Original Code is part of dcm4che, an implementation of DICOM(TM) in
015 * Java(TM), hosted at https://github.com/gunterze/dcm4che.
016 *
017 * The Initial Developer of the Original Code is
018 * Agfa Healthcare.
019 * Portions created by the Initial Developer are Copyright (C) 2011
020 * the Initial Developer. All Rights Reserved.
021 *
022 * Contributor(s):
023 * See @authors listed below
024 *
025 * Alternatively, the contents of this file may be used under the terms of
026 * either the GNU General Public License Version 2 or later (the "GPL"), or
027 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
028 * in which case the provisions of the GPL or the LGPL are applicable instead
029 * of those above. If you wish to allow use of your version of this file only
030 * under the terms of either the GPL or the LGPL, and not to allow others to
031 * use your version of this file under the terms of the MPL, indicate your
032 * decision by deleting the provisions above and replace them with the notice
033 * and other provisions required by the GPL or the LGPL. If you do not delete
034 * the provisions above, a recipient may use your version of this file under
035 * the terms of any one of the MPL, the GPL or the LGPL.
036 *
037 * ***** END LICENSE BLOCK ***** */
038
039package org.dcm4che3.net.service;
040
041import java.io.IOException;
042
043import org.dcm4che3.data.Attributes;
044import org.dcm4che3.net.Association;
045import org.dcm4che3.net.Dimse;
046import org.dcm4che3.net.PDVInputStream;
047import org.dcm4che3.net.pdu.PresentationContext;
048
049/**
050 * @author Gunter Zeilinger <gunterze@gmail.com>
051 *
052 */
053public abstract class AbstractDicomService implements DicomService {
054
055    private final String[] sopClasses;
056
057    protected AbstractDicomService(String... sopClasses) {
058        this.sopClasses = sopClasses.clone();
059    }
060
061    @Override
062    public final String[] getSOPClasses() {
063        return sopClasses;
064    }
065
066    @Override
067    public void onClose(Association as) {
068        // NOOP
069    }
070
071    @Override
072    public void onDimseRQ(Association as, PresentationContext pc,
073            Dimse dimse, Attributes cmd, PDVInputStream data) throws IOException {
074        onDimseRQ(as, pc, dimse, cmd, readDataset(pc, data));
075    }
076
077    private Attributes readDataset(PresentationContext pc, PDVInputStream data)
078            throws IOException {
079        if (data == null)
080            return null;
081
082        Attributes dataset = data.readDataset(pc.getTransferSyntax());
083        Dimse.LOG.debug("Dataset:\n{}", dataset);
084        return dataset;
085    }
086
087    protected abstract void onDimseRQ(Association as, PresentationContext pc,
088            Dimse dimse, Attributes cmd, Attributes data) throws IOException;
089
090
091}