/* ***** 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
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*
* 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) 2012
* the Initial Developer. All Rights Reserved.
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* See @authors listed below
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package org.dcm4che3.tool.mppsscp;
import java.io.File;
import java.io.IOException;
import java.util.Properties;
import java.util.ResourceBundle;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.OptionBuilder;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.dcm4che3.data.Tag;
import org.dcm4che3.data.UID;
import org.dcm4che3.data.Attributes;
import org.dcm4che3.data.IOD;
import org.dcm4che3.data.ValidationResult;
import org.dcm4che3.io.DicomInputStream;
import org.dcm4che3.io.DicomOutputStream;
import org.dcm4che3.net.ApplicationEntity;
import org.dcm4che3.net.Association;
import org.dcm4che3.net.Connection;
import org.dcm4che3.net.Device;
import org.dcm4che3.net.Status;
import org.dcm4che3.net.TransferCapability;
import org.dcm4che3.net.service.BasicCEchoSCP;
import org.dcm4che3.net.service.BasicMPPSSCP;
import org.dcm4che3.net.service.DicomServiceException;
import org.dcm4che3.net.service.DicomServiceRegistry;
import org.dcm4che3.tool.common.CLIUtils;
import org.dcm4che3.util.SafeClose;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* @author Gunter Zeilinger <gunterze@gmail.com>
*
*/
public class MppsSCP {
private static ResourceBundle rb =
ResourceBundle.getBundle("org.dcm4che3.tool.mppsscp.messages");
private static final Logger LOG = LoggerFactory.getLogger(MppsSCP.class);
private final Device device = new Device("mppsscp");
private final ApplicationEntity ae = new ApplicationEntity("*");
private final Connection conn = new Connection();
private File storageDir;
private IOD mppsNCreateIOD;
private IOD mppsNSetIOD;
private final BasicMPPSSCP mppsSCP = new BasicMPPSSCP() {
@Override
protected Attributes create(Association as, Attributes rq,
Attributes rqAttrs, Attributes rsp) throws DicomServiceException {
return MppsSCP.this.create(as, rq, rqAttrs);
}
@Override
protected Attributes set(Association as, Attributes rq, Attributes rqAttrs,
Attributes rsp) throws DicomServiceException {
return MppsSCP.this.set(as, rq, rqAttrs);
}
};
public MppsSCP() throws IOException {
device.addConnection(conn);
device.addApplicationEntity(ae);
ae.setAssociationAcceptor(true);
ae.addConnection(conn);
DicomServiceRegistry serviceRegistry = new DicomServiceRegistry();
serviceRegistry.addDicomService(new BasicCEchoSCP());
serviceRegistry.addDicomService(mppsSCP);
ae.setDimseRQHandler(serviceRegistry);
}
public void setStorageDirectory(File storageDir) {
if (storageDir != null)
storageDir.mkdirs();
this.storageDir = storageDir;
}
public File getStorageDirectory() {
return storageDir;
}
private void setMppsNCreateIOD(IOD mppsNCreateIOD) {
this.mppsNCreateIOD = mppsNCreateIOD;
}
private void setMppsNSetIOD(IOD mppsNSetIOD) {
this.mppsNSetIOD = mppsNSetIOD;
}
public static void main(String[] args) {
try {
CommandLine cl = parseComandLine(args);
MppsSCP main = new MppsSCP();
CLIUtils.configureBindServer(main.conn, main.ae, cl);
CLIUtils.configure(main.conn, cl);
configureTransferCapability(main.ae, cl);
configureStorageDirectory(main, cl);
configureIODs(main, cl);
ExecutorService executorService = Executors.newCachedThreadPool();
ScheduledExecutorService scheduledExecutorService =
Executors.newSingleThreadScheduledExecutor();
main.device.setScheduledExecutor(scheduledExecutorService);
main.device.setExecutor(executorService);
main.device.bindConnections();
} catch (ParseException e) {
System.err.println("mppsscp: " + e.getMessage());
System.err.println(rb.getString("try"));
System.exit(2);
} catch (Exception e) {
System.err.println("mppsscp: " + e.getMessage());
e.printStackTrace();
System.exit(2);
}
}
private static CommandLine parseComandLine(String[] args) throws ParseException {
Options opts = new Options();
CLIUtils.addBindServerOption(opts);
CLIUtils.addAEOptions(opts);
CLIUtils.addCommonOptions(opts);
addStorageDirectoryOptions(opts);
addTransferCapabilityOptions(opts);
addIODOptions(opts);
return CLIUtils.parseComandLine(args, opts, rb, MppsSCP.class);
}
@SuppressWarnings("static-access")
private static void addStorageDirectoryOptions(Options opts) {
opts.addOption(null, "ignore", false,
rb.getString("ignore"));
opts.addOption(OptionBuilder
.hasArg()
.withArgName("path")
.withDescription(rb.getString("directory"))
.withLongOpt("directory")
.create(null));
}
@SuppressWarnings("static-access")
private static void addTransferCapabilityOptions(Options opts) {
opts.addOption(OptionBuilder
.hasArg()
.withArgName("file|url")
.withDescription(rb.getString("sop-classes"))
.withLongOpt("sop-classes")
.create(null));
}
@SuppressWarnings("static-access")
private static void addIODOptions(Options opts) {
opts.addOption(null, "no-validate", false,
rb.getString("no-validate"));
opts.addOption(OptionBuilder
.hasArg()
.withArgName("file|url")
.withDescription(rb.getString("ncreate-iod"))
.withLongOpt("ncreate-iod")
.create(null));
opts.addOption(OptionBuilder
.hasArg()
.withArgName("file|url")
.withDescription(rb.getString("nset-iod"))
.withLongOpt("nset-iod")
.create(null));
}
private static void configureStorageDirectory(MppsSCP main, CommandLine cl) {
if (!cl.hasOption("ignore")) {
main.setStorageDirectory(
new File(cl.getOptionValue("directory", ".")));
}
}
private static void configureIODs(MppsSCP main, CommandLine cl)
throws IOException {
if (!cl.hasOption("no-validate")) {
main.setMppsNCreateIOD(IOD.load(
cl.getOptionValue("mpps-ncreate-iod",
"resource:mpps-ncreate-iod.xml")));
main.setMppsNSetIOD(IOD.load(
cl.getOptionValue("mpps-nset-iod",
"resource:mpps-nset-iod.xml")));
}
}
private static void configureTransferCapability(ApplicationEntity ae,
CommandLine cl) throws IOException {
Properties p = CLIUtils.loadProperties(
cl.getOptionValue("sop-classes",
"resource:sop-classes.properties"),
null);
for (String cuid : p.stringPropertyNames()) {
String ts = p.getProperty(cuid);
ae.addTransferCapability(
new TransferCapability(null,
CLIUtils.toUID(cuid),
TransferCapability.Role.SCP,
CLIUtils.toUIDs(ts)));
}
}
private Attributes create(Association as, Attributes rq, Attributes rqAttrs)
throws DicomServiceException {
if (mppsNCreateIOD != null) {
ValidationResult result = rqAttrs.validate(mppsNCreateIOD);
if (!result.isValid())
throw DicomServiceException.valueOf(result, rqAttrs);
}
if (storageDir == null)
return null;
String cuid = rq.getString(Tag.AffectedSOPClassUID);
String iuid = rq.getString(Tag.AffectedSOPInstanceUID);
File file = new File(storageDir, iuid);
if (file.exists())
throw new DicomServiceException(Status.DuplicateSOPinstance).
setUID(Tag.AffectedSOPInstanceUID, iuid);
DicomOutputStream out = null;
LOG.info("{}: M-WRITE {}", as, file);
try {
out = new DicomOutputStream(file);
out.writeDataset(
Attributes.createFileMetaInformation(iuid, cuid,
UID.ExplicitVRLittleEndian),
rqAttrs);
} catch (IOException e) {
LOG.warn(as + ": Failed to store MPPS:", e);
throw new DicomServiceException(Status.ProcessingFailure, e);
} finally {
SafeClose.close(out);
}
return null;
}
private Attributes set(Association as, Attributes rq, Attributes rqAttrs)
throws DicomServiceException {
if (mppsNSetIOD != null) {
ValidationResult result = rqAttrs.validate(mppsNSetIOD);
if (!result.isValid())
throw DicomServiceException.valueOf(result, rqAttrs);
}
if (storageDir == null)
return null;
String cuid = rq.getString(Tag.RequestedSOPClassUID);
String iuid = rq.getString(Tag.RequestedSOPInstanceUID);
File file = new File(storageDir, iuid);
if (!file.exists())
throw new DicomServiceException(Status.NoSuchObjectInstance).
setUID(Tag.AffectedSOPInstanceUID, iuid);
LOG.info("{}: M-UPDATE {}", as, file);
Attributes data;
DicomInputStream in = null;
try {
in = new DicomInputStream(file);
data = in.readDataset(-1, -1);
} catch (IOException e) {
LOG.warn(as + ": Failed to read MPPS:", e);
throw new DicomServiceException(Status.ProcessingFailure, e);
} finally {
SafeClose.close(in);
}
if (!"IN PROGRESS".equals(data.getString(Tag.PerformedProcedureStepStatus)))
BasicMPPSSCP.mayNoLongerBeUpdated();
data.addAll(rqAttrs);
DicomOutputStream out = null;
try {
out = new DicomOutputStream(file);
out.writeDataset(
Attributes.createFileMetaInformation(iuid, cuid, UID.ExplicitVRLittleEndian),
data);
} catch (IOException e) {
LOG.warn(as + ": Failed to update MPPS:", e);
throw new DicomServiceException(Status.ProcessingFailure, e);
} finally {
SafeClose.close(out);
}
return null;
}
}