/* ***** 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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package org.dcm4che3.tool.ianscp;
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.io.DicomOutputStream;
import org.dcm4che3.net.ApplicationEntity;
import org.dcm4che3.net.Association;
import org.dcm4che3.net.Commands;
import org.dcm4che3.net.Connection;
import org.dcm4che3.net.Device;
import org.dcm4che3.net.Dimse;
import org.dcm4che3.net.Status;
import org.dcm4che3.net.TransferCapability;
import org.dcm4che3.net.pdu.PresentationContext;
import org.dcm4che3.net.service.AbstractDicomService;
import org.dcm4che3.net.service.BasicCEchoSCP;
import org.dcm4che3.net.service.DicomService;
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 IanSCP extends Device {
private static final Logger LOG = LoggerFactory.getLogger(IanSCP.class);
private static ResourceBundle rb =
ResourceBundle.getBundle("org.dcm4che3.tool.ianscp.messages");
private final ApplicationEntity ae = new ApplicationEntity("*");
private final Connection conn = new Connection();
private File storageDir;
private int status;
private final DicomService ianSCP =
new AbstractDicomService(UID.InstanceAvailabilityNotificationSOPClass) {
@Override
public void onDimseRQ(Association as, PresentationContext pc,
Dimse dimse, Attributes cmd, Attributes data)
throws IOException {
if (dimse != Dimse.N_CREATE_RQ)
throw new DicomServiceException(Status.UnrecognizedOperation);
Attributes rsp = Commands.mkNCreateRSP(cmd, status);
Attributes rspAttrs = IanSCP.this.create(as, cmd, data);
as.tryWriteDimseRSP(pc, rsp, rspAttrs);
}
};
public IanSCP() throws IOException {
super("ianscp");
addConnection(conn);
addApplicationEntity(ae);
ae.setAssociationAcceptor(true);
ae.addConnection(conn);
DicomServiceRegistry serviceRegistry = new DicomServiceRegistry();
serviceRegistry.addDicomService(new BasicCEchoSCP());
serviceRegistry.addDicomService(ianSCP);
ae.setDimseRQHandler(serviceRegistry);
}
public void setStorageDirectory(File storageDir) {
if (storageDir != null)
storageDir.mkdirs();
this.storageDir = storageDir;
}
public File getStorageDirectory() {
return storageDir;
}
public void setStatus(int status) {
this.status = status;
}
public static void main(String[] args) {
try {
CommandLine cl = parseComandLine(args);
IanSCP main = new IanSCP();
CLIUtils.configureBindServer(main.conn, main.ae, cl);
CLIUtils.configure(main.conn, cl);
configureTransferCapability(main.ae, cl);
main.setStatus(CLIUtils.getIntOption(cl, "status", 0));
main.setStorageDirectory(getStorageDirectory(cl));
ExecutorService executorService = Executors.newCachedThreadPool();
ScheduledExecutorService scheduledExecutorService =
Executors.newSingleThreadScheduledExecutor();
main.setScheduledExecutor(scheduledExecutorService);
main.setExecutor(executorService);
main.bindConnections();
} catch (ParseException e) {
System.err.println("ianscp: " + e.getMessage());
System.err.println(rb.getString("try"));
System.exit(2);
} catch (Exception e) {
System.err.println("ianscp: " + 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);
addStatusOption(opts);
return CLIUtils.parseComandLine(args, opts, rb, IanSCP.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 addStatusOption(Options opts) {
opts.addOption(OptionBuilder
.hasArg()
.withArgName("code")
.withDescription(rb.getString("status"))
.withLongOpt("status")
.create(null));
}
private static File getStorageDirectory(CommandLine cl) {
return cl.hasOption("ignore")
? null
: new File(cl.getOptionValue("directory", "."));
}
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 (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 Instance Available Notification:", e);
throw new DicomServiceException(Status.ProcessingFailure, e);
} finally {
SafeClose.close(out);
}
return null;
}
}