diff Samples/Dcm4Che/src/main/java/Main.java @ 10:6b9433432ee0

added dcm4che sample
author Sebastien Jodogne <s.jodogne@gmail.com>
date Thu, 19 Oct 2023 12:20:46 +0200
parents
children b69bc09e2969
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Samples/Dcm4Che/src/main/java/Main.java	Thu Oct 19 12:20:46 2023 +0200
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+/**
+ * SPDX-FileCopyrightText: 2023 Sebastien Jodogne, UCLouvain, Belgium
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+/**
+ * Java plugin for Orthanc
+ * Copyright (C) 2023 Sebastien Jodogne, UCLouvain, Belgium
+ *
+ * This program is free software: you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ **/
+
+
+import be.uclouvain.orthanc.Callbacks;
+import be.uclouvain.orthanc.RestOutput;
+import be.uclouvain.orthanc.HttpMethod;
+
+import org.dcm4che3.data.Attributes;
+import org.dcm4che3.io.DicomInputStream;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.util.Map;
+
+public class Main {
+    static {
+        Callbacks.register("/dcm4che-parse", new Callbacks.OnRestRequest() {
+            @Override
+            public void call(RestOutput output,
+                             HttpMethod method,
+                             String uri,
+                             String[] regularExpressionGroups,
+                             Map<String, String> headers,
+                             Map<String, String> getParameters,
+                             byte[] body) {
+                if (method != HttpMethod.POST) {
+                    output.sendMethodNotAllowed("POST");
+                } else {
+                    ByteArrayInputStream stream = new ByteArrayInputStream(body);
+
+                    try (DicomInputStream din = new DicomInputStream(stream)) {
+                        Attributes dataset = din.readDataset();
+                        output.answerBuffer(dataset.toString().getBytes(), "text/plain");
+                    } catch (IOException e) {
+                        output.sendHttpStatus((short) 400, "Cannot parse DICOM file\n".getBytes());
+                    }
+                }
+            }
+        });
+    }
+}