Issue #11: Service zum Generieren des Protokollauszugs aus MTBs

Implementierungen vorhanden für die Formulare:
* OS.Tumorkonferenz
* OS.Tumorkonferenz.VarianteUKW

src/main/java/DNPM/services/mtb/DefaultMtbService.java

@@ -0,0 +1,39 @@
+package DNPM.services.mtb;
+
+import DNPM.services.SettingsService;
+import de.itc.onkostar.api.Procedure;
+
+import java.util.List;
+
+public class DefaultMtbService implements MtbService {
+
+    private final SettingsService settingsService;
+
+    public DefaultMtbService(final SettingsService settingsService) {
+        this.settingsService = settingsService;
+    }
+
+    @Override
+    public String getProtocol(List<Procedure> procedures) {
+        ProcedureToProtocolMapper mapper = null;
+        var sid = settingsService.getSID();
+
+        if (sid.isPresent()) {
+            switch (sid.get()) {
+                case "20119":
+                    mapper = new OsTumorkonferenzVarianteUkwToProtocolMapper();
+                default:
+                    if (!settingsService.multipleMtbsInMtbEpisode()) {
+                        mapper = new OsTumorkonferenzToProtocolMapper();
+                    }
+            }
+        }
+
+        if (null == mapper) {
+            return "";
+        }
+
+        return mapper.apply(procedures).orElse("");
+    }
+
+}