#3304 Extended markup regarding DOI and file references

src/main/java/eu/dzhw/fdz/metadatamanagement/datapackagemanagement/domain/ddicodebook/FileTxt.java

@@ -4,6 +4,8 @@
 
 import lombok.AllArgsConstructor;
 
+import java.util.List;
+
 /**
  * Class representing the DDI fileTxt element.
  */
@@ -16,9 +18,9 @@ public class FileTxt {
   public FileTxt() {}
 
   @XmlElement(name = "fileName")
-  String fileName;
+  List<TextElement> fileName;
 
   @XmlElement(name = "fileCont")
-  TextElement fileCont;
+  List<TextElement> fileCont;
 
 }

src/main/java/eu/dzhw/fdz/metadatamanagement/datapackagemanagement/domain/ddicodebook/IdNo.java

@@ -0,0 +1,33 @@
+package eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook;
+
+import lombok.AllArgsConstructor;
+
+import javax.xml.bind.annotation.XmlAttribute;
+import javax.xml.bind.annotation.XmlValue;
+
+/**
+ * ID element for the study (e.g. DOI).
+ */
+@AllArgsConstructor
+public class IdNo {
+
+  public IdNo() {}
+
+  /**
+   * The agency the ID is registered with (e.g. 'DOI').
+   */
+  @XmlAttribute
+  String agency;
+
+  /**
+   * The data package version (e.g. '1.0.0').
+   */
+  @XmlAttribute
+  String elementVersion;
+
+  /**
+   * The ID value.
+   */
+  @XmlValue
+  String value;
+}

src/main/java/eu/dzhw/fdz/metadatamanagement/datapackagemanagement/domain/ddicodebook/Location.java

@@ -0,0 +1,18 @@
+package eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook;
+
+import lombok.AllArgsConstructor;
+
+import javax.xml.bind.annotation.XmlAttribute;
+
+/**
+ * A wrapper element for the dataset ID a variable is linked to.
+ */
+@AllArgsConstructor
+public class Location {
+
+  /**
+   * The dataset ID a variable is linked to (e.g. 'project-ds1').
+   */
+  @XmlAttribute(name = "fileid")
+  String fileId;
+}

src/main/java/eu/dzhw/fdz/metadatamanagement/datapackagemanagement/domain/ddicodebook/TitlStmt.java

@@ -21,4 +21,6 @@ public TitlStmt() {}
   @XmlElement(name = "parTitl")
   TextElement parTitle;
 
+  @XmlElement(name = "IDNo")
+  IdNo idNo;
 }

src/main/java/eu/dzhw/fdz/metadatamanagement/datapackagemanagement/domain/ddicodebook/Var.java

@@ -21,8 +21,8 @@ public Var() {}
   @XmlAttribute(name = "name")
   String name;
 
-  @XmlAttribute(name = "files")
-  String files;
+  @XmlElement
+  Location location;
 
   @XmlElement(name = "labl")
   List<TextElement> labl;

src/main/java/eu/dzhw/fdz/metadatamanagement/datapackagemanagement/service/DataPackageDdiService.java

@@ -19,7 +19,9 @@
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.DataDscr;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.FileDscr;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.FileTxt;
+import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.IdNo;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.LanguageEnum;
+import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.Location;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.StdyDscr;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.TextElement;
 import eu.dzhw.fdz.metadatamanagement.datapackagemanagement.domain.ddicodebook.TitlStmt;
@@ -243,8 +245,8 @@ private Var getDdiVar(VariableSubDocument variableDoc) {
       log.error("An exception occurred querying the variables index. ", e);
     }
     String name = variableDoc.getId().split("\\$")[0];
-    String files = variableDoc.getDataSetId().split("\\$")[0];
-    return new Var(name, files, varLablList,
+    final var location = new Location(variableDoc.getDataSetId().split("\\$")[0]);
+    return new Var(name, location, varLablList,
         qstnList.size() > 0 ? qstnList : null,
         txtList.size() > 0 ? txtList : null,
         catgryList);
@@ -256,9 +258,17 @@ private Var getDdiVar(VariableSubDocument variableDoc) {
    * @return the fileDscr element
    */
   private FileDscr getDdiFileDsrc(DataSetSubDocument dataset) {
-    String id = dataset.getId().split("\\$")[0];
-    TextElement fileCont = new TextElement(LanguageEnum.de, dataset.getDescription().getDe());
-    FileTxt fileTxt = new FileTxt(id, fileCont);
+    var id = dataset.getId().split("\\$")[0];
+    final var fileTxt = new FileTxt(
+        List.of(
+          new TextElement(LanguageEnum.de, id),
+          new TextElement(LanguageEnum.en, id)
+        ),
+        List.of(
+          new TextElement(LanguageEnum.de, dataset.getDescription().getDe()),
+          new TextElement(LanguageEnum.en, dataset.getDescription().getEn())
+        )
+    );
     return new FileDscr(id, fileTxt);
   }
 
@@ -270,7 +280,11 @@ private FileDscr getDdiFileDsrc(DataSetSubDocument dataset) {
   private StdyDscr getDdiStdyDscr(DataPackageSearchDocument doc) {
     TextElement titl = new TextElement(LanguageEnum.de, doc.getTitle().getDe());
     TextElement parTitl = new TextElement(LanguageEnum.en, doc.getTitle().getEn());
-    Citation citation = new Citation(new TitlStmt(titl, parTitl));
+    IdNo idNo = null;
+    if (doc.getDoi() != null && !doc.getDoi().isBlank()) {
+      idNo = new IdNo("DOI", doc.getRelease().getVersion(), doc.getDoi());
+    }
+    Citation citation = new Citation(new TitlStmt(titl, parTitl, idNo));
     return new StdyDscr(citation);
   }
 }