add missing class

src/main/java/life/qbic/model/DatasetWithProperties.java

@@ -0,0 +1,60 @@
+package life.qbic.model;
+
+import ch.ethz.sis.openbis.generic.asapi.v3.dto.dataset.DataSet;
+import ch.ethz.sis.openbis.generic.asapi.v3.dto.dataset.DataSetType;
+import ch.ethz.sis.openbis.generic.asapi.v3.dto.experiment.Experiment;
+import ch.ethz.sis.openbis.generic.asapi.v3.dto.person.Person;
+import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * Wrapper class for openBIS DataSets that collects additional information, e.g. from samples,
+ * experiments etc. further up in the hierarchy.
+ */
+public class DatasetWithProperties {
+
+  private final DataSet dataset;
+  private final Map<String, String> properties;
+
+  public DatasetWithProperties(DataSet dataset) {
+    this.dataset = dataset;
+    this.properties = new HashMap<>();
+  }
+
+  public void addProperty(String key, String value) {
+    this.properties.put(key, value);
+  }
+
+  public String getProperty(String key) {
+    return properties.get(key);
+  }
+
+  public Map<String, String> getProperties() {
+    return properties;
+  }
+
+  public DataSet getDataset() {
+    return dataset;
+  }
+
+  public String getCode() {
+    return dataset.getCode();
+  }
+
+  public Experiment getExperiment() {
+    return dataset.getExperiment();
+  }
+
+  public DataSetType getType() {
+    return dataset.getType();
+  }
+
+  public Person getRegistrator() {
+    return dataset.getRegistrator();
+  }
+
+  public Date getRegistrationDate() {
+    return dataset.getRegistrationDate();
+  }
+}