[New] added Iso8601DateAdapter for JAXB (un)marshalling of ISO8601 dates

li.strolch.model/src/main/java/li/strolch/model/xml/Iso8601DateAdapter.java

@@ -0,0 +1,25 @@
+package li.strolch.model.xml;
+
+import java.util.Date;
+
+import javax.xml.bind.annotation.adapters.XmlAdapter;
+
+import ch.eitchnet.utils.helper.StringHelper;
+import ch.eitchnet.utils.iso8601.ISO8601FormatFactory;
+
+public class Iso8601DateAdapter extends XmlAdapter<String, Date> {
+
+	@Override
+	public Date unmarshal(String value) throws Exception {
+		if (StringHelper.isEmpty(value))
+			return null;
+		return ISO8601FormatFactory.getInstance().getDateFormat().parse(value);
+	}
+
+	@Override
+	public String marshal(Date value) throws Exception {
+		if (value == null)
+			return StringHelper.EMPTY;
+		return ISO8601FormatFactory.getInstance().formatDate(value);
+	}
+}