Implemented alternative to-String converters for Duration and Period

[jpa-converters] / src / main / java / de / juplo / jpa / converters / DurationConverter.java

diff --git a/src/main/java/de/juplo/jpa/converters/DurationConverter.java b/src/main/java/de/juplo/jpa/converters/DurationConverter.java
new file mode 100644 (file)
index 0000000..402dcf3
--- /dev/null
+++ b/src/main/java/de/juplo/jpa/converters/DurationConverter.java
@@ -0,0 +1,26 @@
+package de.juplo.jpa.converters;
+
+import java.time.Duration;
+import javax.persistence.AttributeConverter;
+import javax.persistence.Converter;
+
+
+/**
+ * Converts a {@link Duration} into its {@link String} representation.
+ * @author Kai Moritz
+ */
+@Converter
+public class DurationConverter implements AttributeConverter<Duration, String>
+{
+  @Override
+  public String convertToDatabaseColumn(Duration duration)
+  {
+    return duration.toString();
+  }
+
+  @Override
+  public Duration convertToEntityAttribute(String string)
+  {
+    return Duration.parse(string);
+  }
+}