Converters must convert to a data-type, know by the database

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

diff --git a/src/main/java/de/juplo/jpa/converters/LocalTimeConverter.java b/src/main/java/de/juplo/jpa/converters/LocalTimeConverter.java
index 60019f5..dc7ff99 100644 (file)
--- a/src/main/java/de/juplo/jpa/converters/LocalTimeConverter.java
+++ b/src/main/java/de/juplo/jpa/converters/LocalTimeConverter.java
@@ -1,42 +1,27 @@
 package de.juplo.jpa.converters;
 
-import java.time.Instant;
-import java.time.LocalDate;
-import java.time.LocalDateTime;
+import java.sql.Time;
 import java.time.LocalTime;
-import java.time.ZoneOffset;
-import java.util.Date;
 import javax.persistence.AttributeConverter;
 import javax.persistence.Converter;
 
 
 /**
- * Converts a {@link LocalTime} to a {@link Date}, by converting it into
- * an {@Instant} for the GMT-timezone at the date of {@link Instant.EPOCH} and
- * then convering that {@link Instant} into a {@link Date} as suggested in the
- * official Java 8 Time tutorial.
- * <p>
- * The {@link Date} can then be persisted as
- * {@link java.persistene.TemporalType.TIME} with the help of the
- * {@link java.persist.Tmporal}-annotation.
- * @see https://docs.oracle.com/javase/tutorial/datetime/iso/legacy.html
+ * Converts a {@link LocalTime} to a {@link Time}.
  * @author Kai Moritz
  */
 @Converter(autoApply = true)
-public class LocalTimeConverter implements AttributeConverter<LocalTime, Date>
+public class LocalTimeConverter implements AttributeConverter<LocalTime, Time>
 {
-  private final static LocalDate EPOCH = LocalDate.from(Instant.EPOCH);
-
-
   @Override
-  public Date convertToDatabaseColumn(LocalTime lt)
+  public Time convertToDatabaseColumn(LocalTime lt)
   {
-    return Date.from(LocalDateTime.of(EPOCH, lt).toInstant(ZoneOffset.UTC));
+    return Time.valueOf(lt);
   }
 
   @Override
-  public LocalTime convertToEntityAttribute(Date date)
+  public LocalTime convertToEntityAttribute(Time time)
   {
-    return LocalTime.from(date.toInstant());
+    return time.toLocalTime();
   }
 }