support for conversion from LocalDate/LocalDateTime to Date/Timestamp

Author: fugerit79

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Changed
+
+- support for conversion from LocalDate/LocalDateTime to Date/Timestamp
+
 ## [8.5.6] - 2024-05-05
 
 ### Changed

fj-core/src/main/java/org/fugerit/java/core/db/daogen/SQLTypeConverter.java

@@ -49,5 +49,13 @@ public static LocalDate utilDateToLocalDate(java.util.Date dateToConvert) {
 	public static LocalDateTime utilDateToLocalDateTime(java.util.Date dateToConvert) {
 		return SafeFunction.getIfNotNull( dateToConvert , () -> toZonedDateTime( dateToConvert  ).toLocalDateTime() );
 	}
+
+	public static Date localDateToSqlDate(LocalDate dateToConvert) {
+		return SafeFunction.getIfNotNull( dateToConvert , () -> java.sql.Date.valueOf(dateToConvert) );
+	}
+
+	public static Timestamp localDateTimeToTimestamp(LocalDateTime dateToConvert) {
+		return SafeFunction.getIfNotNull( dateToConvert , () -> java.sql.Timestamp.valueOf(dateToConvert) );
+	}
 
 }

fj-core/src/test/java/test/org/fugerit/java/core/db/daogein/TestSQLTypeConverter.java

@@ -7,8 +7,11 @@
 
 import java.sql.Date;
 import java.sql.Timestamp;
+import java.time.Instant;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
+import java.time.temporal.TemporalField;
+import java.util.Calendar;
 
 @Slf4j
 public class TestSQLTypeConverter {
@@ -20,13 +23,23 @@ public void testLocalDate() {
         LocalDate d = SQLTypeConverter.utilDateToLocalDate(Date.valueOf( TEST_YEAR+"-05-05" ));
         log.info( "local date : {}", d );
         Assert.assertEquals( TEST_YEAR, d.getYear() );
+        Date t = SQLTypeConverter.localDateToSqlDate( d );
+        log.info( "sql date : {}", t );
+        Calendar c = Calendar.getInstance();
+        c.setTime(t);
+        Assert.assertEquals( TEST_YEAR, c.get( Calendar.YEAR ) );
     }
 
     @Test
     public void testLocalDateTime() {
         LocalDateTime d = SQLTypeConverter.utilDateToLocalDateTime(Timestamp.valueOf( TEST_YEAR+"-05-05 11:30:00.000" ));
         log.info( "local date time : {}", d );
         Assert.assertEquals( TEST_YEAR, d.getYear() );
+        Timestamp t = SQLTypeConverter.localDateTimeToTimestamp( d );
+        log.info( "timestamp : {}", t );
+        Calendar c = Calendar.getInstance();
+        c.setTime(t);
+        Assert.assertEquals( TEST_YEAR, c.get( Calendar.YEAR ) );
     }
 
 }