[JDBC] Make date/time to be encoded allways as the string

clickhouse-data/src/main/java/com/clickhouse/data/ClickHouseDataType.java

@@ -129,8 +129,8 @@ public enum ClickHouseDataType implements SQLType {
     AggregateFunction(String.class, true, true, false, 0, 0, 0, 0, 0, true),
     Variant(List.class, true, true, false, 0, 0, 0, 0, 0, true, 0x2A),
     Dynamic(Object.class, true, true, false, 0, 0, 0, 0, 0, true, 0x2B),
-    Time(LocalDateTime.class, true, false, false, 4, 9, 0, 0, 9, false, 0x32), // 0x33 for Time(Timezone)
-    Time64(LocalDateTime.class, true, false, false, 8, 9, 0, 0, 0, false, 0x34), // 0x35 for Time64(P, Timezone)
+    Time(LocalDateTime.class, false, false, false, 4, 9, 0, 0, 9, false, 0x32),
+    Time64(LocalDateTime.class, true, false, false, 8, 9, 0, 0, 0, false, 0x34),
     ;
 
     public static final List<ClickHouseDataType> ORDERED_BY_RANGE_INT_TYPES =

client-v2/src/main/java/com/clickhouse/client/api/DataTypeUtils.java

@@ -1,18 +1,22 @@
 package com.clickhouse.client.api;
 
-import java.time.Instant;
-import java.time.ZoneId;
 import com.clickhouse.client.api.data_formats.internal.BinaryStreamReader;
+import com.clickhouse.data.ClickHouseDataType;
 
+import java.sql.Time;
+import java.sql.Timestamp;
 import java.time.Instant;
+import java.time.LocalDateTime;
 import java.time.ZoneId;
+import java.time.ZoneOffset;
+import java.time.ZonedDateTime;
 import java.time.format.DateTimeFormatter;
 import java.time.format.DateTimeFormatterBuilder;
 import java.time.temporal.ChronoField;
+import java.time.temporal.Temporal;
+import java.util.Date;
 import java.util.Objects;
 
-import com.clickhouse.data.ClickHouseDataType;
-
 import static com.clickhouse.client.api.data_formats.internal.BinaryStreamReader.BASES;
 
 public class DataTypeUtils {
@@ -39,6 +43,19 @@ public class DataTypeUtils {
         .appendFraction(ChronoField.NANO_OF_SECOND, 9, 9, true)
         .toFormatter();
 
+    public static DateTimeFormatter TIME_FORMATTER = new DateTimeFormatterBuilder()
+            .appendFraction(ChronoField.HOUR_OF_DAY, 1, 4, false)
+            .appendFraction(ChronoField.MINUTE_OF_HOUR, 1, 3, false)
+            .appendFraction(ChronoField.SECOND_OF_MINUTE, 1, 3, false)
+            .toFormatter();
+
+    public static DateTimeFormatter TIME_WITH_NANOS_FORMATTER = new DateTimeFormatterBuilder()
+            .appendFraction(ChronoField.HOUR_OF_DAY, 1, 4, false)
+            .appendFraction(ChronoField.MINUTE_OF_HOUR, 1, 3, false)
+            .appendFraction(ChronoField.SECOND_OF_MINUTE, 1, 3, false)
+            .appendFraction(ChronoField.NANO_OF_SECOND, 9, 9, true)
+            .toFormatter();
+
     /**
      * Formats an {@link Instant} object for use in SQL statements or as query
      * parameter.
@@ -138,4 +155,60 @@ public static Instant instantFromTime64Integer(int precision, long value) {
 
         return Instant.ofEpochSecond(value, nanoSeconds);
     }
+
+    /**
+     * Converts a Java object to a temporal accessor suitable for date only operations.
+     *  It accepts Time and Date and converts to LocalDateTime
+     * @param date
+     * @return
+     */
+    public static Temporal toLocalDateTemporal(Object date) {
+        if (date instanceof Temporal) {
+            return (Temporal) date;
+        } else if (date instanceof java.sql.Date) {
+            return ((java.sql.Date) date).toLocalDate();
+        } else if (date instanceof Timestamp) {
+            return ((java.sql.Timestamp) date).toLocalDateTime().toLocalDate();
+        } else if (date instanceof java.util.Date) {
+            return ((java.util.Date) date).toInstant().atZone(ZoneId.systemDefault()).toLocalDate();
+        }
+
+        throw new IllegalArgumentException("Object of type '" + date.getClass() + "' cannot be converted to local date because has no date part");
+    }
+
+    /**
+     * Converts a Java object to a temporal accessor suitable for date and time operations.
+     * @param date
+     * @return
+     */
+    public static Temporal toLocalDateTimeTemporal(Object date) {
+        if (date instanceof Temporal) {
+            return  (Temporal) date;
+        } else if (date instanceof java.sql.Timestamp) {
+            return ((java.sql.Timestamp) date).toLocalDateTime();
+        } else if (date instanceof java.util.Date) {
+            return ((java.util.Date) date).toInstant().atZone(ZoneId.systemDefault()).toLocalDateTime();
+        }
+
+        throw new IllegalArgumentException("Object of type '" + date.getClass() + "' cannot be converted to local date because has no date or time part");
+    }
+
+    /**
+     * Converts a Java object to a temporal accessor suitable for time only operations.
+     * @param date
+     * @return
+     */
+    public static Temporal toLocalTimeTemporal(Object date) {
+        if (date instanceof Temporal) {
+            return  (Temporal) date;
+        } else if (date instanceof Timestamp) {
+            return ((Timestamp) date).toLocalDateTime();
+        } else if (date instanceof Time) {
+            return ((Time) date).toLocalTime();
+        } else  if (date instanceof java.util.Date) {
+            return ((java.util.Date) date).toInstant().atZone(ZoneId.systemDefault()).toLocalTime();
+        }
+
+        throw new IllegalArgumentException("Object of type '" + date.getClass() + "' cannot be converted to local time because has no time part");
+    }
 }