DATAGRAPH-1466 - Add support for storing java.util.Timezone and java.time.ZoneId.

Author: michael-simons

src/main/java/org/springframework/data/neo4j/core/convert/AdditionalTypes.java

@@ -22,6 +22,7 @@
 import java.net.URI;
 import java.net.URL;
 import java.time.Instant;
+import java.time.ZoneId;
 import java.time.ZoneOffset;
 import java.time.format.DateTimeFormatter;
 import java.time.temporal.TemporalAmount;
@@ -33,6 +34,7 @@
 import java.util.List;
 import java.util.Locale;
 import java.util.Set;
+import java.util.TimeZone;
 import java.util.UUID;
 
 import org.neo4j.driver.Value;
@@ -94,10 +96,36 @@ final class AdditionalTypes {
 		hlp.add(ConverterBuilder.reading(Value.class, UUID.class, AdditionalTypes::asUUID).andWriting(AdditionalTypes::value));
 		hlp.add(ConverterBuilder.reading(Value.class, URL.class, AdditionalTypes::asURL).andWriting(AdditionalTypes::value));
 		hlp.add(ConverterBuilder.reading(Value.class, URI.class, AdditionalTypes::asURI).andWriting(AdditionalTypes::value));
+		hlp.add(ConverterBuilder.reading(Value.class, TimeZone.class, AdditionalTypes::asTimeZone).andWriting(AdditionalTypes::value));
+		hlp.add(ConverterBuilder.reading(Value.class, ZoneId.class, AdditionalTypes::asZoneId).andWriting(AdditionalTypes::value));
 
 		CONVERTERS = Collections.unmodifiableList(hlp);
 	}
 
+	static TimeZone asTimeZone(Value value) {
+		return TimeZone.getTimeZone(value.asString());
+	}
+
+	static Value value(TimeZone timeZone) {
+		if (timeZone == null) {
+			return Values.NULL;
+		}
+
+		return Values.value(timeZone.getID());
+	}
+
+	static ZoneId asZoneId(Value value) {
+		return ZoneId.of(value.asString());
+	}
+
+	static Value value(ZoneId zoneId) {
+		if (zoneId == null) {
+			return Values.NULL;
+		}
+
+		return Values.value(zoneId.getId());
+	}
+
 	static UUID asUUID(Value value) {
 		return UUID.fromString(value.asString());
 	}

src/test/java/org/springframework/data/neo4j/integration/shared/conversion/Neo4jConversionsITBase.java

@@ -121,6 +121,8 @@ public abstract class Neo4jConversionsITBase {
 		hlp.put("anArrayOfEnums", new SomeEnum[] { SomeEnum.ValueA, SomeEnum.ValueB });
 		hlp.put("aCollectionOfEnums", Arrays.asList(SomeEnum.ValueC, SomeEnum.TheUsualMisfit));
 		hlp.put("listOfDoubles", Arrays.asList(1.0));
+		hlp.put("aTimeZone", TimeZone.getTimeZone("America/Los_Angeles"));
+		hlp.put("aZoneId", ZoneId.of("America/New_York"));
 		ADDITIONAL_TYPES = Collections.unmodifiableMap(hlp);
 	}
 
@@ -226,7 +228,10 @@ static void prepareData() {
 								+ " n.aURL = 'https://www.test.com',"
 								+ " n.aURI = 'urn:isbn:9783864905254',"
 								+ " n.anEnum = 'TheUsualMisfit'," + " n.anArrayOfEnums = ['ValueA', 'ValueB'],"
-								+ " n.aCollectionOfEnums = ['ValueC', 'TheUsualMisfit']" + " RETURN id(n) AS id", parameters)
+								+ " n.aCollectionOfEnums = ['ValueC', 'TheUsualMisfit'],"
+							 	+ " n.aTimeZone = 'America/Los_Angeles', "
+							 	+ " n.aZoneId = 'America/New_York'"
+							 	+ " RETURN id(n) AS id", parameters)
 						.single().get("id").asLong();
 
 				parameters = new HashMap<>();

src/test/java/org/springframework/data/neo4j/integration/shared/conversion/ThingWithAllAdditionalTypes.java

@@ -28,10 +28,12 @@
 import java.time.Duration;
 import java.time.Instant;
 import java.time.Period;
+import java.time.ZoneId;
 import java.util.Date;
 import java.util.List;
 import java.util.Locale;
 import java.util.Set;
+import java.util.TimeZone;
 import java.util.UUID;
 
 import org.springframework.data.neo4j.core.schema.GeneratedValue;
@@ -112,4 +114,8 @@ enum SomeEnum {
 	private List<Double> listOfDoubles;
 
 	private List<SomeEnum> aCollectionOfEnums;
+
+	private TimeZone aTimeZone;
+
+	private ZoneId aZoneId;
 }