[codegen] Use DateTime for dates and timestamps

Author: swallez

java-client/src/main/java/co/elastic/clients/elasticsearch/_types/DateOrEpochMillis.java

@@ -30,6 +30,7 @@
 import co.elastic.clients.json.ObjectBuilderDeserializer;
 import co.elastic.clients.json.ObjectDeserializer;
 import co.elastic.clients.util.ApiTypeHelper;
+import co.elastic.clients.util.DateTime;
 import co.elastic.clients.util.ObjectBuilder;
 import co.elastic.clients.util.ObjectBuilderBase;
 import jakarta.json.stream.JsonGenerator;
@@ -48,7 +49,7 @@
  */
 @JsonpDeserializable
 public class ElasticsearchVersionInfo implements JsonpSerializable {
-	private final String buildDate;
+	private final DateTime buildDate;
 
 	private final String buildFlavor;
 
@@ -91,7 +92,7 @@ public static ElasticsearchVersionInfo of(Function<Builder, ObjectBuilder<Elasti
 	/**
 	 * Required - API name: {@code build_date}
 	 */
-	public final String buildDate() {
+	public final DateTime buildDate() {
 		return this.buildDate;
 	}
 
@@ -163,8 +164,7 @@ public void serialize(JsonGenerator generator, JsonpMapper mapper) {
 	protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
 
 		generator.writeKey("build_date");
-		generator.write(this.buildDate);
-
+		this.buildDate.serialize(generator, mapper);
 		generator.writeKey("build_flavor");
 		generator.write(this.buildFlavor);
 
@@ -198,7 +198,7 @@ protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
 	 */
 
 	public static class Builder extends ObjectBuilderBase implements ObjectBuilder<ElasticsearchVersionInfo> {
-		private String buildDate;
+		private DateTime buildDate;
 
 		private String buildFlavor;
 
@@ -219,7 +219,7 @@ public static class Builder extends ObjectBuilderBase implements ObjectBuilder<E
 		/**
 		 * Required - API name: {@code build_date}
 		 */
-		public final Builder buildDate(String value) {
+		public final Builder buildDate(DateTime value) {
 			this.buildDate = value;
 			return this;
 		}
@@ -312,7 +312,7 @@ public ElasticsearchVersionInfo build() {
 	protected static void setupElasticsearchVersionInfoDeserializer(
 			ObjectDeserializer<ElasticsearchVersionInfo.Builder> op) {
 
-		op.add(Builder::buildDate, JsonpDeserializer.stringDeserializer(), "build_date");
+		op.add(Builder::buildDate, DateTime._DESERIALIZER, "build_date");
 		op.add(Builder::buildFlavor, JsonpDeserializer.stringDeserializer(), "build_flavor");
 		op.add(Builder::buildHash, JsonpDeserializer.stringDeserializer(), "build_hash");
 		op.add(Builder::buildSnapshot, JsonpDeserializer.booleanDeserializer(), "build_snapshot");

java-client/src/main/java/co/elastic/clients/elasticsearch/_types/DateOrEpochMillisBuilders.java

@@ -256,6 +256,38 @@ public final Builder missing(Function<FieldValue.Builder, ObjectBuilder<FieldVal
 			return this.missing(fn.apply(new FieldValue.Builder()).build());
 		}
 
+		/**
+		 * API name: {@code missing}
+		 */
+		public final Builder missing(String value) {
+			this.missing = FieldValue.of(value);
+			return this;
+		}
+
+		/**
+		 * API name: {@code missing}
+		 */
+		public final Builder missing(long value) {
+			this.missing = FieldValue.of(value);
+			return this;
+		}
+
+		/**
+		 * API name: {@code missing}
+		 */
+		public final Builder missing(double value) {
+			this.missing = FieldValue.of(value);
+			return this;
+		}
+
+		/**
+		 * API name: {@code missing}
+		 */
+		public final Builder missing(boolean value) {
+			this.missing = FieldValue.of(value);
+			return this;
+		}
+
 		/**
 		 * API name: {@code mode}
 		 */

java-client/src/main/java/co/elastic/clients/elasticsearch/_types/ElasticsearchVersionInfo.java

@@ -29,9 +29,9 @@
 import co.elastic.clients.json.ObjectBuilderDeserializer;
 import co.elastic.clients.json.ObjectDeserializer;
 import co.elastic.clients.util.ApiTypeHelper;
+import co.elastic.clients.util.DateTime;
 import co.elastic.clients.util.ObjectBuilder;
 import jakarta.json.stream.JsonGenerator;
-import java.lang.String;
 import java.util.Objects;
 import java.util.function.Function;
 import javax.annotation.Nullable;
@@ -48,7 +48,7 @@
 public class AutoDateHistogramAggregate extends MultiBucketAggregateBase<DateHistogramBucket>
 		implements
 			AggregateVariant {
-	private final String interval;
+	private final DateTime interval;
 
 	// ---------------------------------------------------------------------------------------------
 
@@ -74,15 +74,15 @@ public Aggregate.Kind _aggregateKind() {
 	/**
 	 * Required - API name: {@code interval}
 	 */
-	public final String interval() {
+	public final DateTime interval() {
 		return this.interval;
 	}
 
 	protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
 
 		super.serializeInternal(generator, mapper);
 		generator.writeKey("interval");
-		generator.write(this.interval);
+		this.interval.serialize(generator, mapper);
 
 	}
 
@@ -95,12 +95,12 @@ protected void serializeInternal(JsonGenerator generator, JsonpMapper mapper) {
 	public static class Builder extends MultiBucketAggregateBase.AbstractBuilder<DateHistogramBucket, Builder>
 			implements
 				ObjectBuilder<AutoDateHistogramAggregate> {
-		private String interval;
+		private DateTime interval;
 
 		/**
 		 * Required - API name: {@code interval}
 		 */
-		public final Builder interval(String value) {
+		public final Builder interval(DateTime value) {
 			this.interval = value;
 			return this;
 		}
@@ -135,7 +135,7 @@ public AutoDateHistogramAggregate build() {
 	protected static void setupAutoDateHistogramAggregateDeserializer(
 			ObjectDeserializer<AutoDateHistogramAggregate.Builder> op) {
 		MultiBucketAggregateBase.setupMultiBucketAggregateBaseDeserializer(op, DateHistogramBucket._DESERIALIZER);
-		op.add(Builder::interval, JsonpDeserializer.stringDeserializer(), "interval");
+		op.add(Builder::interval, DateTime._DESERIALIZER, "interval");
 
 	}