autovalue vs lombok vs immutables syntax

gistfile1.txt

/*
curl -X POST -H "Content-Type: application/json" -d '{"children":[{"id":"0"},{"id":"1"}],"childrenById":{"2":{"id":"2"}}}' http://localhost:8080/api/immutables
 */
 
@RestController
@RequestMapping("/api/lombok")
public class LombokController {

	@RequestMapping(method = RequestMethod.GET)
	public Parent get() {
		return Parent.builder()
			.children(
				ImmutableList.of(Parent.Child.builder().id("a").build())
			)
			.childrenById(
				ImmutableMap.of("a", Parent.Child.builder().id("a").build())
			)
			.build();
	}

	@RequestMapping(method = RequestMethod.POST)
	public Parent post(@RequestBody Parent parent) {
		return parent;
	}

	@Data
	@Builder
	@AllArgsConstructor
	public static class Parent {

		public List<Child> children;
		public Map<String, Child> childrenById;

		@Data
		@Builder
		@AllArgsConstructor
		public static class Child {
			String id;
		}

	}

}
 
@RestController
@RequestMapping("/api/immutables")
public class ImmutablesController {

	@RequestMapping(method = RequestMethod.GET)
	public Parent get(){
		return ImmutableParent.builder()
			.addChildren(
				ImmutableChild.builder().id("0").build(),
				ImmutableChild.builder().id("1").build()
			)
			.putChildrenById("2", ImmutableChild.builder().id("2").build())
			.build();
	}

	@RequestMapping(method = RequestMethod.POST)
	public Parent post(@RequestBody ImmutableParent parent){
		return parent;
	}

	@Value.Immutable
	@JsonDeserialize(builder = ImmutableParent.Builder.class)
	public interface Parent {

		List<Child> children();
		Map<String, Child> childrenById();

		@Value.Immutable
		@JsonDeserialize(builder = ImmutableChild.Builder.class)
		interface Child {
			String id();
		}

	}

}

@RestController
@RequestMapping("/api/autovalue")
public class AutoValueController {


	@RequestMapping(method = RequestMethod.GET)
	public Parent get() {
		return Parent.builder()
			.children(
				ImmutableList.of(Parent.Child.builder().id("a").build())
			)
			.childrenById(
				ImmutableMap.of("a", Parent.Child.builder().id("a").build())
			)
			.build();
	}

	@RequestMapping(method = RequestMethod.POST)
	public Parent post(@RequestBody Parent parent) {
		return parent;
	}

	@AutoValue
	@JsonDeserialize(builder = AutoValue_AutoValueController_Parent.Builder.class)
	static abstract class Parent {

		@JsonProperty
		abstract List<Child> children();

		@JsonProperty
		abstract Map<String, Child> childrenById();

		static Parent.Builder builder() {
			return new AutoValue_AutoValueController_Parent.Builder();
		}

		@AutoValue.Builder
		abstract static class Builder {
			@JsonCreator
			private static Parent.Builder create() { return AutoValue_AutoValueController_Parent.builder(); }
			@JsonProperty abstract Builder children(List<Child> value);
			@JsonProperty abstract Builder childrenById(Map<String, Child> value);
			abstract Parent build();
		}

		@AutoValue
		@JsonDeserialize(builder = AutoValue_AutoValueController_Parent_Child.Builder.class)
		static abstract class Child {

			static Child.Builder builder() {
				return new AutoValue_AutoValueController_Parent_Child.Builder();
			}

			@JsonProperty
			abstract String id();

			@AutoValue.Builder
			abstract static class Builder {
				@JsonCreator
				private static Builder create() { return AutoValue_AutoValueController_Parent_Child.builder(); }
				@JsonProperty abstract Child.Builder id(String value);
				abstract Child build();
			}
		}
	}

}