Jackson

EasyYapi supports Jackson annotations for JSON serialization customization.

Supported Annotations

Field Name

• @JsonProperty — Custom field name
• @JsonNaming — Naming strategy

Field Ignore

• @JsonIgnore — Ignore a field
• @JsonIgnoreProperties — Ignore multiple fields

Type Handling

• @JsonFormat — Date/time format
• @JsonDeserialize / @JsonSerialize — Custom serializer

Inclusion

• @JsonInclude — Include strategy

Example

public class User {

    @JsonProperty("user_name")
    private String name;

    @JsonIgnore
    private String password;

    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
    private Date createdAt;

    @JsonInclude(JsonInclude.Include.NON_NULL)
    private String nickname;
}

Configuration

Use the following rules to customize Jackson integration:

• json.rule.convert — Type conversion
• json.rule.enum.convert — Enum conversion
• field.ignore — Field ignoring