Files
AquaDX/src/main/java/ext/Json.kt
2024-03-30 23:52:29 -04:00

74 lines
2.8 KiB
Kotlin

package ext
import com.fasterxml.jackson.annotation.JsonInclude
import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.databind.*
import com.fasterxml.jackson.databind.module.SimpleModule
import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
import kotlinx.serialization.ExperimentalSerializationApi
import kotlinx.serialization.json.Json
import kotlinx.serialization.json.JsonNamingStrategy
// Jackson
val ACCEPTABLE_FALSE = setOf("0", "false", "no", "off", "False", "None", "null")
val ACCEPTABLE_TRUE = setOf("1", "true", "yes", "on", "True")
val JSON_FUZZY_BOOLEAN = SimpleModule().addDeserializer(Boolean::class.java, object : JsonDeserializer<Boolean>() {
override fun deserialize(parser: JsonParser, context: DeserializationContext) = when(parser.text) {
in ACCEPTABLE_FALSE -> false
in ACCEPTABLE_TRUE -> true
else -> 400 - "Invalid boolean value ${parser.text}"
}
})
val JSON_DATETIME = SimpleModule().addDeserializer(java.time.LocalDateTime::class.java, object : JsonDeserializer<java.time.LocalDateTime>() {
override fun deserialize(parser: JsonParser, context: DeserializationContext) =
parser.text.asDateTime() ?: (400 - "Invalid date time value ${parser.text}")
})
val JACKSON = jacksonObjectMapper().apply {
setSerializationInclusion(JsonInclude.Include.NON_NULL)
setDefaultPropertyInclusion(JsonInclude.Include.NON_NULL)
findAndRegisterModules()
registerModule(JSON_FUZZY_BOOLEAN)
registerModule(JSON_DATETIME)
configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
setPropertyNamingStrategy(PropertyNamingStrategy.LOWER_CAMEL_CASE);
}
inline fun <reified T> ObjectMapper.parse(str: Str) = readValue(str, T::class.java)
inline fun <reified T> ObjectMapper.parse(map: Map<*, *>) = convertValue(map, T::class.java)
// TODO: https://stackoverflow.com/q/78197784/7346633
fun <T> Str.parseJackson(cls: Class<T>) = if (contains("null")) {
val map = JACKSON.parse<MutableMap<String, Any>>(this)
JACKSON.convertValue(map.recursiveNotNull(), cls)
}
else JACKSON.readValue(this, cls)
fun <T> T.toJson() = JACKSON.writeValueAsString(this)
inline fun <reified T> String.json() = try {
JACKSON.readValue(this, T::class.java)
}
catch (e: Exception) {
println("Failed to parse JSON: $this")
throw e
}
fun String.jsonMap(): Map<String, Any?> = json()
fun String.jsonArray(): List<Map<String, Any?>> = json()
// KotlinX Serialization
@OptIn(ExperimentalSerializationApi::class)
val JSON = Json {
ignoreUnknownKeys = true
isLenient = true
namingStrategy = JsonNamingStrategy.SnakeCase
explicitNulls = false
coerceInputValues = true
}
// Bean for default jackson object mapper
//@Configuration
//class JacksonConfig {
// @Bean
// fun objectMapper(): ObjectMapper {
// return JACKSON
// }
//}