com.bybutter.sisyphus.jackson.Yaml.kt Maven / Gradle / Ivy

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Jackson utils for Sisyphus

There is a newer version: 2.1.22

package com.bybutter.sisyphus.jackson

import com.fasterxml.jackson.annotation.JsonInclude
import com.fasterxml.jackson.core.JsonGenerator
import com.fasterxml.jackson.core.JsonParser
import com.fasterxml.jackson.core.type.TypeReference
import com.fasterxml.jackson.databind.DeserializationFeature
import com.fasterxml.jackson.databind.ObjectMapper
import com.fasterxml.jackson.dataformat.yaml.YAMLFactory

object Yaml : JacksonFormatSupport() {
    override val mapper: ObjectMapper by lazy {
        ObjectMapper(YAMLFactory()).findAndRegisterModules()
            .setSerializationInclusion(JsonInclude.Include.NON_NULL)
            .configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false)
            .configure(JsonParser.Feature.IGNORE_UNDEFINED, true)
            .configure(JsonGenerator.Feature.IGNORE_UNKNOWN, true)
    }
}

inline fun  String?.parseYamlOrNull(): T? {
    this ?: return null

    return try {
        Yaml.deserialize(this, object : TypeReference() {})
    } catch (e: Exception) {
        null
    }
}

inline fun  String?.parseYamlOrDefault(value: T): T {
    return this.parseYamlOrNull() ?: value
}

inline fun  String.parseYaml(): T =
    Yaml.deserialize(this, object : TypeReference() {})

fun Any.toYaml(): String = Yaml.serialize(this)