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

Go to download

Show more of this group Show more artifacts with this name
Show all versions of sisyphus-jackson Show documentation

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 java.io.InputStream
import java.io.Reader

object Json : JacksonFormatSupport() {
    override val mapper: ObjectMapper by lazy {
        ObjectMapper().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?.parseJsonOrNull(): T? {
    this ?: return null

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

inline fun  String?.parseJsonOrDefault(value: T): T {
    return this.parseJsonOrNull() ?: value
}

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

inline fun  Reader?.parseJsonOrNull(): T? {
    this ?: return null

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

inline fun  Reader?.parseJsonOrDefault(value: T): T {
    return this.parseJsonOrNull() ?: value
}

inline fun  Reader.parseJson(): T =
    Json.deserialize(this, object : TypeReference() {})

inline fun  InputStream?.parseJsonOrNull(): T? {
    this ?: return null

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

inline fun  InputStream?.parseJsonOrDefault(value: T): T {
    return this.parseJsonOrNull() ?: value
}

inline fun  InputStream.parseJson(): T =
    Json.deserialize(this, object : TypeReference() {})

fun Any.toJson(): String = Json.serialize(this)