kotlin-client.jvm-common.infrastructure.DateAdapter.kt.mustache Maven / Gradle / Ivy

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package {{packageName}}.infrastructure

import com.google.gson.TypeAdapter
import com.google.gson.stream.JsonReader
import com.google.gson.stream.JsonWriter
import com.google.gson.stream.JsonToken.NULL
import java.io.IOException
import java.text.DateFormat
import java.text.SimpleDateFormat
import java.util.Date
import java.util.Locale

{{#nonPublicApi}}internal {{/nonPublicApi}}class DateAdapter(val formatter: DateFormat = SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ", Locale.getDefault())) : TypeAdapter() {
    @Throws(IOException::class)
    override fun write(out: JsonWriter?, value: Date?) {
        if (value == null) {
            out?.nullValue()
        } else {
            out?.value(formatter.format(value))
        }
    }

    @Throws(IOException::class)
    override fun read(out: JsonReader?): Date? {
        out ?: return null

        when (out.peek()) {
            NULL -> {
                out.nextNull()
                return null
            }
            else -> {
                return formatter.parse(out.nextString())
            }
        }
    }
}