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在 MultiFilePluginDataStorage.load 失败时，备份数据文件 (#2089)

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* feat: load data failure, backup data file

* feat: load data failure, backup data file

* feat: currentTimeMillis
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cssxsh 2022-06-14 02:45:22 +08:00 committed by GitHub
parent 342538e31b
commit 2d41a617fe
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1 changed files with 11 additions and 2 deletions
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13
mirai-console/backend/mirai-console/src/internal/data/MultiFilePluginDataStorageImpl.kt
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@ -18,6 +18,7 @@ import net.mamoe.mirai.console.data.PluginDataStorage
import net.mamoe.mirai.console.util.ConsoleExperimentalApi
import net.mamoe.mirai.message.MessageSerializers
import net.mamoe.mirai.utils.MiraiLogger
import net.mamoe.mirai.utils.currentTimeMillis
import net.mamoe.yamlkt.Yaml
import java.io.File
import java.nio.file.Path
@ -35,9 +36,17 @@ internal open class MultiFilePluginDataStorageImpl(
instance.onInit(holder, this)
// 0xFEFF is BOM, handle UTF8-BOM
val text = getPluginDataFile(holder, instance).readText().removePrefix("\uFEFF")
val file = getPluginDataFile(holder, instance)
val text = file.readText().removePrefix("\uFEFF")
if (text.isNotBlank()) {
createYaml(instance).decodeFromString(instance.updaterSerializer, text)
val yaml = createYaml(instance)
try {
yaml.decodeFromString(instance.updaterSerializer, text)
} catch (cause: Throwable) {
// backup data file
file.copyTo(file.resolveSibling("${file.name}.${currentTimeMillis()}.bak"))
throw cause
}
} else {
this.store(holder, instance) // save an initial copy
}