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engine_mmkv.kt
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engine_mmkv.kt
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package dev.engine.keyvalue
import com.tencent.mmkv.MMKV
import dev.engine.json.DevJSONEngine
import dev.engine.json.IJSONEngine
import dev.utils.common.ConvertUtils
import dev.utils.common.cipher.Cipher
import java.lang.reflect.Type
/**
* detail: MMKV Key-Value Config
* @author Ttt
*/
open class MMKVConfig(
cipher: Cipher?,
val mmkv: MMKV
) : IKeyValueEngine.EngineConfig(cipher)
/**
* detail: MMKV Key-Value Engine 实现
* @author Ttt
*/
open class MMKVKeyValueEngineImpl(
private val mConfig: MMKVConfig
) : IKeyValueEngine<MMKVConfig> {
// MMKV
private val mHolder: MMKVUtils.Holder
init {
// MMKV Holder
mHolder = MMKVUtils.putHolder(config.mmkv.mmapID(), config.mmkv)
}
// JSON Engine
private var mJSONEngine: IJSONEngine<out IJSONEngine.EngineConfig>? = DevJSONEngine.getEngine()
fun setJSONEngine(engine: IJSONEngine<out IJSONEngine.EngineConfig>) {
this.mJSONEngine = engine
}
// =============
// = 对外公开方法 =
// =============
override fun getConfig(): MMKVConfig {
return mConfig
}
override fun remove(key: String?) {
mHolder.removeValueForKey(key)
}
override fun removeForKeys(keys: Array<String?>?) {
mHolder.removeValuesForKeys(keys)
}
override fun contains(key: String?): Boolean {
return mHolder.containsKey(key)
}
override fun clear() {
mHolder.clear()
}
// =======
// = 存储 =
// =======
override fun putInt(
key: String?,
value: Int
): Boolean {
return mHolder.encode(key, value)
}
override fun putLong(
key: String?,
value: Long
): Boolean {
return mHolder.encode(key, value)
}
override fun putFloat(
key: String?,
value: Float
): Boolean {
return mHolder.encode(key, value)
}
override fun putDouble(
key: String?,
value: Double
): Boolean {
return mHolder.encode(key, value)
}
override fun putBoolean(
key: String?,
value: Boolean
): Boolean {
return mHolder.encode(key, value)
}
override fun putString(
key: String?,
value: String?
): Boolean {
var content = value
if (value != null && mConfig.cipher != null) {
val bytes = mConfig.cipher.encrypt(ConvertUtils.toBytes(value))
content = ConvertUtils.newString(bytes)
}
return mHolder.encode(key, content)
}
override fun <T : Any> putEntity(
key: String?,
value: T
): Boolean {
return putString(key, mJSONEngine?.toJson(value))
}
// =======
// = 获取 =
// =======
override fun getInt(key: String?): Int {
return mHolder.decodeInt(key)
}
override fun getLong(key: String?): Long {
return mHolder.decodeLong(key)
}
override fun getFloat(key: String?): Float {
return mHolder.decodeFloat(key)
}
override fun getDouble(key: String?): Double {
return mHolder.decodeDouble(key)
}
override fun getBoolean(key: String?): Boolean {
return mHolder.decodeBool(key)
}
override fun getString(key: String?): String? {
return mHolder.decodeString(key)
}
override fun <T : Any> getEntity(
key: String?,
typeOfT: Type?
): T? {
return getEntity(key, typeOfT, null)
}
// =
override fun getInt(
key: String?,
defaultValue: Int
): Int {
return mHolder.decodeInt(key, defaultValue)
}
override fun getLong(
key: String?,
defaultValue: Long
): Long {
return mHolder.decodeLong(key, defaultValue)
}
override fun getFloat(
key: String?,
defaultValue: Float
): Float {
return mHolder.decodeFloat(key, defaultValue)
}
override fun getDouble(
key: String?,
defaultValue: Double
): Double {
return mHolder.decodeDouble(key, defaultValue)
}
override fun getBoolean(
key: String?,
defaultValue: Boolean
): Boolean {
return mHolder.decodeBool(key, defaultValue)
}
override fun getString(
key: String?,
defaultValue: String?
): String? {
var content = mHolder.decodeString(key, null) ?: return defaultValue
if (mConfig.cipher != null) {
val bytes = mConfig.cipher.decrypt(ConvertUtils.toBytes(content))
content = ConvertUtils.newString(bytes)
}
return content
}
override fun <T : Any> getEntity(
key: String?,
typeOfT: Type?,
defaultValue: T?
): T? {
return mJSONEngine?.fromJson<T>(
getString(key, null), typeOfT
) ?: return defaultValue
}
}