我正在尝试暂停,我想注入moshi进行序列化和反序列化。
这是来自github Repo的代码sample,未使用di:
open class InfoTypeConverter {
private val moshi = Moshi.Builder().build() //not using dependency injection
@TypeConverter
fun fromString(value: String): PokemonInfo.Type? {
val adapter: JsonAdapter<PokemonInfo.Type> = moshi.adapter(PokemonInfo.Type::class.java)
return adapter.fromJson(value)
}
@TypeConverter
fun fromInfoType(type: PokemonInfo.Type): String {
val adapter: JsonAdapter<PokemonInfo.Type> = moshi.adapter(PokemonInfo.Type::class.java)
return adapter.toJson(type)
}
}
我正在尝试使用随机的东西通过@ AndroidEntryPoint / @ EntryPoint将其像注解一样进行字段注入,显然这是行不通的。
答案 0 :(得分:1)
在Hilt依赖关系图中包括Moshi
就像添加此类一样简单:
@Module
@InstallIn(ApplicationComponent::class)
object DataModule {
@Singleton
@Provides
fun provideMoshi(): Moshi {
return Moshi.Builder().build()
}
}
@TypeConverters
用于Room
数据库。如果要为他们使用Hilt的Moshi,则必须尝试一下。一种方法是:
@TypeConverter
函数放置在静态上下文(object
声明)中object InfoTypeConverter {
private lateinit var moshi: Moshi
fun initialize(moshi: Moshi){
this.moshi = moshi
}
@TypeConverter
fun fromString(value: String): PokemonInfo.Type? {
val adapter: JsonAdapter<PokemonInfo.Type> = moshi.adapter(PokemonInfo.Type::class.java)
return adapter.fromJson(value)
}
@TypeConverter
fun fromInfoType(type: PokemonInfo.Type): String {
val adapter: JsonAdapter<PokemonInfo.Type> = moshi.adapter(PokemonInfo.Type::class.java)
return adapter.toJson(type)
}
}
InfoTypeConverter
(此处使用相同的模块)@Module
@InstallIn(ApplicationComponent::class)
object DataModule {
@Singleton
@Provides
fun provideMoshi(): Moshi {
return Moshi.Builder().build()
}
@Singleton
@Provides
fun provideRoomDatabase(moshi: Moshi): YourDatabase {
InfoTypeConverter.initialize(moshi)
val yourDatabase: YourDatabase = /* create your room database here */
return yourDatabase
}
}