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Implement ConstantLookup

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This commit is contained in:
Mygod
2020-07-03 08:10:23 +08:00
parent 9231681b45
commit 4f97f9bf74
5 changed files with 46 additions and 54 deletions
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26
mobile/src/main/java/be/mygod/vpnhotspot/net/wifi/WifiApManager.kt
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@@ -8,15 +8,12 @@ import android.net.wifi.SoftApConfiguration
import android.net.wifi.WifiManager
import android.os.Build
import android.os.Handler
import android.os.Looper
import androidx.annotation.RequiresApi
import androidx.collection.SparseArrayCompat
import be.mygod.vpnhotspot.App.Companion.app
import be.mygod.vpnhotspot.R
import be.mygod.vpnhotspot.net.wifi.SoftApConfigurationCompat.Companion.toCompat
import be.mygod.vpnhotspot.util.ConstantLookup
import be.mygod.vpnhotspot.util.Services
import be.mygod.vpnhotspot.util.callSuper
import be.mygod.vpnhotspot.util.makeExecutor
import timber.log.Timber
import java.lang.reflect.InvocationHandler
import java.lang.reflect.Method
@@ -96,25 +93,8 @@ object WifiApManager {
@RequiresApi(30)
fun onBlockedClientConnecting(client: MacAddress, blockedReason: Int) { }
}
private val startFailures29 = arrayOf("SAP_START_FAILURE_GENERAL", "SAP_START_FAILURE_NO_CHANNEL")
private val startFailures by lazy {
SparseArrayCompat<String>().apply {
for (field in WifiManager::class.java.declaredFields) try {
// all SAP_START_FAILURE_* are system-api since API 30
if (field.name.startsWith("SAP_START_FAILURE_")) put(field.get(null) as Int, field.name)
} catch (e: Exception) {
Timber.w(e)
}
}
}
fun failureReason(reason: Int): String {
if (Build.VERSION.SDK_INT >= 30) try {
startFailures.get(reason)?.let { return it }
} catch (e: ReflectiveOperationException) {
Timber.w(e)
}
return startFailures29.getOrNull(reason) ?: app.getString(R.string.failure_reason_unknown, reason)
}
val failureReasonLookup = ConstantLookup<WifiManager>("SAP_START_FAILURE_",
"SAP_START_FAILURE_GENERAL", "SAP_START_FAILURE_NO_CHANNEL")
private val interfaceSoftApCallback by lazy { Class.forName("android.net.wifi.WifiManager\$SoftApCallback") }
private val registerSoftApCallback by lazy {