diff --git a/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt b/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt
index 56f5b4bfd..0728b1db3 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/AbsCallBack.kt
@@ -2,7 +2,7 @@ package io.legado.app.help.http.cronet
 
 import io.legado.app.help.http.okHttpClient
 import io.legado.app.utils.DebugLog
-import io.legado.app.utils.rethrowAsIOException
+import io.legado.app.utils.asIOException
 import okhttp3.*
 import okhttp3.EventListener
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
@@ -27,12 +27,24 @@ abstract class AbsCallBack(
 
     var mResponse: Response
 
-    var mException: IOException? = null
     private var followCount = 0
 
 
+    @Throws(IOException::class)
     abstract fun waitForDone(urlRequest: UrlRequest): Response
 
+    /**
+     * 当发生错误时，通知子类终止阻塞抛出错误
+     * @param error
+     */
+    abstract fun onError(error: IOException)
+
+    /**
+     * 请求成功后，通知子类结束阻塞，返回response
+     * @param response
+     */
+    abstract fun onSuccess(response: Response)
+
 
     override fun onRedirectReceived(
         request: UrlRequest,
@@ -41,10 +53,13 @@ abstract class AbsCallBack(
     ) {
         if (followCount > MAX_FOLLOW_COUNT) {
             request.cancel()
-            mException = IOException("Too many redirect")
+            onError(IOException("Too many redirect"))
+            return
         }
         if (mCall.isCanceled()) {
-            mException = IOException("Request Canceled")
+            onError(IOException("Request Canceled"))
+            request.cancel()
+            return
         }
         followCount += 1
         val client = okHttpClient
@@ -55,7 +70,7 @@ abstract class AbsCallBack(
         } else if (okHttpClient.followRedirects) {
             request.followRedirect()
         } else {
-            mException = IOException("Too many redirect")
+            onError(IOException("Too many redirect"))
             request.cancel()
         }
     }
@@ -73,7 +88,7 @@ abstract class AbsCallBack(
     }
 
 
-    @Throws(Exception::class)
+    @Throws(IOException::class)
     override fun onReadCompleted(
         request: UrlRequest,
         info: UrlResponseInfo,
@@ -83,7 +98,7 @@ abstract class AbsCallBack(
 
         if (mCall.isCanceled()) {
             request.cancel()
-            mException = IOException("Request Canceled")
+            onError(IOException("Request Canceled"))
         }
 
         byteBuffer.flip()
@@ -91,9 +106,9 @@ abstract class AbsCallBack(
         try {
             buffer.write(byteBuffer)
         } catch (e: IOException) {
-            DebugLog.i(javaClass.name, "IOException during ByteBuffer read. Details: ", e)
-            mException = IOException("IOException during ByteBuffer read. Details:", e)
-            throw e
+            DebugLog.e(javaClass.name, "IOException during ByteBuffer read. Details: ", e)
+            onError(IOException("IOException during ByteBuffer read. Details:", e))
+            return
         }
         byteBuffer.clear()
         request.read(byteBuffer)
@@ -108,7 +123,8 @@ abstract class AbsCallBack(
             buffer.asResponseBody(contentType)
         val newRequest = originalRequest.newBuilder().url(info.url).build()
         this.mResponse = this.mResponse.newBuilder().body(responseBody).request(newRequest).build()
-        DebugLog.i(javaClass.simpleName, "end[${info.negotiatedProtocol}]${info.url}")
+        onSuccess(this.mResponse)
+        //DebugLog.i(javaClass.simpleName, "end[${info.negotiatedProtocol}]${info.url}")
 
         eventListener?.callEnd(mCall)
         if (responseCallback != null) {
@@ -123,8 +139,8 @@ abstract class AbsCallBack(
 
     //UrlResponseInfo可能为null
     override fun onFailed(request: UrlRequest, info: UrlResponseInfo?, error: CronetException) {
-        DebugLog.i(javaClass.name, error.message.toString())
-        mException = error.rethrowAsIOException()
+        DebugLog.e(javaClass.name, error.message.toString())
+        onError(error.asIOException())
         this.eventListener?.callFailed(mCall, error)
         responseCallback?.onFailure(mCall, error)
     }
@@ -132,7 +148,7 @@ abstract class AbsCallBack(
     override fun onCanceled(request: UrlRequest?, info: UrlResponseInfo?) {
         super.onCanceled(request, info)
         this.eventListener?.callEnd(mCall)
-        mException = IOException("Cronet Request Canceled")
+        onError(IOException("Cronet Request Canceled"))
     }
 
 
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt
index c3e2ae992..954d2f62f 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetHelper.kt
@@ -2,6 +2,7 @@ package io.legado.app.help.http.cronet
 
 import io.legado.app.constant.AppLog
 import io.legado.app.help.config.AppConfig
+import io.legado.app.help.http.okHttpClient
 import io.legado.app.utils.DebugLog
 import okhttp3.Headers
 import okhttp3.MediaType
@@ -13,11 +14,8 @@ import org.chromium.net.UploadDataProviders
 import org.chromium.net.UrlRequest
 import splitties.init.appCtx
 
-import java.util.concurrent.ExecutorService
-import java.util.concurrent.Executors
 
-
-val executor: ExecutorService by lazy { Executors.newCachedThreadPool() }
+//val executor: ExecutorService by lazy { Executors.newCachedThreadPool() }
 
 val cronetEngine: ExperimentalCronetEngine? by lazy {
     if (!AppConfig.isGooglePlay) {
@@ -48,7 +46,11 @@ fun buildRequest(request: Request, callback: UrlRequest.Callback): UrlRequest? {
     val url = request.url.toString()
     val headers: Headers = request.headers
     val requestBody = request.body
-    return cronetEngine?.newUrlRequestBuilder(url, callback, executor)?.apply {
+    return cronetEngine?.newUrlRequestBuilder(
+        url,
+        callback,
+        okHttpClient.dispatcher.executorService
+    )?.apply {
         setHttpMethod(request.method)//设置
         allowDirectExecutor()
         headers.forEachIndexed { index, _ ->
@@ -65,7 +67,7 @@ fun buildRequest(request: Request, callback: UrlRequest.Callback): UrlRequest? {
             requestBody.writeTo(buffer)
             setUploadDataProvider(
                 UploadDataProviders.create(buffer.readByteArray()),
-                executor
+                okHttpClient.dispatcher.executorService
             )
 
         }
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
index 124b6163f..74b685128 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetInterceptor.kt
@@ -49,7 +49,6 @@ class CronetInterceptor(private val cookieJar: CookieJar?) : Interceptor {
             OldCallback(request, call)
         }
         buildRequest(request, callBack)?.let {
-            it.start()
             return callBack.waitForDone(it)
         }
         return null
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
index b06d0719b..34ad3e5f5 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/CronetLoader.kt
@@ -268,7 +268,8 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             return
         }
         download = true
-        executor.execute {
+
+        Coroutine.async {
             val result = downloadFileIfNotExist(url, downloadTempFile)
             DebugLog.d(javaClass.simpleName, "download result:$result")
             //文件md5再次校验
@@ -279,7 +280,7 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
                     downloadTempFile.deleteOnExit()
                 }
                 download = false
-                return@execute
+                return@async
             }
             DebugLog.d(javaClass.simpleName, "download success, copy to $destSuccessFile")
             //下载成功拷贝文件
@@ -289,6 +290,9 @@ object CronetLoader : CronetEngine.Builder.LibraryLoader() {
             @Suppress("SameParameterValue")
             deleteHistoryFile(parentFile!!, null)
         }
+//        executor.execute {
+//
+//        }
     }
 
     /**
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt b/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt
index 6a0d0eeff..7960f54f8 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/NewCallBack.kt
@@ -6,11 +6,8 @@ import androidx.annotation.RequiresApi
 import okhttp3.Call
 import okhttp3.Request
 import okhttp3.Response
-import org.chromium.net.CronetException
 import org.chromium.net.UrlRequest
-import org.chromium.net.UrlResponseInfo
 import java.io.IOException
-import java.nio.ByteBuffer
 import java.util.concurrent.CompletableFuture
 import java.util.concurrent.TimeUnit
 
@@ -21,45 +18,29 @@ class NewCallBack(originalRequest: Request, mCall: Call) : AbsCallBack(originalR
 
     @Throws(IOException::class)
     override fun waitForDone(urlRequest: UrlRequest): Response {
-        return responseFuture.get(mCall.timeout().timeoutNanos(), TimeUnit.NANOSECONDS)
-    }
-
-    override fun onRedirectReceived(
-        request: UrlRequest,
-        info: UrlResponseInfo,
-        newLocationUrl: String
-    ) {
-        super.onRedirectReceived(request, info, newLocationUrl)
-        if (mException != null) {
-            responseFuture.completeExceptionally(mException)
+        urlRequest.start()
+        return if (mCall.timeout().timeoutNanos() > 0) {
+            responseFuture.get(mCall.timeout().timeoutNanos(), TimeUnit.NANOSECONDS)
+        } else {
+            return responseFuture.get()
         }
-    }
-
-
-    override fun onReadCompleted(
-        request: UrlRequest,
-        info: UrlResponseInfo,
-        byteBuffer: ByteBuffer
-    ) {
-        super.onReadCompleted(request, info, byteBuffer)
-        if (mException != null) {
-            responseFuture.completeExceptionally(mException)
-        }
-    }
 
-    override fun onSucceeded(request: UrlRequest, info: UrlResponseInfo) {
-        super.onSucceeded(request, info)
-        responseFuture.complete(mResponse)
     }
 
-    override fun onFailed(request: UrlRequest, info: UrlResponseInfo?, error: CronetException) {
-        super.onFailed(request, info, error)
-        responseFuture.completeExceptionally(mException)
+    /**
+     * 当发生错误时，通知子类终止阻塞抛出错误
+     * @param error
+     */
+    override fun onError(error: IOException) {
+        responseFuture.completeExceptionally(error)
     }
 
-    override fun onCanceled(request: UrlRequest?, info: UrlResponseInfo?) {
-        super.onCanceled(request, info)
-        responseFuture.completeExceptionally(mException)
+    /**
+     * 请求成功后，通知子类结束阻塞，返回response
+     * @param response
+     */
+    override fun onSuccess(response: Response) {
+        responseFuture.complete(response)
     }
 
 
diff --git a/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt b/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt
index 20ad29c60..3107187df 100644
--- a/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt
+++ b/app/src/main/java/io/legado/app/help/http/cronet/OldCallback.kt
@@ -4,20 +4,19 @@ import android.os.ConditionVariable
 import okhttp3.Call
 import okhttp3.Request
 import okhttp3.Response
-import org.chromium.net.CronetException
 import org.chromium.net.UrlRequest
-import org.chromium.net.UrlResponseInfo
 import java.io.IOException
-import java.nio.ByteBuffer
 
 class OldCallback(originalRequest: Request, mCall: Call) : AbsCallBack(originalRequest, mCall) {
 
     private val mResponseCondition = ConditionVariable()
+    private var mException: IOException? = null
 
     @Throws(IOException::class)
     override fun waitForDone(urlRequest: UrlRequest): Response {
         //获取okhttp call的完整请求的超时时间
         val timeOutMs: Long = mCall.timeout().timeoutNanos() / 1000000
+        urlRequest.start()
         if (timeOutMs > 0) {
             mResponseCondition.block(timeOutMs)
         } else {
@@ -32,35 +31,25 @@ class OldCallback(originalRequest: Request, mCall: Call) : AbsCallBack(originalR
         if (mException != null) {
             throw mException as IOException
         }
-        return this.mResponse
+        return mResponse
     }
 
-
-    override fun onReadCompleted(
-        request: UrlRequest,
-        info: UrlResponseInfo,
-        byteBuffer: ByteBuffer
-    ) {
-        super.onReadCompleted(request, info, byteBuffer)
-        if (mException != null) {
-            mResponseCondition.open()
-        }
-    }
-
-    override fun onSucceeded(request: UrlRequest, info: UrlResponseInfo) {
-        super.onSucceeded(request, info)
+    /**
+     * 当发生错误时，通知子类终止阻塞抛出错误
+     * @param error
+     */
+    override fun onError(error: IOException) {
+        mException = error
         mResponseCondition.open()
     }
 
-    override fun onFailed(request: UrlRequest, info: UrlResponseInfo?, error: CronetException) {
-        super.onFailed(request, info, error)
+    /**
+     * 请求成功后，通知子类结束阻塞，返回response
+     * @param response
+     */
+    override fun onSuccess(response: Response) {
         mResponseCondition.open()
     }
 
 
-    override fun onCanceled(request: UrlRequest?, info: UrlResponseInfo?) {
-        super.onCanceled(request, info)
-        mResponseCondition.open()
-    }
-
 }
\ No newline at end of file
diff --git a/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt b/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt
index a5bfaa8fc..088db9b3b 100644
--- a/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt
+++ b/app/src/main/java/io/legado/app/utils/ThrowableExtensions.kt
@@ -12,8 +12,8 @@ val Throwable.msg: String
         }
     }
 
-fun Throwable.rethrowAsIOException(): IOException {
+fun Throwable.asIOException(): IOException {
     val newException = IOException(this.message)
     newException.initCause(this)
-    throw newException
+    return newException
 }
\ No newline at end of file