diff --git a/app/src/main/java/io/legado/app/service/CheckSourceService.kt b/app/src/main/java/io/legado/app/service/CheckSourceService.kt
index aa3bd6799..539c6c1ac 100644
--- a/app/src/main/java/io/legado/app/service/CheckSourceService.kt
+++ b/app/src/main/java/io/legado/app/service/CheckSourceService.kt
@@ -8,9 +8,11 @@ import io.legado.app.base.BaseService
 import io.legado.app.constant.AppConst
 import io.legado.app.constant.EventBus
 import io.legado.app.constant.IntentAction
+import io.legado.app.data.entities.BookSource
 import io.legado.app.help.AppConfig
 import io.legado.app.help.IntentHelp
 import io.legado.app.help.coroutine.CompositeCoroutine
+import io.legado.app.model.webBook.WebBook
 import io.legado.app.service.help.CheckSource
 import io.legado.app.ui.book.source.manage.BookSourceActivity
 import io.legado.app.utils.postEvent
@@ -21,7 +23,7 @@ import kotlin.math.min
 
 class CheckSourceService : BaseService() {
     private var threadCount = AppConfig.threadCount
-    private var searchPool = Executors.newFixedThreadPool(threadCount).asCoroutineDispatcher()
+    private var searchCoroutine = Executors.newFixedThreadPool(threadCount).asCoroutineDispatcher()
     private var tasks = CompositeCoroutine()
     private val allIds = ArrayList<String>()
     private val checkedIds = ArrayList<String>()
@@ -62,7 +64,7 @@ class CheckSourceService : BaseService() {
     override fun onDestroy() {
         super.onDestroy()
         tasks.clear()
-        searchPool.close()
+        searchCoroutine.close()
         postEvent(EventBus.CHECK_SOURCE_DONE, 0)
     }
 
@@ -96,18 +98,34 @@ class CheckSourceService : BaseService() {
             if (index < allIds.size) {
                 val sourceUrl = allIds[index]
                 App.db.bookSourceDao.getBookSource(sourceUrl)?.let { source ->
-                    if (source.searchUrl.isNullOrEmpty()) {
-                        onNext(sourceUrl, source.bookSourceName)
-                    } else {
-                        CheckSource(source).check(this, searchPool) {
-                            onNext(it, source.bookSourceName)
-                        }
-                    }
+                    check(source)
                 } ?: onNext(sourceUrl, "")
             }
         }
     }
 
+    fun check(source: BookSource) {
+        execute(context = searchCoroutine) {
+            val webBook = WebBook(source)
+            val books = webBook.searchBookAwait(this, CheckSource.keyword)
+            val book = webBook.getBookInfoAwait(this, books.first().toBook())
+            val toc = webBook.getChapterListAwait(this, book)
+            val content = webBook.getContentAwait(this, book, toc.first())
+            if (content.isBlank()) {
+                throw Exception("正文内容为空")
+            }
+        }.timeout(60000L)
+            .onError {
+                source.addGroup("失效")
+                App.db.bookSourceDao.update(source)
+            }.onSuccess {
+                source.removeGroup("失效")
+                App.db.bookSourceDao.update(source)
+            }.onFinally {
+                onNext(source.bookSourceUrl, source.bookSourceName)
+            }
+    }
+
     private fun onNext(sourceUrl: String, sourceName: String) {
         synchronized(this) {
             check()
diff --git a/app/src/main/java/io/legado/app/service/help/CheckSource.kt b/app/src/main/java/io/legado/app/service/help/CheckSource.kt
index 596662429..d38e6c225 100644
--- a/app/src/main/java/io/legado/app/service/help/CheckSource.kt
+++ b/app/src/main/java/io/legado/app/service/help/CheckSource.kt
@@ -2,64 +2,35 @@ package io.legado.app.service.help
 
 import android.content.Context
 import android.content.Intent
-import io.legado.app.App
 import io.legado.app.R
 import io.legado.app.constant.IntentAction
 import io.legado.app.data.entities.BookSource
-import io.legado.app.help.coroutine.Coroutine
-import io.legado.app.model.webBook.WebBook
 import io.legado.app.service.CheckSourceService
-import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.Dispatchers
 import org.jetbrains.anko.toast
-import kotlin.coroutines.CoroutineContext
 
-class CheckSource(val source: BookSource) {
+object CheckSource {
+    var keyword = "我的"
 
-    companion object {
-        var keyword = "我的"
-
-        fun start(context: Context, sources: List<BookSource>) {
-            if (sources.isEmpty()) {
-                context.toast(R.string.non_select)
-                return
-            }
-            val selectedIds: ArrayList<String> = arrayListOf()
-            sources.map {
-                selectedIds.add(it.bookSourceUrl)
-            }
-            Intent(context, CheckSourceService::class.java).let {
-                it.action = IntentAction.start
-                it.putExtra("selectIds", selectedIds)
-                context.startService(it)
-            }
+    fun start(context: Context, sources: List<BookSource>) {
+        if (sources.isEmpty()) {
+            context.toast(R.string.non_select)
+            return
         }
-
-        fun stop(context: Context) {
-            Intent(context, CheckSourceService::class.java).let {
-                it.action = IntentAction.stop
-                context.startService(it)
-            }
+        val selectedIds: ArrayList<String> = arrayListOf()
+        sources.map {
+            selectedIds.add(it.bookSourceUrl)
+        }
+        Intent(context, CheckSourceService::class.java).let {
+            it.action = IntentAction.start
+            it.putExtra("selectIds", selectedIds)
+            context.startService(it)
         }
     }
 
-    fun check(
-        scope: CoroutineScope,
-        context: CoroutineContext,
-        onNext: (sourceUrl: String) -> Unit
-    ): Coroutine<*> {
-        val webBook = WebBook(source)
-        return webBook
-            .searchBook(scope, keyword, context = context)
-            .timeout(60000L)
-            .onError(Dispatchers.IO) {
-                source.addGroup("失效")
-                App.db.bookSourceDao.update(source)
-            }.onSuccess(Dispatchers.IO) {
-                source.removeGroup("失效")
-                App.db.bookSourceDao.update(source)
-            }.onFinally(Dispatchers.IO) {
-                onNext(source.bookSourceUrl)
-            }
+    fun stop(context: Context) {
+        Intent(context, CheckSourceService::class.java).let {
+            it.action = IntentAction.stop
+            context.startService(it)
+        }
     }
 }
\ No newline at end of file