diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java b/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java
index 91fbc955..cae8612f 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/AbsFileer.java
@@ -22,6 +22,7 @@ import com.arialyy.aria.core.download.DownloadTaskEntity;
 import com.arialyy.aria.core.inf.AbsNormalEntity;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 import com.arialyy.aria.core.inf.IEventListener;
+import com.arialyy.aria.core.manager.ThreadTaskManager;
 import com.arialyy.aria.orm.DbEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.CommonUtil;
@@ -36,8 +37,6 @@ import java.util.Properties;
 import java.util.Set;
 import java.util.Timer;
 import java.util.TimerTask;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
 
 /**
  * Created by AriaL on 2017/7/1.
@@ -63,7 +62,6 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
   protected Context mContext;
   protected File mTempFile; //文件
   protected StateConstance mConstance;
-  private ExecutorService mFixedThreadPool;
   //总线程数
   protected int mTotalThreadNum;
   //启动线程数
@@ -121,9 +119,6 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
     mCompleteThreadNum = 0;
     mTotalThreadNum = 0;
     mStartThreadNum = 0;
-    if (mFixedThreadPool != null) {
-      mFixedThreadPool.shutdown();
-    }
     if (mTask != null && !mTask.isEmpty()) {
       for (int i = 0; i < mTask.size(); i++) {
         AbsThreadTask task = mTask.get(i);
@@ -258,15 +253,13 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
     closeTimer();
     mConstance.isRunning = false;
     mConstance.isCancel = true;
-    if (mFixedThreadPool != null) {
-      mFixedThreadPool.shutdown();
-    }
     for (int i = 0; i < mStartThreadNum; i++) {
       AbsThreadTask task = mTask.get(i);
       if (task != null) {
         task.cancel();
       }
     }
+    ThreadTaskManager.getInstance().stopTaskThread(mTaskEntity.getKey());
   }
 
   public void stop() {
@@ -274,15 +267,13 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
     mConstance.isRunning = false;
     mConstance.isStop = true;
     if (mConstance.isComplete()) return;
-    if (mFixedThreadPool != null) {
-      mFixedThreadPool.shutdown();
-    }
     for (int i = 0; i < mStartThreadNum; i++) {
       AbsThreadTask task = mTask.get(i);
       if (task != null && !task.isThreadComplete()) {
         task.stop();
       }
     }
+    ThreadTaskManager.getInstance().stopTaskThread(mTaskEntity.getKey());
   }
 
   /**
@@ -636,13 +627,9 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
     } else {
       mListener.onStart(mConstance.CURRENT_LOCATION);
     }
-    mFixedThreadPool = Executors.newFixedThreadPool(recordL.length);
     for (int l : recordL) {
       if (l == -1) continue;
-      Runnable task = mTask.get(l);
-      if (task != null) {
-        mFixedThreadPool.execute(task);
-      }
+      ThreadTaskManager.getInstance().startThread(mTaskEntity.getKey(), mTask.get(l));
     }
   }
 
@@ -652,31 +639,6 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
   public void retryTask() {
     ALog.w(TAG, String.format("任务【%s】开始重试", mEntity.getFileName()));
     startFlow();
-    //if (isBreak()) {
-    //  return;
-    //}
-    //if (mTask == null || mTask.size() == 0) {
-    //  ALog.w(TAG, "没有线程任务");
-    //  return;
-    //}
-    //Set<Integer> keys = mTask.keySet();
-    //for (Integer key : keys) {
-    //  AbsThreadTask task = mTask.get(key);
-    //  if (task != null && !task.isThreadComplete()) {
-    //
-    //    task.getConfig().START_LOCATION = task.getConfig().THREAD_RECORD.startLocation;
-    //    mConstance.resetState();
-    //    startTimer();
-    //    ALog.d(TAG, String.format("任务【%s】开始重试，线程__%s__【开始位置：%s，结束位置：%s】", mEntity.getFileName(),
-    //        key, task.getConfig().START_LOCATION, task.getConfig().END_LOCATION));
-    //    if (!mFixedThreadPool.isShutdown()) {
-    //      mFixedThreadPool.execute(task);
-    //    } else {
-    //      ALog.w(TAG, "线程池已关闭");
-    //      mListener.onFail(true);
-    //    }
-    //  }
-    //}
   }
 
   /**
@@ -707,8 +669,7 @@ public abstract class AbsFileer<ENTITY extends AbsNormalEntity, TASK_ENTITY exte
     AbsThreadTask task = selectThreadTask(config);
     if (task == null) return;
     mTask.put(0, task);
-    mFixedThreadPool = Executors.newFixedThreadPool(1);
-    mFixedThreadPool.execute(task);
+    ThreadTaskManager.getInstance().startThread(mTaskEntity.getKey(), task);
     mListener.onStart(0);
   }
 
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java b/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java
index e8be8cf4..7ed9a39c 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/common/AbsThreadTask.java
@@ -20,6 +20,7 @@ import com.arialyy.aria.core.AriaManager;
 import com.arialyy.aria.core.inf.AbsNormalEntity;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 import com.arialyy.aria.core.inf.IEventListener;
+import com.arialyy.aria.core.manager.ThreadTaskManager;
 import com.arialyy.aria.core.upload.UploadEntity;
 import com.arialyy.aria.util.ALog;
 import com.arialyy.aria.util.ErrorHelp;
@@ -30,6 +31,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Timer;
 import java.util.TimerTask;
+import java.util.concurrent.Callable;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
 
@@ -38,7 +40,7 @@ import java.util.concurrent.Executors;
  * 任务线程
  */
 public abstract class AbsThreadTask<ENTITY extends AbsNormalEntity, TASK_ENTITY extends AbsTaskEntity<ENTITY>>
-    implements Runnable {
+    implements Callable<TASK_ENTITY> {
   /**
    * 线程重试次数
    */
@@ -352,7 +354,8 @@ public abstract class AbsThreadTask<ENTITY extends AbsNormalEntity, TASK_ENTITY
           }
           mFailTimes++;
           handleRetryRecord();
-          AbsThreadTask.this.run();
+          ThreadTaskManager.getInstance().retryThread(AbsThreadTask.this);
+          //AbsThreadTask.this.run();
         }
       }, 3000);
     } else {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/common/ThreadTaskManager.java b/Aria/src/main/java/com/arialyy/aria/core/common/ThreadTaskManager.java
deleted file mode 100644
index 8893d6df..00000000
--- a/Aria/src/main/java/com/arialyy/aria/core/common/ThreadTaskManager.java
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-package com.arialyy.aria.core.common;
-
-import java.util.ArrayList;
-import java.util.Iterator;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.ConcurrentHashMap;
-
-/**
- * 线程任务管理器
- */
-class ThreadTaskManager {
-  private static volatile ThreadTaskManager INSTANCE = null;
-  private Map<String, List<AbsThreadTask>> mThreadTasks = new ConcurrentHashMap<>();
-
-  private ThreadTaskManager() {
-
-  }
-
-  public static ThreadTaskManager getInstance() {
-    if (INSTANCE == null) {
-      synchronized (ThreadTaskManager.class) {
-        INSTANCE = new ThreadTaskManager();
-      }
-    }
-    return INSTANCE;
-  }
-
-  /**
-   * 添加单条线程记录
-   *
-   * @param key 任务对应的key
-   * @param threadTask 线程任务
-   */
-  public void addTask(String key, AbsThreadTask threadTask) {
-    if (mThreadTasks.get(key) == null) {
-      mThreadTasks.put(key, new ArrayList<AbsThreadTask>());
-    }
-    mThreadTasks.get(key).add(threadTask);
-  }
-
-  /**
-   * 删除对应的任务的线程记录
-   *
-   * @param key 任务对应的key
-   */
-  public void removeTask(String key) {
-    for (Iterator<Map.Entry<String, List<AbsThreadTask>>> iter = mThreadTasks.entrySet().iterator();
-        iter.hasNext(); ) {
-      Map.Entry<String, List<AbsThreadTask>> entry = iter.next();
-      if (key.equals(entry.getKey())) {
-        List<AbsThreadTask> list = mThreadTasks.get(key);
-        if (list != null && !list.isEmpty()) {
-          list.clear();
-        }
-        iter.remove();
-      }
-    }
-  }
-
-
-
-}
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/downloader/FtpThreadTask.java b/Aria/src/main/java/com/arialyy/aria/core/download/downloader/FtpThreadTask.java
index 314a7230..bbaa67ed 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/downloader/FtpThreadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/downloader/FtpThreadTask.java
@@ -53,10 +53,10 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
     isBlock = STATE.TASK_RECORD.isBlock;
   }
 
-  @Override public void run() {
+  @Override public DownloadTaskEntity call() throws Exception {
     if (mConfig.THREAD_RECORD.isComplete) {
       handleComplete();
-      return;
+      return mTaskEntity;
     }
     mChildCurrentLocation = mConfig.START_LOCATION;
     FTPClient client = null;
@@ -69,7 +69,7 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
       client = createClient();
       if (client == null) {
         fail(mChildCurrentLocation, "ftp client 创建失败", null);
-        return;
+        return mTaskEntity;
       }
       if (mConfig.START_LOCATION > 0) {
         client.setRestartOffset(mConfig.START_LOCATION);
@@ -81,7 +81,7 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
             String.format("获取文件信息错误，错误码为：%s，msg：%s", reply, client.getReplyString()),
             null);
         client.disconnect();
-        return;
+        return mTaskEntity;
       }
       String remotePath =
           new String(mTaskEntity.getUrlEntity().remotePath.getBytes(charSet), SERVER_CHARSET);
@@ -93,7 +93,7 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
             String.format("获取流失败，错误码为：%s，msg：%s", reply, client.getReplyString()),
             null);
         client.disconnect();
-        return;
+        return mTaskEntity;
       }
 
       if (isOpenDynamicFile) {
@@ -118,6 +118,7 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
         e.printStackTrace();
       }
     }
+    return mTaskEntity;
   }
 
   /**
@@ -164,7 +165,7 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
       foc = fos.getChannel();
       fic = Channels.newChannel(is);
       ByteBuffer bf = ByteBuffer.allocate(mBufSize);
-      while ((len = fic.read(bf)) != -1) {
+      while (!Thread.currentThread().isInterrupted() && (len = fic.read(bf)) != -1) {
         if (isBreak()) {
           break;
         }
@@ -215,7 +216,7 @@ class FtpThreadTask extends AbsFtpThreadTask<DownloadEntity, DownloadTaskEntity>
       file.seek(mConfig.START_LOCATION);
       byte[] buffer = new byte[mBufSize];
       int len;
-      while ((len = is.read(buffer)) != -1) {
+      while (!Thread.currentThread().isInterrupted() && (len = is.read(buffer)) != -1) {
         if (isBreak()) {
           break;
         }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpThreadTask.java b/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpThreadTask.java
index 9e75a3f4..9bc2ec5b 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpThreadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/downloader/HttpThreadTask.java
@@ -33,6 +33,7 @@ import java.net.MalformedURLException;
 import java.net.URL;
 import java.nio.ByteBuffer;
 import java.nio.channels.Channels;
+import java.nio.channels.ClosedByInterruptException;
 import java.nio.channels.FileChannel;
 import java.nio.channels.ReadableByteChannel;
 
@@ -56,10 +57,10 @@ final class HttpThreadTask extends AbsThreadTask<DownloadEntity, DownloadTaskEnt
     isBlock = STATE.TASK_RECORD.isBlock;
   }
 
-  @Override public void run() {
+  @Override public DownloadTaskEntity call(){
     if (getThreadRecord().isComplete) {
       handleComplete();
-      return;
+      return mTaskEntity;
     }
     HttpURLConnection conn = null;
     BufferedInputStream is = null;
@@ -118,6 +119,7 @@ final class HttpThreadTask extends AbsThreadTask<DownloadEntity, DownloadTaskEnt
         e.printStackTrace();
       }
     }
+    return mTaskEntity;
   }
 
   /**
@@ -133,7 +135,8 @@ final class HttpThreadTask extends AbsThreadTask<DownloadEntity, DownloadTaskEnt
       foc = fos.getChannel();
       fic = Channels.newChannel(is);
       ByteBuffer bf = ByteBuffer.allocate(mBufSize);
-      while ((len = fic.read(bf)) != -1) {
+      //如果要通过 Future 的 cancel 方法取消正在运行的任务，那么该任务必定是可以 对线程中断做出响应 的任务。
+      while (!Thread.currentThread().isInterrupted() && (len = fic.read(bf)) != -1) {
         if (isBreak()) {
           break;
         }
@@ -192,7 +195,7 @@ final class HttpThreadTask extends AbsThreadTask<DownloadEntity, DownloadTaskEnt
       throws IOException {
     byte[] buffer = new byte[mBufSize];
     int len;
-    while ((len = is.read(buffer)) != -1) {
+    while (!Thread.currentThread().isInterrupted() && (len = is.read(buffer)) != -1) {
       if (isBreak()) {
         break;
       }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/manager/ThreadTaskManager.java b/Aria/src/main/java/com/arialyy/aria/core/manager/ThreadTaskManager.java
index d0ccb984..6e825e6d 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/manager/ThreadTaskManager.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/manager/ThreadTaskManager.java
@@ -1,4 +1,116 @@
+/*
+ * Copyright (C) 2016 AriaLyy(https://github.com/AriaLyy/Aria)
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
 package com.arialyy.aria.core.manager;
 
+import com.arialyy.aria.core.common.AbsThreadTask;
+import com.arialyy.aria.core.inf.AbsTaskEntity;
+import com.arialyy.aria.util.ALog;
+import com.arialyy.aria.util.CommonUtil;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Map;
+import java.util.Set;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+
+/**
+ * 线程管理器
+ */
 public class ThreadTaskManager {
+  private static volatile ThreadTaskManager INSTANCE = null;
+  private static final Object LOCK = new Object();
+  private final String TAG = "ThreadTaskManager";
+  private ExecutorService mExePool;
+  private Map<String, Set<Future>> mThreadTasks = new HashMap<>();
+
+  public static ThreadTaskManager getInstance() {
+    if (INSTANCE == null) {
+      synchronized (LOCK) {
+        INSTANCE = new ThreadTaskManager();
+      }
+    }
+    return INSTANCE;
+  }
+
+  private ThreadTaskManager() {
+    mExePool = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
+  }
+
+  /**
+   * 启动线程任务
+   *
+   * @param key 任务对应的key{@link AbsTaskEntity#getKey()}
+   * @param threadTask 线程任务{@link AbsThreadTask}
+   */
+  public void startThread(String key, AbsThreadTask threadTask) {
+    if (mExePool.isShutdown()) {
+      ALog.e(TAG, "线程池已经关闭");
+      return;
+    }
+    key = getKey(key);
+    Set<Future> temp = mThreadTasks.get(key);
+    if (temp == null) {
+      temp = new HashSet<>();
+      mThreadTasks.put(key, temp);
+    }
+    temp.add(mExePool.submit(threadTask));
+  }
+
+  /**
+   * 停止任务的所有线程
+   *
+   * @param key 任务对应的key{@link AbsTaskEntity#getKey()}
+   */
+  public void stopTaskThread(String key) {
+    if (mExePool.isShutdown()) {
+      ALog.e(TAG, "线程池已经关闭");
+      return;
+    }
+    Set<Future> temp = mThreadTasks.get(getKey(key));
+    for (Future future : temp) {
+      if (future.isDone() || future.isCancelled()) {
+        continue;
+      }
+      future.cancel(true);
+    }
+    mThreadTasks.remove(key);
+  }
+
+  /**
+   * 重试线程任务
+   *
+   * @param task 线程任务
+   */
+  public void retryThread(AbsThreadTask task) {
+    if (mExePool.isShutdown()) {
+      ALog.e(TAG, "线程池已经关闭");
+      return;
+    }
+    mExePool.submit(task);
+  }
+
+  /**
+   * map中的key
+   *
+   * @param key 任务的key{@link AbsTaskEntity#getKey()}
+   * @return 转换后的map中的key
+   */
+  private String getKey(String key) {
+    return CommonUtil.getStrMd5(key);
+  }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/FtpThreadTask.java b/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/FtpThreadTask.java
index bfb59627..c3a233f6 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/FtpThreadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/FtpThreadTask.java
@@ -50,7 +50,7 @@ class FtpThreadTask extends AbsFtpThreadTask<UploadEntity, UploadTaskEntity> {
     return mAridManager.getUploadConfig().getMaxSpeed();
   }
 
-  @Override public void run() {
+  @Override public UploadTaskEntity call() throws Exception {
     //当前子线程的下载位置
     mChildCurrentLocation = mConfig.START_LOCATION;
     FTPClient client = null;
@@ -60,7 +60,9 @@ class FtpThreadTask extends AbsFtpThreadTask<UploadEntity, UploadTaskEntity> {
           String.format("任务【%s】线程__%s__开始上传【开始位置 : %s，结束位置：%s】", mConfig.TEMP_FILE.getName(),
               mConfig.THREAD_ID, mConfig.START_LOCATION, mConfig.END_LOCATION));
       client = createClient();
-      if (client == null) return;
+      if (client == null) {
+        return mTaskEntity;
+      }
       initPath();
       client.makeDirectory(dir);
       client.changeWorkingDirectory(dir);
@@ -69,7 +71,7 @@ class FtpThreadTask extends AbsFtpThreadTask<UploadEntity, UploadTaskEntity> {
       if (!FTPReply.isPositivePreliminary(reply) && reply != FTPReply.FILE_ACTION_OK) {
         fail(mChildCurrentLocation, "上传失败，错误码为：" + reply + "，msg：" + client.getReplyString(), null);
         client.disconnect();
-        return;
+        return mTaskEntity;
       }
 
       file = new BufferedRandomAccessFile(mConfig.TEMP_FILE, "rwd", mBufSize);
@@ -79,7 +81,7 @@ class FtpThreadTask extends AbsFtpThreadTask<UploadEntity, UploadTaskEntity> {
       }
       upload(client, file);
       if (isBreak()) {
-        return;
+        return mTaskEntity;
       }
       ALog.i(TAG,
           String.format("任务【%s】线程__%s__上传完毕", mConfig.TEMP_FILE.getName(), mConfig.THREAD_ID));
@@ -110,6 +112,7 @@ class FtpThreadTask extends AbsFtpThreadTask<UploadEntity, UploadTaskEntity> {
         e.printStackTrace();
       }
     }
+    return mTaskEntity;
   }
 
   private void initPath() throws UnsupportedEncodingException {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/HttpThreadTask.java b/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/HttpThreadTask.java
index 822ba74e..1978b9ed 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/HttpThreadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/upload/uploader/HttpThreadTask.java
@@ -57,12 +57,12 @@ class HttpThreadTask extends AbsThreadTask<UploadEntity, UploadTaskEntity> {
     isNotNetRetry = mAridManager.getUploadConfig().isNotNetRetry();
   }
 
-  @Override public void run() {
+  @Override public UploadTaskEntity call() throws Exception {
     File uploadFile = new File(mEntity.getFilePath());
     if (!uploadFile.exists()) {
       ALog.e(TAG, String.format("【%s】，文件不存在。", mEntity.getFilePath()));
       fail();
-      return;
+      return mTaskEntity;
     }
     mListener.onPre();
     URL url;
@@ -103,6 +103,7 @@ class HttpThreadTask extends AbsThreadTask<UploadEntity, UploadTaskEntity> {
       e.printStackTrace();
       fail();
     }
+    return mTaskEntity;
   }
 
   private void fail() {
@@ -199,7 +200,7 @@ class HttpThreadTask extends AbsThreadTask<UploadEntity, UploadTaskEntity> {
     if (status == HttpURLConnection.HTTP_OK) {
       BufferedReader reader = new BufferedReader(new InputStreamReader(mHttpConn.getInputStream()));
       String line;
-      while ((line = reader.readLine()) != null) {
+      while (!Thread.currentThread().isInterrupted() && (line = reader.readLine()) != null) {
         response.append(line);
       }
       reader.close();
diff --git a/app/src/main/java/com/arialyy/simple/download/SingleTaskActivity.java b/app/src/main/java/com/arialyy/simple/download/SingleTaskActivity.java
index 0bb2cc84..53c76670 100644
--- a/app/src/main/java/com/arialyy/simple/download/SingleTaskActivity.java
+++ b/app/src/main/java/com/arialyy/simple/download/SingleTaskActivity.java
@@ -222,9 +222,9 @@ public class SingleTaskActivity extends BaseActivity<ActivitySingleBinding> {
         startD();
         break;
       case R.id.stop:
-        //Aria.download(this).load(DOWNLOAD_URL).stop();
-        startActivity(new Intent(this, SingleTaskActivity.class));
-        Aria.download(this).unRegister();
+        Aria.download(this).load(DOWNLOAD_URL).stop();
+        //startActivity(new Intent(this, SingleTaskActivity.class));
+        //Aria.download(this).unRegister();
         //Aria.download(this).load(DOWNLOAD_URL).removeRecord();
         break;
       case R.id.cancel: