diff --git a/Aria/src/main/java/com/arialyy/aria/core/Aria.java b/Aria/src/main/java/com/arialyy/aria/core/Aria.java
index 27e19d2e..5dc70cfe 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/Aria.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/Aria.java
@@ -59,62 +59,6 @@ import com.arialyy.aria.core.upload.UploadTask;
  * </pre>
  */
 @TargetApi(Build.VERSION_CODES.ICE_CREAM_SANDWICH_MR1) public class Aria {
-  /**
-   * 不支持断点
-   */
-  public static final String ACTION_SUPPORT_BREAK_POINT = "ACTION_SUPPORT_BREAK_POINT";
-  /**
-   * 预处理完成
-   */
-  public static final String ACTION_PRE = "ACTION_PRE";
-  /**
-   * 下载开始前事件
-   */
-  public static final String ACTION_POST_PRE = "ACTION_POST_PRE";
-  /**
-   * 开始下载事件
-   */
-  public static final String ACTION_START = "ACTION_START";
-  /**
-   * 恢复下载事件
-   */
-  public static final String ACTION_RESUME = "ACTION_RESUME";
-  /**
-   * 正在下载事件
-   */
-  public static final String ACTION_RUNNING = "ACTION_RUNNING";
-  /**
-   * 停止下载事件
-   */
-  public static final String ACTION_STOP = "ACTION_STOP";
-  /**
-   * 取消下载事件
-   */
-  public static final String ACTION_CANCEL = "ACTION_CANCEL";
-  /**
-   * 下载完成事件
-   */
-  public static final String ACTION_COMPLETE = "ACTION_COMPLETE";
-  /**
-   * 下载失败事件
-   */
-  public static final String ACTION_FAIL = "ACTION_FAIL";
-  /**
-   * 下载实体
-   */
-  public static final String DOWNLOAD_ENTITY = "DOWNLOAD_ENTITY";
-  /**
-   * 上传实体
-   */
-  public static final String UPLOAD_ENTITY = "UPLOAD_ENTITY";
-  /**
-   * 位置
-   */
-  public static final String CURRENT_LOCATION = "CURRENT_LOCATION";
-  /**
-   * 速度
-   */
-  public static final String CURRENT_SPEED = "CURRENT_SPEED";
 
   private Aria() {
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java b/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java
index 260d1d29..d0df8509 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/ConfigHelper.java
@@ -54,9 +54,6 @@ class ConfigHelper extends DefaultHandler {
         case "threadNum":
           loadThreadNum(value);
           break;
-        case "openBroadcast":
-          loadBroadcast(value);
-          break;
         case "maxTaskNum":
           loadMaxQueue(value);
           break;
@@ -224,16 +221,6 @@ class ConfigHelper extends DefaultHandler {
     }
   }
 
-  private void loadBroadcast(String value) {
-    boolean open = Boolean.parseBoolean(value);
-    if (isDownloadConfig) {
-      mDownloadConfig.isOpenBreadCast = open;
-    }
-    if (isUploadConfig) {
-      mUploadConfig.isOpenBreadCast = open;
-    }
-  }
-
   private void loadThreadNum(String value) {
     int num = 3;
     if (!TextUtils.isEmpty(value)) {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/group/GroupStartCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/group/GroupStartCmd.java
index 7fdb8465..3bd7bea8 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/group/GroupStartCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/group/GroupStartCmd.java
@@ -15,7 +15,12 @@
  */
 package com.arialyy.aria.core.command.group;
 
+import android.text.TextUtils;
+import com.arialyy.aria.core.AriaManager;
+import com.arialyy.aria.core.QueueMod;
+import com.arialyy.aria.core.inf.AbsGroupTask;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
+import com.arialyy.aria.core.inf.IEntity;
 
 /**
  * Created by AriaL on 2017/6/29.
@@ -30,6 +35,38 @@ class GroupStartCmd<T extends AbsTaskEntity> extends AbsGroupCmd<T> {
   }
 
   @Override public void executeCmd() {
+    String mod;
+    int maxTaskNum;
+    AriaManager manager = AriaManager.getInstance(AriaManager.APP);
+    if (isDownloadCmd) {
+      mod = manager.getDownloadConfig().getQueueMod();
+      maxTaskNum = manager.getDownloadConfig().getMaxTaskNum();
+    } else {
+      mod = manager.getUploadConfig().getQueueMod();
+      maxTaskNum = manager.getUploadConfig().getMaxTaskNum();
+    }
 
+    AbsGroupTask task = (AbsGroupTask) mQueue.getTask(mTaskEntity.getEntity());
+    if (task == null) {
+      task = (AbsGroupTask) mQueue.createTask(mTargetName, mTaskEntity);
+      if (!TextUtils.isEmpty(mTargetName)) {
+        task.setTargetName(mTargetName);
+      }
+      // 任务不存在时，根据配置不同，对任务执行操作
+      if (mod.equals(QueueMod.NOW.getTag())) {
+        mQueue.startTask(task);
+      } else if (mod.equals(QueueMod.WAIT.getTag())) {
+        if (mQueue.getExePoolSize() < maxTaskNum) {
+          mQueue.startTask(task);
+        }
+      }
+    } else {
+      // 任务不存在时，根据配置不同，对任务执行操作
+      if (!task.isRunning()
+          && mod.equals(QueueMod.WAIT.getTag())
+          && task.getState() == IEntity.STATE_WAIT) {
+        mQueue.startTask(task);
+      }
+    }
   }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/normal/AddCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/normal/AddCmd.java
index 6f7f3e9f..8ed5de0d 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/normal/AddCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/normal/AddCmd.java
@@ -18,6 +18,7 @@ package com.arialyy.aria.core.command.normal;
 
 import android.util.Log;
 import com.arialyy.aria.core.inf.AbsNormalTask;
+import com.arialyy.aria.core.inf.AbsTask;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 
@@ -33,7 +34,7 @@ class AddCmd<T extends AbsTaskEntity> extends AbsNormalCmd<T> {
 
   @Override public void executeCmd() {
     if (!canExeCmd) return;
-    AbsNormalTask task = (AbsNormalTask) mQueue.getTask(mTaskEntity.getEntity());
+    AbsTask task = mQueue.getTask(mTaskEntity.getEntity());
     if (task == null) {
       mTaskEntity.getEntity().setState(IEntity.STATE_WAIT);
       mQueue.createTask(mTargetName, mTaskEntity);
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/normal/CancelCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/normal/CancelCmd.java
index 4e13b329..ff859066 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/normal/CancelCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/normal/CancelCmd.java
@@ -18,6 +18,7 @@ package com.arialyy.aria.core.command.normal;
 
 import android.text.TextUtils;
 import com.arialyy.aria.core.inf.AbsNormalTask;
+import com.arialyy.aria.core.inf.AbsTask;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 
 /**
@@ -31,9 +32,9 @@ class CancelCmd<T extends AbsTaskEntity> extends AbsNormalCmd<T> {
 
   @Override public void executeCmd() {
     if (!canExeCmd) return;
-    AbsNormalTask task = (AbsNormalTask) mQueue.getTask(mTaskEntity.getEntity());
+    AbsTask task = mQueue.getTask(mTaskEntity.getEntity());
     if (task == null) {
-      task = (AbsNormalTask) mQueue.createTask(mTargetName, mTaskEntity);
+      task = mQueue.createTask(mTargetName, mTaskEntity);
     }
     if (task != null) {
       if (!TextUtils.isEmpty(mTargetName)) {
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/normal/ResumeAllCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/normal/ResumeAllCmd.java
index cd3336e7..58b26bdc 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/normal/ResumeAllCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/normal/ResumeAllCmd.java
@@ -3,7 +3,7 @@ package com.arialyy.aria.core.command.normal;
 import android.util.Log;
 import com.arialyy.aria.core.download.DownloadEntity;
 import com.arialyy.aria.core.download.DownloadTaskEntity;
-import com.arialyy.aria.core.inf.AbsNormalTask;
+import com.arialyy.aria.core.inf.AbsTask;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.orm.DbEntity;
@@ -29,7 +29,7 @@ final class ResumeAllCmd<T extends AbsTaskEntity> extends AbsNormalCmd<T> {
     for (DownloadEntity entity : allEntity) {
       int exeNum = mQueue.getExePoolSize();
       if (exeNum == 0 || exeNum < mQueue.getMaxTaskNum()) {
-        AbsNormalTask task = createTask(entity);
+        AbsTask task = createTask(entity);
         mQueue.startTask(task);
       } else {
         entity.setState(IEntity.STATE_WAIT);
@@ -38,11 +38,11 @@ final class ResumeAllCmd<T extends AbsTaskEntity> extends AbsNormalCmd<T> {
     }
   }
 
-  private AbsNormalTask createTask(DownloadEntity entity) {
-    AbsNormalTask task = (AbsNormalTask) mQueue.getTask(entity);
+  private AbsTask createTask(DownloadEntity entity) {
+    AbsTask task = mQueue.getTask(entity);
     if (task == null) {
       DownloadTaskEntity taskEntity = new DownloadTaskEntity(entity);
-      task = (AbsNormalTask) mQueue.createTask(mTargetName, taskEntity);
+      task = mQueue.createTask(mTargetName, taskEntity);
     } else {
       Log.w(TAG, "添加命令执行失败，【该任务已经存在】");
     }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/normal/StartCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/normal/StartCmd.java
index 11c713af..2b042a27 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/normal/StartCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/normal/StartCmd.java
@@ -19,7 +19,7 @@ package com.arialyy.aria.core.command.normal;
 import android.text.TextUtils;
 import com.arialyy.aria.core.AriaManager;
 import com.arialyy.aria.core.QueueMod;
-import com.arialyy.aria.core.inf.AbsNormalTask;
+import com.arialyy.aria.core.inf.AbsTask;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 
@@ -47,9 +47,9 @@ class StartCmd<T extends AbsTaskEntity> extends AbsNormalCmd<T> {
       maxTaskNum = manager.getUploadConfig().getMaxTaskNum();
     }
 
-    AbsNormalTask task = (AbsNormalTask) mQueue.getTask(mTaskEntity.getEntity());
+    AbsTask task = mQueue.getTask(mTaskEntity.getEntity());
     if (task == null) {
-      task = (AbsNormalTask) mQueue.createTask(mTargetName, mTaskEntity);
+      task = mQueue.createTask(mTargetName, mTaskEntity);
       if (!TextUtils.isEmpty(mTargetName)) {
         task.setTargetName(mTargetName);
       }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/command/normal/StopCmd.java b/Aria/src/main/java/com/arialyy/aria/core/command/normal/StopCmd.java
index cd926b7c..9d0b0811 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/command/normal/StopCmd.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/command/normal/StopCmd.java
@@ -18,7 +18,7 @@ package com.arialyy.aria.core.command.normal;
 
 import android.text.TextUtils;
 import android.util.Log;
-import com.arialyy.aria.core.inf.AbsNormalTask;
+import com.arialyy.aria.core.inf.AbsTask;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.inf.AbsTaskEntity;
 
@@ -34,10 +34,10 @@ class StopCmd<T extends AbsTaskEntity> extends AbsNormalCmd<T> {
 
   @Override public void executeCmd() {
     if (!canExeCmd) return;
-    AbsNormalTask task = (AbsNormalTask) mQueue.getTask(mTaskEntity.getEntity());
+    AbsTask task = mQueue.getTask(mTaskEntity.getEntity());
     if (task == null) {
       if (mTaskEntity.getEntity().getState() == IEntity.STATE_RUNNING) {
-        task = (AbsNormalTask) mQueue.createTask(mTargetName, mTaskEntity);
+        task = mQueue.createTask(mTargetName, mTaskEntity);
         mQueue.stopTask(task);
       } else {
         Log.w(TAG, "停止命令执行失败，【调度器中没有该任务】");
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupTarget.java b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupTarget.java
index e556c424..f76ee2f2 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupTarget.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadGroupTarget.java
@@ -16,23 +16,57 @@
 package com.arialyy.aria.core.download;
 
 import com.arialyy.aria.core.inf.AbsGroupTarget;
-import com.arialyy.aria.core.inf.ITarget;
+import com.arialyy.aria.core.inf.IEntity;
+import com.arialyy.aria.util.CheckUtil;
+import java.io.File;
 import java.util.List;
 
 /**
  * Created by AriaL on 2017/6/29.
  */
-public class DownloadGroupTarget extends AbsGroupTarget<DownloadGroupTarget, DownloadTaskEntity> {
+public class DownloadGroupTarget
+    extends AbsGroupTarget<DownloadGroupTarget, DownloadGroupEntity, DownloadGroupTaskEntity> {
+  private List<String> mUrls;
+
+  DownloadGroupTarget(DownloadGroupEntity entity, String targetName, List<String> urls) {
+    this.mEntity = entity;
+    this.mTargetName = targetName;
+    this.mUrls = urls;
+    mTaskEntity = new DownloadGroupTaskEntity(entity);
+  }
 
   /**
    * 设置保存路径组
    */
   public DownloadGroupTarget setDownloadPaths(List<String> paths) {
-
+    CheckUtil.checkDownloadPaths(paths);
+    if (mUrls.size() != paths.size()) {
+      throw new IllegalArgumentException("下载链接数必须要和保存路径的数量一致");
+    }
+    for (int i = 0, len = mUrls.size(); i < len; i++) {
+      mTaskEntity.getEntity().getChild().add(createDownloadEntity(mUrls.get(i), paths.get(i)));
+    }
     return this;
   }
 
-  @Override public int getPercent() {
-    return 0;
+  /**
+   * 创建子任务下载实体
+   *
+   * @param url 下载地址
+   * @param path 保存路径
+   */
+  private DownloadEntity createDownloadEntity(String url, String path) {
+    DownloadEntity entity = DownloadEntity.findData(DownloadEntity.class, "downloadUrl=?", url);
+    if (entity == null) {
+      entity = new DownloadEntity();
+    }
+    File file = new File(path);
+    if (!file.exists()) {
+      entity.setState(IEntity.STATE_WAIT);
+    }
+    entity.setDownloadPath(path);
+    entity.setDownloadUrl(url);
+    entity.setFileName(file.getName());
+    return entity;
   }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadReceiver.java b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadReceiver.java
index 045902dd..5b6589c6 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadReceiver.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadReceiver.java
@@ -23,6 +23,7 @@ import com.arialyy.aria.core.inf.IReceiver;
 import com.arialyy.aria.core.command.normal.NormalCmdFactory;
 import com.arialyy.aria.core.scheduler.DownloadSchedulers;
 import com.arialyy.aria.core.scheduler.ISchedulerListener;
+import com.arialyy.aria.orm.DbEntity;
 import com.arialyy.aria.util.CheckUtil;
 import com.arialyy.aria.util.CommonUtil;
 import java.io.File;
@@ -34,7 +35,7 @@ import java.util.Set;
  * 下载功能接收器
  */
 public class DownloadReceiver extends AbsReceiver<DownloadEntity> {
-  private static final String TAG = "DownloadReceiver";
+  private final String TAG = "DownloadReceiver";
   public ISchedulerListener<DownloadTask> listener;
 
   /**
@@ -73,15 +74,17 @@ public class DownloadReceiver extends AbsReceiver<DownloadEntity> {
   }
 
   /**
-   * 添加调度器回调
-   *
-   * @see #register()
+   * 加载下载地址，如果任务组的中的下载地址改变了，则任务从新的一个任务组
    */
-  @Deprecated public DownloadReceiver addSchedulerListener(
-      ISchedulerListener<DownloadTask> listener) {
-    this.listener = listener;
-    DownloadSchedulers.getInstance().addSchedulerListener(targetName, listener);
-    return this;
+  public DownloadGroupTarget load(List<String> urls) {
+    CheckUtil.checkDownloadUrls(urls);
+    DownloadGroupEntity entity =
+        DbEntity.findData(DownloadGroupEntity.class, "urlHash=?", CommonUtil.getMd5Code(urls));
+
+    if (entity == null) {
+      entity = new DownloadGroupEntity();
+    }
+    return new DownloadGroupTarget(entity, targetName, urls);
   }
 
   /**
@@ -99,6 +102,18 @@ public class DownloadReceiver extends AbsReceiver<DownloadEntity> {
     DownloadSchedulers.getInstance().unRegister(obj);
   }
 
+  /**
+   * 添加调度器回调
+   *
+   * @see #register()
+   */
+  @Deprecated public DownloadReceiver addSchedulerListener(
+      ISchedulerListener<DownloadTask> listener) {
+    this.listener = listener;
+    DownloadSchedulers.getInstance().addSchedulerListener(targetName, listener);
+    return this;
+  }
+
   /**
    * 移除回调
    *
@@ -165,8 +180,8 @@ public class DownloadReceiver extends AbsReceiver<DownloadEntity> {
   @Override public void removeAllTask(boolean removeFile) {
     final AriaManager ariaManager = AriaManager.getInstance(AriaManager.APP);
     AriaManager.getInstance(AriaManager.APP)
-        .setCmd(
-            CommonUtil.createCmd(targetName, new DownloadTaskEntity(), NormalCmdFactory.TASK_CANCEL_ALL))
+        .setCmd(CommonUtil.createCmd(targetName, new DownloadTaskEntity(),
+            NormalCmdFactory.TASK_CANCEL_ALL))
         .exe();
 
     Set<String> keys = ariaManager.getReceiver().keySet();
diff --git a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadTask.java b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadTask.java
index e70f6eb4..2d51273c 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/download/DownloadTask.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/download/DownloadTask.java
@@ -20,7 +20,6 @@ import android.content.Context;
 import android.content.Intent;
 import android.os.Handler;
 import android.util.Log;
-import com.arialyy.aria.core.Aria;
 import com.arialyy.aria.core.AriaManager;
 import com.arialyy.aria.core.download.downloader.DownloadListener;
 import com.arialyy.aria.core.download.downloader.DownloadUtil;
@@ -144,11 +143,6 @@ public class DownloadTask extends AbsNormalTask<DownloadEntity> {
       if (mOutHandler != null) {
         mOutHandler.obtainMessage(DownloadSchedulers.STOP, this).sendToTarget();
       }
-      // 发送停止下载的广播
-      Intent intent = CommonUtil.createIntent(mContext.getPackageName(), Aria.ACTION_STOP);
-      intent.putExtra(Aria.CURRENT_LOCATION, mEntity.getCurrentProgress());
-      intent.putExtra(Aria.DOWNLOAD_ENTITY, mEntity);
-      mContext.sendBroadcast(intent);
     }
   }
 
@@ -161,10 +155,6 @@ public class DownloadTask extends AbsNormalTask<DownloadEntity> {
         if (mOutHandler != null) {
           mOutHandler.obtainMessage(DownloadSchedulers.CANCEL, this).sendToTarget();
         }
-        //发送取消下载的广播
-        Intent intent = CommonUtil.createIntent(mContext.getPackageName(), Aria.ACTION_CANCEL);
-        intent.putExtra(Aria.DOWNLOAD_ENTITY, mEntity);
-        mContext.sendBroadcast(intent);
       }
       mUtil.cancelDownload();
     }
@@ -206,14 +196,12 @@ public class DownloadTask extends AbsNormalTask<DownloadEntity> {
     WeakReference<Handler> outHandler;
     WeakReference<DownloadTask> wTask;
     Context context;
-    Intent sendIntent;
     long lastLen = 0;   //上一次发送长度
     long lastTime = 0;
     long INTERVAL_TIME = 1000;   //1m更新周期
     boolean isFirst = true;
-    DownloadEntity downloadEntity;
+    DownloadEntity entity;
     DownloadTask task;
-    boolean isOpenBroadCast = false;
     boolean isConvertSpeed = false;
 
     DListener(Context context, DownloadTask task, Handler outHandler) {
@@ -221,44 +209,36 @@ public class DownloadTask extends AbsNormalTask<DownloadEntity> {
       this.outHandler = new WeakReference<>(outHandler);
       this.wTask = new WeakReference<>(task);
       this.task = wTask.get();
-      this.downloadEntity = this.task.getDownloadEntity();
-      sendIntent = CommonUtil.createIntent(context.getPackageName(), Aria.ACTION_RUNNING);
-      sendIntent.putExtra(Aria.DOWNLOAD_ENTITY, downloadEntity);
+      this.entity = this.task.getDownloadEntity();
       final AriaManager manager = AriaManager.getInstance(context);
-      isOpenBroadCast = manager.getDownloadConfig().isOpenBreadCast();
       isConvertSpeed = manager.getDownloadConfig().isConvertSpeed();
     }
 
     @Override public void supportBreakpoint(boolean support) {
       if (!support) {
         sendInState2Target(ISchedulers.SUPPORT_BREAK_POINT);
-        sendIntent(Aria.ACTION_SUPPORT_BREAK_POINT, -1);
       }
     }
 
     @Override public void onPre() {
-      downloadEntity.setState(IEntity.STATE_PRE);
       sendInState2Target(ISchedulers.PRE);
-      sendIntent(Aria.ACTION_PRE, -1);
+      saveData(IEntity.STATE_PRE, -1);
     }
 
     @Override public void onPostPre(long fileSize) {
-      downloadEntity.setFileSize(fileSize);
-      downloadEntity.setState(IEntity.STATE_POST_PRE);
+      entity.setFileSize(fileSize);
       sendInState2Target(ISchedulers.POST_PRE);
-      sendIntent(Aria.ACTION_POST_PRE, -1);
+      saveData(IEntity.STATE_POST_PRE, -1);
     }
 
     @Override public void onResume(long resumeLocation) {
-      downloadEntity.setState(IEntity.STATE_RUNNING);
       sendInState2Target(ISchedulers.RESUME);
-      sendIntent(Aria.ACTION_RESUME, resumeLocation);
+      saveData(IEntity.STATE_RUNNING, resumeLocation);
     }
 
     @Override public void onStart(long startLocation) {
-      downloadEntity.setState(IEntity.STATE_RUNNING);
       sendInState2Target(ISchedulers.START);
-      sendIntent(Aria.ACTION_START, startLocation);
+      saveData(IEntity.STATE_RUNNING, startLocation);
     }
 
     @Override public void onProgress(long currentLocation) {
@@ -270,53 +250,43 @@ public class DownloadTask extends AbsNormalTask<DownloadEntity> {
           isFirst = false;
         }
         handleSpeed(speed);
-        downloadEntity.setCurrentProgress(currentLocation);
+        entity.setCurrentProgress(currentLocation);
         lastLen = currentLocation;
         sendInState2Target(ISchedulers.RUNNING);
-
-        if (!isOpenBroadCast) return;
-        sendIntent.putExtra(Aria.CURRENT_LOCATION, currentLocation);
-        sendIntent.putExtra(Aria.CURRENT_SPEED, speed);
-        context.sendBroadcast(sendIntent);
       }
     }
 
     @Override public void onStop(long stopLocation) {
-      downloadEntity.setState(task.isWait ? IEntity.STATE_WAIT : IEntity.STATE_STOP);
       handleSpeed(0);
       sendInState2Target(ISchedulers.STOP);
-      sendIntent(Aria.ACTION_STOP, stopLocation);
+      saveData(task.isWait ? IEntity.STATE_WAIT : IEntity.STATE_STOP, stopLocation);
     }
 
     @Override public void onCancel() {
-      downloadEntity.setState(IEntity.STATE_CANCEL);
       handleSpeed(0);
       sendInState2Target(ISchedulers.CANCEL);
-      sendIntent(Aria.ACTION_CANCEL, -1);
-      downloadEntity.deleteData();
+      saveData(IEntity.STATE_CANCEL, -1);
+      entity.deleteData();
     }
 
     @Override public void onComplete() {
-      downloadEntity.setState(IEntity.STATE_COMPLETE);
-      downloadEntity.setDownloadComplete(true);
       handleSpeed(0);
       sendInState2Target(ISchedulers.COMPLETE);
-      sendIntent(Aria.ACTION_COMPLETE, downloadEntity.getFileSize());
+      saveData(IEntity.STATE_COMPLETE, entity.getFileSize());
     }
 
     @Override public void onFail() {
-      downloadEntity.setFailNum(downloadEntity.getFailNum() + 1);
-      downloadEntity.setState(IEntity.STATE_FAIL);
+      entity.setFailNum(entity.getFailNum() + 1);
       handleSpeed(0);
       sendInState2Target(ISchedulers.FAIL);
-      sendIntent(Aria.ACTION_FAIL, -1);
+      saveData(IEntity.STATE_FAIL, -1);
     }
 
     private void handleSpeed(long speed) {
       if (isConvertSpeed) {
-        downloadEntity.setConvertSpeed(CommonUtil.formatFileSize(speed) + "/s");
+        entity.setConvertSpeed(CommonUtil.formatFileSize(speed) + "/s");
       } else {
-        downloadEntity.setSpeed(speed);
+        entity.setSpeed(speed);
       }
     }
 
@@ -331,17 +301,11 @@ public class DownloadTask extends AbsNormalTask<DownloadEntity> {
       }
     }
 
-    private void sendIntent(String action, long location) {
-      downloadEntity.setDownloadComplete(action.equals(Aria.ACTION_COMPLETE));
-      downloadEntity.setCurrentProgress(location);
-      downloadEntity.update();
-      if (!isOpenBroadCast) return;
-      Intent intent = CommonUtil.createIntent(context.getPackageName(), action);
-      intent.putExtra(Aria.DOWNLOAD_ENTITY, downloadEntity);
-      if (location != -1) {
-        intent.putExtra(Aria.CURRENT_LOCATION, location);
-      }
-      context.sendBroadcast(intent);
+    private void saveData(int state, long location) {
+      entity.setState(state);
+      entity.setDownloadComplete(state == IEntity.STATE_COMPLETE);
+      entity.setCurrentProgress(location);
+      entity.update();
     }
   }
 }
\ No newline at end of file
diff --git a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupEntity.java b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupEntity.java
index 9432a0de..b324fd57 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupEntity.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupEntity.java
@@ -29,6 +29,19 @@ public abstract class AbsGroupEntity extends AbsEntity implements Parcelable {
    */
   private String groupName = "";
 
+  /**
+   * 任务地址相加的urlmd5
+   */
+  private String urlmd5 = "";
+
+  public String getUrlmd5() {
+    return urlmd5;
+  }
+
+  public void setUrlmd5(String urlmd5) {
+    this.urlmd5 = urlmd5;
+  }
+
   public String getGroupName() {
     return groupName;
   }
@@ -47,10 +60,12 @@ public abstract class AbsGroupEntity extends AbsEntity implements Parcelable {
   @Override public void writeToParcel(Parcel dest, int flags) {
     super.writeToParcel(dest, flags);
     dest.writeString(this.groupName);
+    dest.writeString(this.urlmd5);
   }
 
   protected AbsGroupEntity(Parcel in) {
     super(in);
     this.groupName = in.readString();
+    this.urlmd5 = in.readString();
   }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupTarget.java b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupTarget.java
index 34834da5..c514577b 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupTarget.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsGroupTarget.java
@@ -15,65 +15,11 @@
  */
 package com.arialyy.aria.core.inf;
 
-import android.support.annotation.NonNull;
-import com.arialyy.aria.core.RequestEnum;
-import java.util.Map;
-import java.util.Set;
-
 /**
  * Created by AriaL on 2017/6/29.
  * 任务组超类
  */
-public abstract class AbsGroupTarget<TARGET extends AbsGroupTarget, TASK_ENTITY extends AbsTaskEntity>
-    implements ITarget<TARGET> {
-
-  protected TASK_ENTITY mTaskEntity;
-
-  @Override public void resume() {
-
-  }
-
-  @Override public void start() {
-
-  }
-
-  @Override public void stop() {
-
-  }
-
-  @Override public void cancel() {
-
-  }
-
-  @Override public long getSize() {
-    return 0;
-  }
-
-  @Override public String getConvertSize() {
-    return null;
-  }
-
-  @Override public long getCurrentProgress() {
-    return 0;
-  }
-
-  @Override public TARGET addHeader(@NonNull String key, @NonNull String header) {
-    mTaskEntity.headers.put(key, header);
-    return (TARGET) this;
-  }
-
-  @Override public TARGET addHeaders(Map<String, String> headers) {
-    if (headers != null && headers.size() > 0) {
-      Set<String> keys = headers.keySet();
-      for (String key : keys) {
-        mTaskEntity.headers.put(key, headers.get(key));
-      }
-    }
-    return (TARGET) this;
-  }
+public abstract class AbsGroupTarget<TARGET extends AbsTarget, ENTITY extends AbsEntity, TASK_ENTITY extends AbsTaskEntity>
+    extends AbsTarget<TARGET, ENTITY, TASK_ENTITY> {
 
-  @Override public TARGET setRequestMode(RequestEnum requestEnum) {
-    mTaskEntity.requestEnum = requestEnum;
-    return (TARGET) this;
-  }
 }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsNormalTarget.java b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsNormalTarget.java
index c8fc1cc0..b8351713 100644
--- a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsNormalTarget.java
+++ b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsNormalTarget.java
@@ -15,53 +15,19 @@
  */
 package com.arialyy.aria.core.inf;
 
-import android.support.annotation.NonNull;
 import android.text.TextUtils;
 import android.util.Log;
 import com.arialyy.aria.core.AriaManager;
-import com.arialyy.aria.core.RequestEnum;
 import com.arialyy.aria.core.command.normal.NormalCmdFactory;
-import com.arialyy.aria.core.download.DownloadEntity;
-import com.arialyy.aria.core.upload.UploadEntity;
 import com.arialyy.aria.util.CommonUtil;
-import java.util.Map;
-import java.util.Set;
 
 /**
  * Created by lyy on 2017/2/28.
  */
-public abstract class AbsNormalTarget<TARGET extends AbsNormalTarget, ENTITY extends AbsNormalEntity, TASK_ENTITY extends AbsTaskEntity>
-    implements ITarget<TARGET> {
+public abstract class AbsNormalTarget<TARGET extends AbsTarget, ENTITY extends AbsEntity, TASK_ENTITY extends AbsTaskEntity>
+    extends AbsTarget<TARGET, ENTITY, TASK_ENTITY> {
   protected ENTITY mEntity;
   protected TASK_ENTITY mTaskEntity;
-  protected String mTargetName;
-
-  /**
-   * 设置扩展字段，用来保存你的其它数据，如果你的数据比较多，你可以把你的数据转换为JSON字符串，然后再存到Aria中
-   *
-   * @param str 扩展数据
-   */
-  public AbsNormalTarget setExtendField(String str) {
-    mEntity.setStr(str);
-    return this;
-  }
-
-  /**
-   * 获取存放的扩展字段
-   * 设置扩展字段{@link #setExtendField(String)}
-   */
-  public String getExtendField() {
-    return mEntity.getStr();
-  }
-
-  /**
-   * 获取任务状态
-   *
-   * @return {@link IEntity}
-   */
-  public int getTaskState() {
-    return mEntity.getState();
-  }
 
   /**
    * 将任务设置为最高优先级任务，最高优先级任务有以下特点：
@@ -74,7 +40,8 @@ public abstract class AbsNormalTarget<TARGET extends AbsNormalTarget, ENTITY ext
    */
   protected void setHighestPriority() {
     AriaManager.getInstance(AriaManager.APP)
-        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_HIGHEST_PRIORITY))
+        .setCmd(
+            CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_HIGHEST_PRIORITY))
         .exe();
   }
 
@@ -89,22 +56,6 @@ public abstract class AbsNormalTarget<TARGET extends AbsNormalTarget, ENTITY ext
     mTaskEntity.redirectUrlKey = redirectUrlKey;
   }
 
-  /**
-   * 获取任务进度百分比
-   *
-   * @return 返回任务进度
-   */
-  @Override public int getPercent() {
-    if (mEntity == null) {
-      Log.e("AbsNormalTarget", "下载管理器中没有该任务");
-      return 0;
-    }
-    if (mEntity.getFileSize() != 0) {
-      return (int) (mEntity.getCurrentProgress() * 100 / mEntity.getFileSize());
-    }
-    return 0;
-  }
-
   /**
    * 删除记录
    */
@@ -121,27 +72,6 @@ public abstract class AbsNormalTarget<TARGET extends AbsNormalTarget, ENTITY ext
     return getSize();
   }
 
-  @Override public long getSize() {
-    if (mEntity instanceof DownloadEntity) {
-      DownloadEntity entity = (DownloadEntity) this.mEntity;
-      return entity.getFileSize();
-    } else if (mEntity instanceof UploadEntity) {
-      UploadEntity entity = (UploadEntity) this.mEntity;
-      return entity.getFileSize();
-    }
-    return 0;
-  }
-
-  @Override public String getConvertSize() {
-    if (mEntity instanceof DownloadEntity) {
-      DownloadEntity entity = (DownloadEntity) this.mEntity;
-      return CommonUtil.formatFileSize(entity.getFileSize());
-    } else if (mEntity instanceof UploadEntity) {
-      UploadEntity entity = (UploadEntity) this.mEntity;
-      return CommonUtil.formatFileSize(entity.getFileSize());
-    }
-    return "0b";
-  }
 
   /**
    * 获取单位转换后的文件大小
@@ -159,112 +89,19 @@ public abstract class AbsNormalTarget<TARGET extends AbsNormalTarget, ENTITY ext
     return false;
   }
 
-  /**
-   * 获取任务进度，如果任务存在，则返回当前进度
-   *
-   * @return 该任务进度
-   */
-  public long getCurrentProgress() {
-    if (mEntity instanceof DownloadEntity) {
-      DownloadEntity entity = (DownloadEntity) this.mEntity;
-      return entity.getCurrentProgress();
-    } else if (mEntity instanceof UploadEntity) {
-      UploadEntity entity = (UploadEntity) this.mEntity;
-      return entity.getCurrentProgress();
-    }
-    return -1;
-  }
-
-  /**
-   * 给url请求添加头部
-   *
-   * @param key 头部key
-   * @param header 头部value
-   */
-  public TARGET addHeader(@NonNull String key, @NonNull String header) {
-    mTaskEntity.headers.put(key, header);
-    return (TARGET) this;
-  }
-
-  /**
-   * 给url请求添加头部
-   */
-  public TARGET addHeaders(Map<String, String> headers) {
-    if (headers != null && headers.size() > 0) {
-      Set<String> keys = headers.keySet();
-      for (String key : keys) {
-        mTaskEntity.headers.put(key, headers.get(key));
-      }
-    }
-    return (TARGET) this;
-  }
-
-  /**
-   * 设置请求类型
-   *
-   * @param requestEnum {@link RequestEnum}
-   */
-  public TARGET setRequestMode(RequestEnum requestEnum) {
-    mTaskEntity.requestEnum = requestEnum;
-    return (TARGET) this;
-  }
-
   /**
    * 添加任务
    */
-
   public void add() {
     AriaManager.getInstance(AriaManager.APP)
         .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_CREATE))
         .exe();
   }
 
-  /**
-   * 开始下载
-   */
-  @Override public void start() {
-    AriaManager.getInstance(AriaManager.APP)
-        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_START))
-        .exe();
-  }
-
-  /**
-   * 停止下载
-   *
-   * @see #stop()
-   */
-  @Deprecated public void pause() {
-    stop();
-  }
-
-  @Override public void stop() {
-    AriaManager.getInstance(AriaManager.APP)
-        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_STOP))
-        .exe();
-  }
-
-  /**
-   * 恢复下载
-   */
-  @Override public void resume() {
-    AriaManager.getInstance(AriaManager.APP)
-        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_START))
-        .exe();
-  }
-
-  /**
-   * 取消下载
-   */
-  @Override public void cancel() {
-    AriaManager.getInstance(AriaManager.APP)
-        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_CANCEL))
-        .exe();
-  }
-
   /**
    * 重新下载
    */
-  void reStart() {
+  public void reStart() {
     cancel();
     start();
   }
diff --git a/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java
new file mode 100644
index 00000000..1d96daba
--- /dev/null
+++ b/Aria/src/main/java/com/arialyy/aria/core/inf/AbsTarget.java
@@ -0,0 +1,181 @@
+/*
+ * 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.inf;
+
+import android.support.annotation.NonNull;
+import android.util.Log;
+import com.arialyy.aria.core.AriaManager;
+import com.arialyy.aria.core.RequestEnum;
+import com.arialyy.aria.core.command.normal.NormalCmdFactory;
+import com.arialyy.aria.util.CommonUtil;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Created by AriaL on 2017/7/3.
+ */
+public abstract class AbsTarget<TARGET extends AbsTarget, ENTITY extends AbsEntity, TASK_ENTITY extends AbsTaskEntity>
+    implements ITarget<TARGET> {
+  protected ENTITY mEntity;
+  protected TASK_ENTITY mTaskEntity;
+  protected String mTargetName;
+
+  /**
+   * 获取任务进度，如果任务存在，则返回当前进度
+   *
+   * @return 该任务进度
+   */
+  public long getCurrentProgress() {
+    return mEntity == null ? -1 : mEntity.getCurrentProgress();
+  }
+
+  /**
+   * 获取任务文件大小
+   *
+   * @return 文件大小
+   */
+  @Override public long getSize() {
+    return mEntity == null ? 0 : mEntity.getFileSize();
+  }
+
+  /**
+   * 获取单位转换后的文件大小
+   *
+   * @return 文件大小{@code xxx mb}
+   */
+  @Override public String getConvertSize() {
+    return mEntity == null ? "0b" : CommonUtil.formatFileSize(mEntity.getFileSize());
+  }
+
+  /**
+   * 设置扩展字段，用来保存你的其它数据，如果你的数据比较多，你可以把你的数据转换为JSON字符串，然后再存到Aria中
+   *
+   * @param str 扩展数据
+   */
+  public TARGET setExtendField(String str) {
+    mEntity.setStr(str);
+    return (TARGET) this;
+  }
+
+  /**
+   * 获取存放的扩展字段
+   * 设置扩展字段{@link #setExtendField(String)}
+   */
+  public String getExtendField() {
+    return mEntity.getStr();
+  }
+
+  /**
+   * 获取任务状态
+   *
+   * @return {@link IEntity}
+   */
+  public int getTaskState() {
+    return mEntity.getState();
+  }
+
+  /**
+   * 获取任务进度百分比
+   *
+   * @return 返回任务进度
+   */
+  @Override public int getPercent() {
+    if (mEntity == null) {
+      Log.e("AbsTarget", "下载管理器中没有该任务");
+      return 0;
+    }
+    if (mEntity.getFileSize() != 0) {
+      return (int) (mEntity.getCurrentProgress() * 100 / mEntity.getFileSize());
+    }
+    return 0;
+  }
+
+  /**
+   * 给url请求添加头部
+   *
+   * @param key 头部key
+   * @param header 头部value
+   */
+  public TARGET addHeader(@NonNull String key, @NonNull String header) {
+    mTaskEntity.headers.put(key, header);
+    return (TARGET) this;
+  }
+
+  /**
+   * 给url请求添加头部
+   */
+  public TARGET addHeaders(Map<String, String> headers) {
+    if (headers != null && headers.size() > 0) {
+      Set<String> keys = headers.keySet();
+      for (String key : keys) {
+        mTaskEntity.headers.put(key, headers.get(key));
+      }
+    }
+    return (TARGET) this;
+  }
+
+  /**
+   * 设置请求类型
+   *
+   * @param requestEnum {@link RequestEnum}
+   */
+  public TARGET setRequestMode(RequestEnum requestEnum) {
+    mTaskEntity.requestEnum = requestEnum;
+    return (TARGET) this;
+  }
+
+  /**
+   * 开始下载
+   */
+  @Override public void start() {
+    AriaManager.getInstance(AriaManager.APP)
+        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_START))
+        .exe();
+  }
+
+  /**
+   * 停止下载
+   *
+   * @see #stop()
+   */
+  @Deprecated public void pause() {
+    stop();
+  }
+
+  @Override public void stop() {
+    AriaManager.getInstance(AriaManager.APP)
+        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_STOP))
+        .exe();
+  }
+
+  /**
+   * 恢复下载
+   */
+  @Override public void resume() {
+    AriaManager.getInstance(AriaManager.APP)
+        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_START))
+        .exe();
+  }
+
+  /**
+   * 取消下载
+   */
+  @Override public void cancel() {
+    AriaManager.getInstance(AriaManager.APP)
+        .setCmd(CommonUtil.createCmd(mTargetName, mTaskEntity, NormalCmdFactory.TASK_CANCEL))
+        .exe();
+  }
+}
diff --git a/Aria/src/main/java/com/arialyy/aria/util/CheckUtil.java b/Aria/src/main/java/com/arialyy/aria/util/CheckUtil.java
index 41841d5b..34c54227 100644
--- a/Aria/src/main/java/com/arialyy/aria/util/CheckUtil.java
+++ b/Aria/src/main/java/com/arialyy/aria/util/CheckUtil.java
@@ -24,6 +24,7 @@ import com.arialyy.aria.core.inf.AbsTaskEntity;
 import com.arialyy.aria.core.upload.UploadEntity;
 import com.arialyy.aria.core.upload.UploadTaskEntity;
 import com.arialyy.aria.exception.FileException;
+import java.util.List;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -76,6 +77,24 @@ public class CheckUtil {
     if (TextUtils.isEmpty(downloadUrl)) throw new IllegalArgumentException("下载链接不能为null");
   }
 
+  /**
+   * 检测下载链接组是否为null
+   */
+  public static void checkDownloadUrls(List<String> urls) {
+    if (urls == null || urls.isEmpty()) {
+      throw new IllegalArgumentException("链接组不能为null");
+    }
+  }
+
+  /**
+   * 检查下载任务组保存路径
+   */
+  public static void checkDownloadPaths(List<String> paths) {
+    if (paths == null || paths.isEmpty()) {
+      throw new IllegalArgumentException("链接保存路径不能为null");
+    }
+  }
+
   /**
    * 检测上传地址是否为null
    */
diff --git a/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java b/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java
index d9407c60..443daf8d 100644
--- a/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java
+++ b/Aria/src/main/java/com/arialyy/aria/util/CommonUtil.java
@@ -52,6 +52,28 @@ import java.util.regex.Pattern;
 public class CommonUtil {
   private static final String TAG = "CommonUtil";
 
+  /**
+   * 根据下载任务组的url创建key
+   *
+   * @return urls 为 null 或者 size为0，返回""
+   */
+  public static String getMd5Code(List<String> urls) {
+    if (urls == null || urls.size() < 1) return "";
+    String md5 = "";
+    StringBuilder sb = new StringBuilder();
+    for (String url : urls) {
+      sb.append(url);
+    }
+    try {
+      MessageDigest md = MessageDigest.getInstance("MD5");
+      md.update(sb.toString().getBytes());
+      md5 = new BigInteger(1, md.digest()).toString(16);
+    } catch (NoSuchAlgorithmException e) {
+      Log.e(TAG, e.getMessage());
+    }
+    return md5;
+  }
+
   /**
    * 删除上传任务的配置，包括
    *
diff --git a/app/src/main/assets/aria_config.xml b/app/src/main/assets/aria_config.xml
index 9972caa4..474752d0 100644
--- a/app/src/main/assets/aria_config.xml
+++ b/app/src/main/assets/aria_config.xml
@@ -7,9 +7,6 @@
     <!--设置下载线程，线程下载数改变后，新的下载任务才会生效，如果任务大小小于1m，该设置也不会生效-->
     <threadNum value="4"/>
 
-    <!--是否打开下载广播，默认为false，不建议使用广播，你可以使用Download注解来实现事件回调-->
-    <openBroadcast value="false"/>
-
     <!--设置下载队列最大任务数， 默认为2-->
     <maxTaskNum value="2"/>
 
@@ -40,8 +37,6 @@
   </download>
 
   <upload>
-    <!--是否打开上传广播，默认为false，不建议使用广播，你可以使用Upload注解来实现事件回调-->
-    <openBroadcast value="false"/>
 
     <!--设置上传队列最大任务数， 默认为2-->
     <maxTaskNum value="2"/>
diff --git a/aria/src/main/java/com/arialyy/aria/core/Configuration.java b/aria/src/main/java/com/arialyy/aria/core/Configuration.java
index 8adcb24a..ea4c9d27 100644
--- a/aria/src/main/java/com/arialyy/aria/core/Configuration.java
+++ b/aria/src/main/java/com/arialyy/aria/core/Configuration.java
@@ -42,10 +42,6 @@ class Configuration {
      */
     public int oldMaxTaskNum = 2;
 
-    /**
-     * 是否发送任务广播，true，发送
-     */
-    boolean isOpenBreadCast = false;
     /**
      * 任务队列最大任务数， 默认为2
      */
@@ -85,16 +81,6 @@ class Configuration {
       return this;
     }
 
-    public boolean isOpenBreadCast() {
-      return isOpenBreadCast;
-    }
-
-    public BaseConfig setOpenBreadCast(boolean openBreadCast) {
-      isOpenBreadCast = openBreadCast;
-      saveKey("isOpenBreadCast", openBreadCast + "");
-      return this;
-    }
-
     public int getMaxTaskNum() {
       return maxTaskNum;
     }
diff --git a/aria/src/main/java/com/arialyy/aria/core/upload/UploadTask.java b/aria/src/main/java/com/arialyy/aria/core/upload/UploadTask.java
index 88c30140..f48ab56b 100644
--- a/aria/src/main/java/com/arialyy/aria/core/upload/UploadTask.java
+++ b/aria/src/main/java/com/arialyy/aria/core/upload/UploadTask.java
@@ -16,12 +16,9 @@
 package com.arialyy.aria.core.upload;
 
 import android.content.Context;
-import android.content.Intent;
 import android.os.Handler;
 import android.util.Log;
-import com.arialyy.aria.core.Aria;
 import com.arialyy.aria.core.AriaManager;
-import com.arialyy.aria.core.download.DownloadEntity;
 import com.arialyy.aria.core.inf.AbsNormalTask;
 import com.arialyy.aria.core.inf.IEntity;
 import com.arialyy.aria.core.scheduler.DownloadSchedulers;
@@ -41,7 +38,7 @@ public class UploadTask extends AbsNormalTask<UploadEntity> {
 
   private UploadTask(UploadTaskEntity taskEntity, Handler outHandler) {
     mOutHandler = outHandler;
-    mEntity = taskEntity.uploadEntity;
+    mEntity = taskEntity.getEntity();
     mListener = new UListener(mOutHandler, this);
     mUtil = new UploadUtil(taskEntity, mListener);
   }
@@ -78,118 +75,99 @@ public class UploadTask extends AbsNormalTask<UploadEntity> {
       if (mOutHandler != null) {
         mOutHandler.obtainMessage(DownloadSchedulers.CANCEL, this).sendToTarget();
       }
-      //发送取消下载的广播
-      Intent intent = CommonUtil.createIntent(AriaManager.APP.getPackageName(), Aria.ACTION_CANCEL);
-      intent.putExtra(Aria.UPLOAD_ENTITY, mEntity);
-      AriaManager.APP.sendBroadcast(intent);
     }
   }
 
-  private static class UListener extends UploadListener {
+  private static class
+  UListener extends UploadListener {
     WeakReference<Handler> outHandler;
     WeakReference<UploadTask> task;
     long lastLen = 0;   //上一次发送长度
     long lastTime = 0;
     long INTERVAL_TIME = 1000;   //1m更新周期
     boolean isFirst = true;
-    UploadEntity uploadEntity;
-    Intent sendIntent;
-    boolean isOpenBroadCast = false;
+    UploadEntity entity;
     boolean isConvertSpeed = false;
     Context context;
 
     UListener(Handler outHandle, UploadTask task) {
       this.outHandler = new WeakReference<>(outHandle);
       this.task = new WeakReference<>(task);
-      uploadEntity = this.task.get().getEntity();
-      sendIntent = CommonUtil.createIntent(AriaManager.APP.getPackageName(), Aria.ACTION_RUNNING);
-      sendIntent.putExtra(Aria.UPLOAD_ENTITY, uploadEntity);
+      entity = this.task.get().getEntity();
       context = AriaManager.APP;
       final AriaManager manager = AriaManager.getInstance(context);
-      isOpenBroadCast = manager.getUploadConfig().isOpenBreadCast();
       isConvertSpeed = manager.getUploadConfig().isConvertSpeed();
     }
 
     @Override public void onPre() {
-      uploadEntity.setState(IEntity.STATE_PRE);
-      sendIntent(Aria.ACTION_PRE, -1);
       sendInState2Target(ISchedulers.PRE);
+      saveData(IEntity.STATE_PRE, -1);
     }
 
     @Override public void onPostPre(long fileSize) {
       super.onPostPre(fileSize);
-      uploadEntity.setFileSize(fileSize);
-      uploadEntity.setState(IEntity.STATE_POST_PRE);
-      sendIntent(Aria.ACTION_POST_PRE, 0);
+      entity.setFileSize(fileSize);
       sendInState2Target(ISchedulers.POST_PRE);
+      saveData(IEntity.STATE_POST_PRE, 0);
     }
 
     @Override public void onStart() {
-      uploadEntity.setState(IEntity.STATE_RUNNING);
-      sendIntent(Aria.ACTION_START, 0);
       sendInState2Target(ISchedulers.START);
+      saveData(IEntity.STATE_RUNNING, 0);
     }
 
     @Override public void onResume(long resumeLocation) {
-      uploadEntity.setState(DownloadEntity.STATE_RUNNING);
       sendInState2Target(DownloadSchedulers.RESUME);
-      sendIntent(Aria.ACTION_RESUME, resumeLocation);
+      saveData(IEntity.STATE_RUNNING, resumeLocation);
     }
 
     @Override public void onStop(long stopLocation) {
-      uploadEntity.setState(DownloadEntity.STATE_STOP);
       handleSpeed(0);
       sendInState2Target(DownloadSchedulers.STOP);
-      sendIntent(Aria.ACTION_STOP, stopLocation);
+      saveData(IEntity.STATE_STOP, stopLocation);
     }
 
     @Override public void onProgress(long currentLocation) {
       if (System.currentTimeMillis() - lastTime > INTERVAL_TIME) {
         long speed = currentLocation - lastLen;
-        sendIntent.putExtra(Aria.CURRENT_LOCATION, currentLocation);
-        sendIntent.putExtra(Aria.CURRENT_SPEED, speed);
         lastTime = System.currentTimeMillis();
         if (isFirst) {
           speed = 0;
           isFirst = false;
         }
         handleSpeed(speed);
-        uploadEntity.setCurrentProgress(currentLocation);
+        entity.setCurrentProgress(currentLocation);
         lastLen = currentLocation;
         sendInState2Target(DownloadSchedulers.RUNNING);
-        AriaManager.APP.sendBroadcast(sendIntent);
       }
     }
 
     @Override public void onCancel() {
-      uploadEntity.setState(DownloadEntity.STATE_CANCEL);
       handleSpeed(0);
       sendInState2Target(DownloadSchedulers.CANCEL);
-      sendIntent(Aria.ACTION_CANCEL, -1);
-      uploadEntity.deleteData();
+      saveData(IEntity.STATE_CANCEL, -1);
+      entity.deleteData();
     }
 
     @Override public void onComplete() {
-      uploadEntity.setState(DownloadEntity.STATE_COMPLETE);
-      uploadEntity.setComplete(true);
+      entity.setComplete(true);
       handleSpeed(0);
       sendInState2Target(DownloadSchedulers.COMPLETE);
-      sendIntent(Aria.ACTION_COMPLETE, uploadEntity.getFileSize());
+      saveData(IEntity.STATE_COMPLETE, entity.getFileSize());
     }
 
     @Override public void onFail() {
-      uploadEntity.setFailNum(uploadEntity.getFailNum() + 1);
-      uploadEntity.setState(DownloadEntity.STATE_FAIL);
+      entity.setFailNum(entity.getFailNum() + 1);
       handleSpeed(0);
       sendInState2Target(DownloadSchedulers.FAIL);
-      sendIntent(Aria.ACTION_FAIL, -1);
+      saveData(IEntity.STATE_FAIL, -1);
     }
 
     private void handleSpeed(long speed) {
       if (isConvertSpeed) {
-        uploadEntity.setConvertSpeed(CommonUtil.formatFileSize(speed) + "/s");
+        entity.setConvertSpeed(CommonUtil.formatFileSize(speed) + "/s");
       } else {
-        uploadEntity.setSpeed(speed);
+        entity.setSpeed(speed);
       }
     }
 
@@ -204,17 +182,11 @@ public class UploadTask extends AbsNormalTask<UploadEntity> {
       }
     }
 
-    private void sendIntent(String action, long location) {
-      uploadEntity.setComplete(action.equals(Aria.ACTION_COMPLETE));
-      uploadEntity.setCurrentProgress(location);
-      uploadEntity.update();
-      if (!isOpenBroadCast) return;
-      Intent intent = CommonUtil.createIntent(context.getPackageName(), action);
-      intent.putExtra(Aria.UPLOAD_ENTITY, uploadEntity);
-      if (location != -1) {
-        intent.putExtra(Aria.CURRENT_LOCATION, location);
-      }
-      context.sendBroadcast(intent);
+    private void saveData(int state, long location) {
+      entity.setState(state);
+      entity.setComplete(state == IEntity.STATE_COMPLETE);
+      entity.setCurrentProgress(location);
+      entity.update();
     }
   }