优化细节

app-updater/src/main/java/com/king/app/updater/http/HttpManager.java

@@ -73,6 +73,7 @@ public class HttpManager implements IHttpManager {
      * 异步下载任务
      */
     private class DownloadTask extends AsyncTask<Void,Long,File> {
+
         private String url;
 
         private String path;
@@ -150,6 +151,10 @@ public class HttpManager implements IHttpManager {
 
                         connect.disconnect();
 
+                        if(progress <= 0 && length <= 0){
+                            throw new IllegalStateException(String.format("contentLength = %d",length));
+                        }
+
                         return file;
                     }
                     case HttpURLConnection.HTTP_MULT_CHOICE:

app-updater/src/main/java/com/king/app/updater/http/OkHttpManager.java

@@ -169,6 +169,10 @@ public class OkHttpManager implements IHttpManager {
 
                     response.close();
 
+                    if(progress <= 0 && length <= 0){
+                        throw new IllegalStateException(String.format("contentLength = %d",length));
+                    }
+
                     return file;
 
                 }else {//连接失败

app-updater/src/main/java/com/king/app/updater/util/NotificationUtils.java

@@ -0,0 +1,222 @@
+package com.king.app.updater.util;
+
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.app.PendingIntent;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Build;
+import android.support.annotation.DrawableRes;
+import android.support.annotation.RequiresApi;
+import android.support.v4.app.NotificationCompat;
+
+import com.king.app.updater.UpdateConfig;
+import com.king.app.updater.constant.Constants;
+import com.king.app.updater.service.DownloadService;
+
+import java.io.File;
+
+/**
+ * @author <a href="mailto:jenly1314@gmail.com">Jenly</a>
+ */
+public class NotificationUtils {
+
+    private NotificationUtils(){
+        throw new AssertionError();
+    }
+
+    /**
+     * 显示开始下载是的通知
+     * @param notifyId
+     * @param channelId
+     * @param channelName
+     * @param icon
+     * @param title
+     * @param content
+     */
+    public static void showStartNotification(Context context, int notifyId,String channelId, String channelName,@DrawableRes int icon,CharSequence title,CharSequence content,boolean isVibrate,boolean isSound){
+        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.O){
+            createNotificationChannel(context,channelId,channelName,isVibrate,isSound);
+        }
+        NotificationCompat.Builder builder = buildNotification(context,channelId,icon,title,content);
+        builder.setPriority(NotificationManager.IMPORTANCE_HIGH);
+        if(isVibrate && isSound){
+            builder.setDefaults(Notification.DEFAULT_VIBRATE | Notification.DEFAULT_SOUND);
+        }else if(isVibrate){
+            builder.setDefaults(Notification.DEFAULT_VIBRATE);
+        }else if(isSound){
+            builder.setDefaults(Notification.DEFAULT_SOUND);
+        }
+
+        Notification notification = builder.build();
+        notification.flags = Notification.FLAG_NO_CLEAR | Notification.FLAG_ONLY_ALERT_ONCE;
+        notifyNotification(context,notifyId,notification);
+    }
+
+    /**
+     * 显示下载中的通知（更新进度）
+     * @param notifyId
+     * @param channelId
+     * @param icon
+     * @param title
+     * @param content
+     * @param progress
+     * @param size
+     */
+    public static void showProgressNotification(Context context, int notifyId,String channelId,@DrawableRes int icon,CharSequence title,CharSequence content,int progress,int size){
+        NotificationCompat.Builder builder = buildNotification(context,channelId,icon,title,content,progress,size);
+
+        Notification notification = builder.build();
+        notification.flags = Notification.FLAG_NO_CLEAR | Notification.FLAG_ONLY_ALERT_ONCE;
+        notifyNotification(context,notifyId,notification);
+    }
+
+    /**
+     * 显示下载完成时的通知（点击安装）
+     * @param notifyId
+     * @param channelId
+     * @param icon
+     * @param title
+     * @param content
+     * @param file
+     */
+    public static void showFinishNotification(Context context, int notifyId, String channelId, @DrawableRes int icon, CharSequence title, CharSequence content, File file, String authority){
+        cancelNotification(context,notifyId);
+        NotificationCompat.Builder builder = buildNotification(context,channelId,icon,title,content);
+        builder.setAutoCancel(true);
+        Intent intent = AppUtils.getInstallIntent(context,file,authority);
+        PendingIntent clickIntent = PendingIntent.getActivity(context, notifyId,intent, PendingIntent.FLAG_UPDATE_CURRENT);
+        builder.setContentIntent(clickIntent);
+        Notification notification = builder.build();
+        notification.flags = Notification.FLAG_AUTO_CANCEL;
+        notifyNotification(context,notifyId,notification);
+    }
+
+    /**
+     * 现在下载失败通知
+     * @param context
+     * @param notifyId
+     * @param channelId
+     * @param icon
+     * @param title
+     * @param content
+     * @param isReDownload
+     * @param config
+     */
+    public static void showErrorNotification(Context context, int notifyId, String channelId, @DrawableRes int icon, CharSequence title, CharSequence content, boolean isReDownload, UpdateConfig config){
+        NotificationCompat.Builder builder = buildNotification(context,channelId,icon,title,content);
+        builder.setAutoCancel(true);
+        if(isReDownload){//重新下载
+            Intent intent  = new Intent(context, DownloadService.class);
+            intent.putExtra(Constants.KEY_RE_DOWNLOAD,true);
+            intent.putExtra(Constants.KEY_UPDATE_CONFIG,config);
+            PendingIntent clickIntent = PendingIntent.getService(context, notifyId,intent, PendingIntent.FLAG_UPDATE_CURRENT);
+            builder.setContentIntent(clickIntent);
+        }else{
+            PendingIntent clickIntent = PendingIntent.getService(context, notifyId,new Intent(), PendingIntent.FLAG_UPDATE_CURRENT);
+            builder.setContentIntent(clickIntent);
+        }
+
+        Notification notification = builder.build();
+        notification.flags = Notification.FLAG_AUTO_CANCEL;
+        notifyNotification(context,notifyId,notification);
+    }
+
+
+    /**
+     * 显示通知信息（非第一次）
+     * @param notifyId
+     * @param channelId
+     * @param icon
+     * @param title
+     * @param content
+     */
+    public static void showNotification(Context context, int notifyId,String channelId,@DrawableRes int icon,CharSequence title,CharSequence content,boolean isAutoCancel){
+        NotificationCompat.Builder builder = buildNotification(context,channelId,icon,title,content);
+        builder.setAutoCancel(isAutoCancel);
+        Notification notification = builder.build();
+        notification.flags = Notification.FLAG_AUTO_CANCEL;
+        notifyNotification(context,notifyId,notification);
+    }
+
+    /**
+     * 取消通知
+     * @param notifyId
+     */
+    public static void cancelNotification(Context context, int notifyId){
+        getNotificationManager(context).cancel(notifyId);
+    }
+
+
+    /**
+     * 获取通知管理器
+     * @return
+     */
+    public static NotificationManager getNotificationManager(Context context){
+        return (NotificationManager)context.getSystemService(Context.NOTIFICATION_SERVICE);
+    }
+
+    /**
+     * 创建一个通知渠道（兼容0以上版本）
+     * @param channelId
+     * @param channelName
+     */
+    @RequiresApi(api = Build.VERSION_CODES.O)
+    public static void createNotificationChannel(Context context, String channelId, String channelName,boolean isVibrate,boolean isSound){
+        NotificationChannel channel = new NotificationChannel(channelId,channelName, NotificationManager.IMPORTANCE_HIGH);
+        channel.enableVibration(isVibrate);
+        if(!isSound){
+            channel.setSound(null,null);
+        }
+        getNotificationManager(context).createNotificationChannel(channel);
+
+    }
+
+    /**
+     * 构建一个通知构建器
+     * @param channelId
+     * @param icon
+     * @param title
+     * @param content
+     * @return
+     */
+    private static NotificationCompat.Builder buildNotification(Context context, String channelId, @DrawableRes int icon,CharSequence title,CharSequence content){
+        return buildNotification(context,channelId,icon,title,content,Constants.NONE,Constants.NONE);
+    }
+
+    /**
+     * 构建一个通知构建器
+     * @param channelId
+     * @param icon
+     * @param title
+     * @param content
+     * @param progress
+     * @param size
+     * @return
+     */
+    private static NotificationCompat.Builder buildNotification(Context context, String channelId, @DrawableRes int icon, CharSequence title, CharSequence content, int progress, int size){
+        NotificationCompat.Builder builder = new NotificationCompat.Builder(context,channelId);
+        builder.setSmallIcon(icon);
+
+        builder.setContentTitle(title);
+        builder.setContentText(content);
+        builder.setOngoing(true);
+
+        if(progress!= Constants.NONE && size!=Constants.NONE){
+            builder.setProgress(size,progress,false);
+        }
+
+        return builder;
+    }
+
+    /**
+     * 更新通知栏
+     * @param id
+     * @param notification
+     */
+    private static void notifyNotification(Context context, int id, Notification notification){
+        getNotificationManager(context).notify(id,notification);
+    }
+
+}

app-updater/src/main/res/values/strings.xml

@@ -5,7 +5,7 @@
     <string name="app_updater_start_notification_content">正在获取下载数据…</string>
 
     <string name="app_updater_progress_notification_title">版本更新</string>
-    <string name="app_updater_progress_notification_content">下载更新中…</string>
+    <string name="app_updater_progress_notification_content">正在下载…</string>
 
     <string name="app_updater_finish_notification_title">下载完成</string>
     <string name="app_updater_finish_notification_content">点击安装</string>

app/release/output.json

@@ -0,0 +1 @@
+[{"outputType":{"type":"APK"},"apkInfo":{"type":"MAIN","splits":[],"versionCode":17,"versionName":"1.0.10","enabled":true,"outputFile":"app-release.apk","fullName":"release","baseName":"release"},"path":"app-release.apk","properties":{}}]