Android Open Source - GuiLib Download Broadcast Receiver

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License

The source code is released under:
Apache License
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Java Source Code

/*
 * Copyright (C) 2010 Gandulf Kohlweiss//from ww  w .j av a2  s  .  com
 *
 * 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.gandulf.guilib.download;

import android.annotation.TargetApi;
import android.app.DownloadManager;
import android.app.Notification;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.os.Build;

import com.gandulf.guilib.util.Debug;

/**
 * @author Ganymede
 * 
 */
@TargetApi(value = Build.VERSION_CODES.GINGERBREAD)
public class DownloadBroadcastReceiver extends BroadcastReceiver {

  public static final int UNZIP_ID = 1;

  private String basePath;

  public DownloadBroadcastReceiver() {

  }

  public DownloadBroadcastReceiver(String basePath) {
    this.basePath = basePath;
  }

  private void notify(Context context, String message) {

    NotificationManager notificationManager = (NotificationManager) context
        .getSystemService(Context.NOTIFICATION_SERVICE);
    Notification notification = new Notification(android.R.drawable.stat_sys_download, "Unpacking package",
        System.currentTimeMillis());

    PendingIntent contentIntent = PendingIntent.getActivity(context, 0, new Intent(), 0);
    notification.setLatestEventInfo(context, "DsaTab Download", message, contentIntent);
    notification.flags |= Notification.FLAG_AUTO_CANCEL;
    notification.icon = android.R.drawable.stat_sys_warning;
    notificationManager.notify(UNZIP_ID, notification);
  }

  @Override
  public void onReceive(Context context, Intent intent) {

    String action = intent.getAction();

    if (DownloadManager.ACTION_DOWNLOAD_COMPLETE.equals(action)) {

      long downloadId = intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, -1);

      if (downloadId >= 0 && DownloaderGinger.todoUnzip.contains(downloadId)) {

        DownloadManager downloadManager = (DownloadManager) context.getSystemService(Context.DOWNLOAD_SERVICE);

        Debug.verbose("Received download completed " + downloadId);

        DownloadManager.Query query = new DownloadManager.Query();
        query.setFilterById(downloadId);
        Cursor cursor = downloadManager.query(query);

        if (cursor != null) {
          if (cursor.moveToFirst()) {
            int columnIndex = cursor.getColumnIndex(DownloadManager.COLUMN_STATUS);
            int status = cursor.getInt(columnIndex);
            int columnReason = cursor.getColumnIndex(DownloadManager.COLUMN_REASON);
            int reason = cursor.getInt(columnReason);

            if (status == DownloadManager.STATUS_SUCCESSFUL) {
              Intent serviceIntent = new Intent(context, UnzipIntentService.class);
              serviceIntent.putExtra(UnzipIntentService.INTENT_BASEPATH, basePath);
              serviceIntent.putExtra(UnzipIntentService.INTENT_DOWNLOAD_ID, downloadId);
              context.startService(serviceIntent);
              DownloaderGinger.todoUnzip.remove(downloadId);
            } else if (status == DownloadManager.STATUS_FAILED) {
              notify(context, "Fehler:\n" + reason);
            } else if (status == DownloadManager.STATUS_PAUSED) {
              notify(context, "Pausiert:\n" + reason);
            } else if (status == DownloadManager.STATUS_PENDING) {
              notify(context, "Pending!");
            } else if (status == DownloadManager.STATUS_RUNNING) {
              notify(context, "Luft!");
            }
          }

          cursor.close();
        }

      }
    }
  }

}
Java Source Code List
