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package com.android.test;
import java.io.UnsupportedEncodingException;
import java.net.URLEncoder;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.DownloadManager;
import android.app.DownloadManager.Request;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.net.Uri;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.util.Log;
public class MainActivity extends Activity {
private DownloadManager downloadManager;
private SharedPreferences prefs;
private boolean download_finish;
private static final String DL_ID = "downloadId";
private static final String tag = "linux";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Context context=getApplicationContext();
downloadManager = (DownloadManager)getSystemService(DOWNLOAD_SERVICE);
prefs = PreferenceManager.getDefaultSharedPreferences(context);
while(!download_finish){
try {
startDownload();
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
}
/***下载区域*/
/**
* 如果服务器不支持中文路径的情况下需要转换url的编码。
* @param string
* @return
*/
public String encodeGB2(String string)
{
//转换中文编码
String split[] = string.split("/");
for (int i = 1; i < split.length; i++) {
try {
split[i] = URLEncoder.encode(split[i], "GB2312");
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
split[0] = split[0]+"/"+split[i];
}
split[0] = split[0].replaceAll("\\+", "%20");//处理空格
return split[0];
}
@SuppressLint("NewApi")
private void startDownload()
{
if(!prefs.contains(DL_ID)) {
String name = "9apps.apk";
// String url = "http://gdown.baidu.com/data/wisegame/dc429998555b7d4d/QQ_398.apk";
String url = "http://track.top1ck.com:6566/AdRedirect.aspx?offerid=1711&affid=2335&cid={cid}";
//开始下载
Uri resource = Uri.parse(url);
Log.v(tag, "uri "+resource);
DownloadManager.Request request = new DownloadManager.Request(resource);
request.setAllowedNetworkTypes(Request.NETWORK_MOBILE | Request.NETWORK_WIFI);
request.setAllowedOverRoaming(true);
//设置文件类型
// MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton();
// String mimeString = mimeTypeMap.getMimeTypeFromExtension(MimeTypeMap.getFileExtensionFromUrl(url));
// request.setMimeType(mimeString);
request.setMimeType("application/vnd.android.package-archive");
//在通知栏中显示
request.setShowRunningNotification(true);
request.setVisibleInDownloadsUi(true);
//sdcard的目录下的download文件夹
// Uri uristr = Uri.parse(ScoreActivity.downloadPath);
// request.setDestinationUri(uristr);
request.setDestinationInExternalPublicDir("/Download/", name);
request.setTitle(name);
long id = downloadManager.enqueue(request);
//保存id
prefs.edit().putLong(DL_ID, id).commit();
} else {
//下载已经开始,检查状态
queryDownloadStatus();
}
registerReceiver(receiver, new IntentFilter(DownloadManager.ACTION_DOWNLOAD_COMPLETE));
}
private BroadcastReceiver receiver = new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
//这里可以取得下载的id,这样就可以知道哪个文件下载完成了。适用与多个下载任务的监听
Log.v("intent", ""+intent.getLongExtra(DownloadManager.EXTRA_DOWNLOAD_ID, 0));
queryDownloadStatus();
}
};
@SuppressLint("NewApi")
private void queryDownloadStatus() {
DownloadManager.Query query = new DownloadManager.Query();
query.setFilterById(prefs.getLong(DL_ID, 0));
Cursor cursor = downloadManager.query(query);
if(cursor.moveToFirst()) {
Log.v(tag, "------------------------------------------- ");
int status = cursor.getInt(cursor.getColumnIndex(DownloadManager.COLUMN_STATUS));
String downId= cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_ID));
String title = cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_TITLE));
String address = cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_LOCAL_URI));
String size= cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_BYTES_DOWNLOADED_SO_FAR));
String sizeTotal = cursor.getString(cursor.getColumnIndex(DownloadManager.COLUMN_TOTAL_SIZE_BYTES));
Log.v(tag, "status "+status);
Log.v(tag, "downId "+downId);
Log.v(tag, "title "+title);
Log.v(tag, "address "+address);
Log.v(tag, "size "+size);
Log.v(tag, "sizeTotal "+sizeTotal);
switch(status) {
case DownloadManager.STATUS_PAUSED:
Log.v(tag, "STATUS_PAUSED");
break;
case DownloadManager.STATUS_PENDING:
Log.v(tag, "STATUS_PENDING");
case DownloadManager.STATUS_RUNNING:
//正在下载,不做任何事情
Log.v(tag, "STATUS_RUNNING");
break;
case DownloadManager.STATUS_SUCCESSFUL:
download_finish=true;
Log.v(tag, "STATUS_SUCCESSFUL");
break;
case DownloadManager.STATUS_FAILED:
download_finish=true;
Log.v(tag, "STATUS_FAILED");
break;
}
}
}
}