package XXX.utils;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import org.xmlpull.v1.XmlSerializer;
import android.app.ProgressDialog;
import android.content.ContentResolver;
import android.content.ContentValues;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.os.Environment;
import android.util.Xml;
import android.widget.ProgressBar;
/**
* 短信的工具类
*
*/
public class SmsUtils {
/**
* 备份短信的回调接口
*/
public interface BackUpCallBack {
/**
* 开始备份的时候,设置进度的最大值
*
* @param max
* 总进度
*/
public void beforeBackup(int max);
/**
* 备份过程中,增加进度
*
* @param progress
* 当前进度
*/
public void onSmsBackup(int progress);
}
/**
* 备份用户的短信
*
* @param context
* 上下文
* @param BackUpCallBack
* 备份短信的接口
*/
public static void backupSms(Context context, BackUpCallBack callBack)
throws Exception {
ContentResolver resolver = context.getContentResolver();
File file = new File(Environment.getExternalStorageDirectory(),
"backup.xml");
FileOutputStream fos = new FileOutputStream(file);
// 把用户的短信一条一条读出来,按照一定的格式写到文件里
XmlSerializer serializer = Xml.newSerializer();// 获取xml文件的生成器(序列化器)
// 初始化生成器
serializer.setOutput(fos, "utf-8");
serializer.startDocument("utf-8", true);
serializer.startTag(null, "smss");
Uri uri = Uri.parse("content://sms/");
Cursor cursor = resolver.query(uri, new String[] { "body", "address",
"type", "date" }, null, null, null);
// 开始备份的时候,设置进度条的最大值
int max = cursor.getCount();
// pb.setMax(max);
// pd.setMax(max);
callBack.beforeBackup(max);
serializer.attribute(null, "max", max + "");
int process = 0;
while (cursor.moveToNext()) {
Thread.sleep(500);
String body = cursor.getString(0);
String address = cursor.getString(1);
String type = cursor.getString(2);
String date = cursor.getString(3);
serializer.startTag(null, "sms");
serializer.startTag(null, "body");
serializer.text(body);
serializer.endTag(null, "body");
serializer.startTag(null, "address");
serializer.text(address);
serializer.endTag(null, "address");
serializer.startTag(null, "type");
serializer.text(type);
serializer.endTag(null, "type");
serializer.startTag(null, "date");
serializer.text(date);
serializer.endTag(null, "date");
serializer.endTag(null, "sms");
// 备份过程中,增加进度
process++;
// pb.setProgress(process);
// pd.setProgress(process);
callBack.onSmsBackup(process);
}
cursor.close();
serializer.endTag(null, "smss");
serializer.endDocument();
fos.close();
}
/**
* 还原短信
*
* @param context
* @param flag
* 是否清理原来的短信
*/
public static void restoreSms(Context context, boolean flag) {
Uri uri = Uri.parse("content://sms/");
if (flag) {
context.getContentResolver().delete(uri, null, null);
}
// 1.读取sd卡上的xml文件
// Xml.newPullParser();
// 2.读取max
// 3.读取每一条短信信息,body date type address
// 4.把短信插入到系统短息应用。
ContentValues values = new ContentValues();
values.put("body", "woshi duanxin de neirong");
values.put("date", "1395045035573");
values.put("type", "1");
values.put("address", "5558");
context.getContentResolver().insert(uri, values);
}
}
调用方式:
try {
SmsUtils.backupSms(getApplicationContext(), new BackUpCallBack() {
@Override
public void onSmsBackup(int progress) {
pd.setProgress(progress);
}
@Override
public void beforeBackup(int max) {
pd.setMax(max);
}
});
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(AtoolsActivity.this, "备份成功", 0).show();
}
});
} catch (Exception e) {
e.printStackTrace();
runOnUiThread(new Runnable() {
@Override
public void run() {
Toast.makeText(AtoolsActivity.this, "备份失败", 0).show();
}
});
}finally{
pd.dismiss();
}