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(); }再分享一下我老师大神的人工智能教程吧。零基础！通俗易懂！风趣幽默！还带黄段子！希望你也加入到我们人工智能的队伍中来！https://blog.csdn.net/jiangjunshow