package com.flyou.utils;import java.io.File;import java.io.FileInputStream;import java.io.FileNotFoundException;import java.io.FileOutputStream;import java.io.InputStream;import org.xmlpull.v1.XmlPullParser;import org.xmlpull.v1.XmlPullParserException;import org.xmlpull.v1.XmlSerializer;import android.R.integer;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.Log;import android.util.Xml;public class SmsUtils { private static final String TAG = "SmsUtils"; private static ContentResolver resolver; private static Uri url; private static ContentValues values; private static ProgressDialog dialog; private static int max; private static int size; 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); } public interface ReStroeCallBack {/*** 恢复短信前** @param max*最大短信条数*/public void beforeReStore(int max);/*** 恢复短息时** @param position*当前进度*/public void OnReStore(int position); } /** ** @param context *上下文 * @throws Exception *把异常抛出给调用处处理 */ public static void buckUpSms(Context context, BackUpCallBack callBack) throws Exception {resolver = context.getContentResolver();File file = new File(Environment.getExternalStorageDirectory(), "backUpSms.xml");FileOutputStream fos = new FileOutputStream(file);XmlSerializer serializer = Xml.newSerializer();serializer.setOutput(fos, "utf-8");serializer.startDocument("utf-8", true);serializer.startTag(null, "smss");url = Uri.parse("content://sms/");Cursor cursor = resolver.query(url, new String[] { "address", "date", "type", "body" }, null, null, null);// 操作前callBack.beforeBackup(cursor.getCount());int postion = 0;// 遍历cursor 序列化 短信实体serializer.attribute(null, "size", cursor.getCount() + "");while (cursor.moveToNext()) {Thread.sleep(300);String address = cursor.getString(0);String date = cursor.getString(1);String type = cursor.getString(2);String body = cursor.getString(3);serializer.startTag(null, "sms");serializer.startTag(null, "address");serializer.text(address);serializer.endTag(null, "address");serializer.startTag(null, "date");serializer.text(date);serializer.endTag(null, "date");serializer.startTag(null, "type");serializer.text(type);serializer.endTag(null, "type");serializer.startTag(null, "body");serializer.text(body);serializer.endTag(null, "body");serializer.endTag(null, "sms");// 更新进度条callBack.onSmsBackup(postion++);}cursor.close();serializer.endTag(null, "smss");serializer.endDocument();fos.close(); } /** * 短信的还原 */ public static void reStoreSms(Context context, ReStroeCallBack callBack) throws Exception {resolver = context.getContentResolver();// 删除原有短信数据Cursor cursor = resolver.query(url, new String[] { "address", "date", "type", "body" }, null, null, null);if (cursor.moveToNext()) {resolver.delete(url, null, null);}cursor.close();// 获取短信备份文件File file = new File(Environment.getExternalStorageDirectory(), "backUpSms.xml");InputStream inputStream = new FileInputStream(file);// 创建解析对象XmlPullParser parser = Xml.newPullParser();parser.setInput(inputStream, "utf-8");int eventType = parser.getEventType();while (eventType != XmlPullParser.END_DOCUMENT) {String tagName = parser.getName();switch (eventType) {case XmlPullParser.START_TAG:if ("smss".equals(tagName)) {max = Integer.parseInt(parser.getAttributeValue(null, "size"));Log.i(TAG, max + "———————–");// 备份前 设置最大进度条值callBack.beforeReStore(max);size = Integer.parseInt(parser.getAttributeValue(null, "size"));} else if ("sms".equals(tagName)) {values = new ContentValues();} else if ("address".equals(tagName)) {values.put("address", parser.nextText());} else if ("date".equals(tagName)) {values.put("date", parser.nextText());} else if ("type".equals(tagName)) {values.put("type", parser.nextText());} else if ("body".equals(tagName)) {values.put("body", parser.nextText());}break;case XmlPullParser.END_TAG:// 插入短信数据if ("sms".equals(tagName)) {Log.i(TAG, "—————-插入数据—————");resolver.insert(url, values);callBack.OnReStore(size – (max–));Thread.sleep(300);}break;default:break;}// 获得下一个标签名eventType = parser.next();} }}
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