BEGIN:VCALL SLOT:0 //卡槽号 0:单卡手机 1: 双卡手机卡槽1 2: 双卡手机卡槽2 TYPE:1 //电话类型 1:接入电话，2: 呼出电话 3: 未接电话 Date: 2013/02/12 14:11:12 GMT //来电或者去点的时间 备份时以GMT时间记录，恢复时显示手机时区对应时间 NUMBER:+86134xxxxx //对方号码 DURATION:5 //持续时间，秒数 END:VCALL

Uri uri = Uri.parse("context://call_log/calls"); Cursor c = mContext.getContentResolver().query(uri, xxx, xxx );

protected Object doInBackground(Object... params) { //后台异步Task，后台查询数据和写入文件，每导出一条记录，更新一次进度条 super.doInBackground(params); String path = (String)params[0]; Uri queryUri = Uri.parse("content://call_log/calls"); Cursor queryedCursor = mContext.getContentResolver().query(queryUri, null, null, null, null); if (queryedCursor == null || queryedCursor.getCount() == 0){ return -1; } Object[] message = new Object[1]; message[0] = queryedCursor.getCount(); publishProgress(message); StringBuilder sb = new StringBuilder(); OutputStream outputStream = null; Writer writer = null; try { outputStream = new FileOutputStream(path); writer = new BufferedWriter(new OutputStreamWriter(outputStream)); for (queryedCursor.moveToFirst(); !queryedCursor.isAfterLast(); queryedCursor.moveToNext()) { if (mCancel){ break; } sb.setLength(0); sb.append("BEGIN:VCALL").append("\n"); int subId = queryedCursor.getInt(queryedCursor.getColumnIndex("sub_id")); int callType = queryedCursor.getInt( queryedCursor.getColumnIndex("type")); //incall/outcall/missed call long date = queryedCursor.getLong(queryedCursor.getColumnIndex("date")); String gmtData = getGTMDatetimeString(date); String number = queryedCursor.getString(queryedCursor.getColumnIndex("formatted_number")); String duration = queryedCursor.getString(queryedCursor.getColumnIndex("duration")); sb.append("SLOT:").append(subId).append("\n"); sb.append("TYPE:").append(callType).append("\n"); sb.append("DATE:").append(gmtData).append("\n"); sb.append("NUMBER:").append(number).append("\n"); sb.append("DURATION:").append(duration).append("\n"); sb.append("END:VCALL").append("\n"); writer.write(sb.toString()); //写入一条记录到文件中 message[0] = -1; publishProgress(message); //发布消息，让主线程更新进度条 } } catch (Exception e) { Log.d(TAG, "", e); return 0; }finally{ try { if (writer != null){ writer.close(); } if (outputStream != null){ outputStream.close(); } } catch (Exception e2) { Log.d(TAG, "", e2); return 0; } } return 1; }

private class VCLScanThread extends Thread implements OnCancelListener, OnClickListener { //启动线程进行搜索，同时弹出进度条给用户 private boolean mCanceled; //变量标志用户是否已经cancel这个搜索过程 private boolean mGotIOException; private File mRootDirectory; private static final String LOG_TAG = "VCLScanThread"; // To avoid recursive link. private Set<String> mCheckedPaths; private class CanceledException extends Exception { } public VCLScanThread(File sdcardDirectory, String scanType) { mCanceled = false; mGotIOException = false; mRootDirectory = sdcardDirectory; mCheckedPaths = new HashSet<String>(); mProgressDialogForScanVCard = new ProgressDialog(Main.this); mProgressDialogForScanVCard.setTitle(R.string.dialog_scan_calllist_progress_title); mProgressDialogForScanVCard.show(); //弹出搜索进度条 } @Override public void run() { if (mAllVclFileList == null){ mAllVclFileList = new Vector<VCLFile>(); //开始搜索，首先清空list，这个list用来保存找到的.vcl文件(包括文件名，文件路径，等等) }else{ mAllVclFileList.clear(); } try { getVCardFileRecursively(mRootDirectory); //迭代搜索sd卡中所有的.vcl文件 } catch (CanceledException e) { mCanceled = true; } catch (IOException e) { mGotIOException = true; } if (mCanceled) { mAllVclFileList = null; } mProgressDialogForScanVCard.dismiss(); mProgressDialogForScanVCard = null; if (mGotIOException) { // runOnUiThread(new DialogDisplayer(R.id.dialog_io_exception)); } else if (mCanceled) { // finish(); } else { int size = mAllVclFileList.size(); if (size == 0) { Toast.makeText(Main.this, R.string.error_scan_vcl_not_found, Toast.LENGTH_SHORT).show(); } else { runOnUiThread(new Runnable() { @Override public void run() { startVCardSelectAndImport(); //搜索完毕，弹出对话框让用户选择导入那些文件 } }); } } } private void getVCardFileRecursively(File directory) throws CanceledException, IOException { if (mCanceled) { throw new CanceledException(); } // e.g. secured directory may return null toward listFiles(). final File[] files = directory.listFiles(); if (files == null) { final String currentDirectoryPath = directory.getCanonicalPath(); final String secureDirectoryPath = mRootDirectory.getCanonicalPath().concat(SECURE_DIRECTORY_NAME); if (!TextUtils.equals(currentDirectoryPath, secureDirectoryPath)) { Log.w(LOG_TAG, "listFiles() returned null (directory: " + directory + ")"); } return; } for (File file : directory.listFiles()) { if (mCanceled) { throw new CanceledException(); } String canonicalPath = file.getCanonicalPath(); if (mCheckedPaths.contains(canonicalPath)) { continue; } mCheckedPaths.add(canonicalPath); String endFix = ".vcl"; if (file.isDirectory()) { getVCardFileRecursively(file); //如果是目录，就继续迭代搜索 } else if (canonicalPath.toLowerCase().endsWith(endFix) && //如果是文件，就判断文件名是否以.vcl结尾，如果是，而且可读，则放入搜索的list里面。 file.canRead()){ String fileName = file.getName(); VCLFile vclFile = new VCLFile( fileName, canonicalPath, file.lastModified()); mAllVclFileList.add(vclFile); } } } public void onCancel(DialogInterface dialog) { mCanceled = true; } public void onClick(DialogInterface dialog, int which) { if (which == DialogInterface.BUTTON_NEGATIVE) { mCanceled = true; } } }

private void parseItemInter(String name, String value) throws Exception{ if ("SLOT".equalsIgnoreCase(name)){ mValues.put("sub_id", value); }else if ("TYPE".equalsIgnoreCase(name)){ mValues.put("type", value); }else if ("DATE".equalsIgnoreCase(name)){ mValues.put("date", getGTMDatetime(value)); }else if ("NUMBER".equalsIgnoreCase(name)){ mValues.put("formatted_number", value); mValues.put("number", value); }else if ("DURATION".equalsIgnoreCase(name)){ mValues.put("duration", value); }else{ throw new Exception("Unknown type, name: " + name + " value: " + value); } } //提交一次通话记录信息到数据库 Uri uri = Uri.parse("content://call_log"); mContext.getContentResolver().insert(uri, mValues);