电话号码转化为联系人姓名

/** * 将电话号码转化为联系人姓名 * @param context * @param number * @return */ public static String getDisplayNameByNumber(Context context, String number) { String displayName = number; Cursor cursor = null; try { ContentResolver resolver = context.getContentResolver(); Uri uri = ContactsContract.PhoneLookup.CONTENT_FILTER_URI.buildUpon().appendPath(number).build(); String[] projection = new String[] { COLUMN_ID, ContactsContract.PhoneLookup.DISPLAY_NAME}; cursor = resolver.query(uri, projection, null, null, null); if (cursor != null && cursor.moveToFirst()) { int columnIndexName = cursor.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME); displayName = cursor.getString(columnIndexName); } } catch (Exception e) { e.printStackTrace(); } finally { if (cursor != null) { cursor.close(); } } return displayName; } public String getContactNameFromPhoneBook(Context context, String phoneNum) { String contactName = ""; ContentResolver cr = context.getContentResolver(); Cursor pCur = cr.query( ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null, ContactsContract.CommonDataKinds.Phone.NUMBER + " = ?", new String[] { phoneNum }, null); if (pCur.moveToFirst()) { contactName = pCur .getString(pCur .getColumnIndex(ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME)); pCur.close(); } return contactName; }