ContentResolver contentResolver = this.getContentResolver();Cursor cursor = contentResolver.query(ContactsContract.Contacts.CONTENT_URI, null, null, null, null);while (cursor.moveToNext()) {    // 获取ID    int contactID = cursor.getInt(cursor.getColumnIndex(ContactsContract.Contacts._ID));    String name = cursor.getString(cursor.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));    Log.i(TAG, "contactID=" + contactID + ",name=" + name);    // 通过ID获取联系人号码    Cursor phones = contentResolver.query(ContactsContract.CommonDataKinds.Phone.CONTENT_URI, null,            ContactsContract.CommonDataKinds.Phone.CONTACT_ID + "=" + contactID, null, null);    while (phones.moveToNext()) {        String phoneNumber = phones.getString(phones.getColumnIndex(                ContactsContract.CommonDataKinds.Phone.NUMBER));        Log.i(TAG, "phoneNumber=" + phoneNumber);    }    phones.close();    // 通过ID获取联系人邮箱    Cursor emails = getContentResolver().query(ContactsContract.CommonDataKinds.Email.CONTENT_URI,             null, ContactsContract.CommonDataKinds.Email.CONTACT_ID + " = " + contactID, null, null);    while (emails.moveToNext()) {        String emailAddress = emails.getString(emails.getColumnIndex(                ContactsContract.CommonDataKinds.Email.DATA));        Log.i(TAG, "emailAddress=" + emailAddress);    }    emails.close();    cursor.close();}

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