[小代码]读取联系人名

Uri allContacts2 = ContactsContract.Contacts.CONTENT_URI;

Cursor c2 = getContentResolver().query(allContacts2, null, null, null, null);
if (c2.moveToFirst()) {
do {
String contactID2 = c2.getString(c2.getColumnIndex(ContactsContract.Contacts._ID));
String contactDisplayName2 = c2	.getString(c2.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
Log.v("Content Providers", contactID2 + ", "+ contactDisplayName2);
} while (c2.moveToNext());
}