快速查询手机系统联系人的方法

public static final String SPLIT_CHAR = "#";

private final String[] CONTACT_PROJECTION = new String[]{

            ContactsContract.CommonDataKinds.Phone._ID, // 0

            ContactsContract.CommonDataKinds.Phone.DATA, // 1

            ContactsContract.CommonDataKinds.Phone.RAW_CONTACT_ID, // 2

            ContactsContract.CommonDataKinds.Phone.DISPLAY_NAME,

            ContactsContract.CommonDataKinds.Phone.CONTACT_ID,

    };

    private final String SELECTION = ContactsContract.Data.MIMETYPE + " = ? ";

    private final String[] SELECTION_ARGS = new String[]{

            ContactsContract.CommonDataKinds.Phone.CONTENT_ITEM_TYPE

    };

关键查询语句：

Cursor cursor = context.getContentResolver().query(ContactsContract.Data.CONTENT_URI, CONTACT_PROJECTION, SELECTION, SELECTION_ARGS, null);