Android 获取通讯录联系人

    public static Map<String,String> getAllCallRecords(Context context) {                Map<String,String> temp = new HashMap<String, String>();                Cursor c = context.getContentResolver().query(                        ContactsContract.Contacts.CONTENT_URI,                        null,                        null,                        null,                        ContactsContract.Contacts.DISPLAY_NAME                                + " COLLATE LOCALIZED ASC");                if (c.moveToFirst()) {                    do {                        // 获得联系人的ID号                        String contactId = c.getString(c                                .getColumnIndex(ContactsContract.Contacts._ID));                        // 获得联系人姓名                        String name = c                                .getString(c                                        .getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));                        // 查看该联系人有多少个电话号码。如果没有这返回值为0                        int phoneCount = c                                .getInt(c                                        .getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER));                        String number=null;                        if (phoneCount > 0) {                            // 获得联系人的电话号码                            Cursor phones = context.getContentResolver().query(                                    ContactsContract.CommonDataKinds.Phone.CONTENT_URI,                                    null,                                    ContactsContract.CommonDataKinds.Phone.CONTACT_ID                                            + " = " + contactId, null, null);                            if (phones.moveToFirst()) {                                number = phones                                        .getString(phones                                        .getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));                                }                            phones.close();                        }                        temp.put(name, number);                    } while (c.moveToNext());                }                c.close();                return temp;            }