学步园

网上获取的：

	 * 根据电话号码取得联系人姓名
	 */
	/*
	public static String getContactNameByPhoneNumber(Context context,
			String address) {
		String[] projection = { ContactsContract.PhoneLookup.DISPLAY_NAME,
				ContactsContract.CommonDataKinds.Phone.NUMBER };

		// 将自己添加到 msPeers 中
		Cursor cursor = context.getContentResolver().query(
				ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
				projection, // Which columns to return.
				ContactsContract.CommonDataKinds.Phone.NUMBER + " = '"
						+ address + "'", // WHERE clause.
				null, // WHERE clause value substitution
				null); // Sort order.

		if (cursor == null) {
			Log.d(TAG, "getPeople null");
			return null;
		}
		for (int i = 0; i < cursor.getCount(); i++) {
			cursor.moveToPosition(i);

			// 取得联系人名字
			int nameFieldColumnIndex = cursor
					.getColumnIndex(ContactsContract.PhoneLookup.DISPLAY_NAME);
			String name = cursor.getString(nameFieldColumnIndex);
			return name;
		}
		return null;
	}

	/**
	 * 获取所有联系人内容
	 * 
	 * @param context
	 * @param address
	 * @return
	 */
	 /*
	public static String getContacts(Context context) {
		StringBuilder sb = new StringBuilder();

		ContentResolver cr = context.getContentResolver();
		Cursor cursor = cr.query(ContactsContract.Contacts.CONTENT_URI, null,
				null, null, null);

		if (cursor.moveToFirst()) {
			do {
				String contactId = cursor.getString(cursor
						.getColumnIndex(ContactsContract.Contacts._ID));
				String name = cursor
						.getString(cursor
								.getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
				// 第一条不用换行
				if (sb.length() == 0) {
					sb.append(name);
				} else {
					sb.append("\n" + name);
				}

				Cursor phones = cr.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));
					// 添加Phone的信息
					sb.append("\t").append(phoneNumber);

				}
				phones.close();

			} while (cursor.moveToNext());
		}
		cursor.close();
		return sb.toString();
	}

这段代码无法查找sim卡联系人的信息！而且cursor没有关闭，导致许多错误。

自己改良后的代码如下：

private static final Uri PHONES_WITH_PRESENCE_URI = Data.CONTENT_URI;

    private static final String[] CALLER_ID_PROJECTION = new String[] {
            Phone._ID, // 0
            Phone.NUMBER, // 1
            Phone.LABEL, // 2
            Phone.DISPLAY_NAME, // 3
            Phone.CONTACT_ID, // 4
            Phone.CONTACT_PRESENCE, // 5
            Phone.CONTACT_STATUS, // 6
            Phone.NORMALIZED_NUMBER, // 7
            Contacts.SEND_TO_VOICEMAIL
    // 8
    };
    private static final int PHONE_ID_COLUMN = 0;
    private static final int PHONE_NUMBER_COLUMN = 1;
    private static final int PHONE_LABEL_COLUMN = 2;
    private static final int CONTACT_NAME_COLUMN = 3;
    private static final int CONTACT_ID_COLUMN = 4;
    private static final int CONTACT_PRESENCE_COLUMN = 5;
    private static final int CONTACT_STATUS_COLUMN = 6;
    private static final int PHONE_NORMALIZED_NUMBER = 7;
    private static final int SEND_TO_VOICEMAIL = 8;

    private static final String CALLER_ID_SELECTION_EXACT_MATCH = " Data._ID IN "
            + " (SELECT DISTINCT lookup.data_id " + " FROM "
            + " (SELECT data_id, normalized_number, length(normalized_number) as len "
            + " FROM phone_lookup " + " WHERE normalized_number = ?) AS lookup " + " WHERE "
            + " (lookup.len <= ? AND "
            + " substr(?, ? - lookup.len + 1) = lookup.normalized_number))";

    public static String getContactInfoForPhoneNumber(Context context, String number) {
        // TODO Auto-generated method stub
        String name = null;
        boolean isValidNumber = isWellFormedSmsAddress(number);
        if (isValidNumber) {
            number = PhoneNumberUtils.stripSeparators(number);
        }
        String normalizedNumber = PhoneNumberUtils.normalizeNumber(number);
        // / M:
        String matchNumber = PhoneNumberUtils.toCallerIDMinMatch(normalizedNumber);
        if (!TextUtils.isEmpty(normalizedNumber) && !TextUtils.isEmpty(matchNumber)) {
            String numberLen = String.valueOf(normalizedNumber.length());

            String[] args = new String[] {
                    normalizedNumber, numberLen, normalizedNumber, numberLen
            };

            Cursor cursor = context.getContentResolver().query(PHONES_WITH_PRESENCE_URI,
                    CALLER_ID_PROJECTION, CALLER_ID_SELECTION_EXACT_MATCH, args, null);

            if (cursor == null) {
                return null;
            }

            try {
                if (cursor.moveToFirst()) {
                    name = cursor.getString(CONTACT_NAME_COLUMN);
                }
            } finally {
            }
            if (cursor != null) {
                cursor.close();
            }
        }
        return name;
    }

    public static boolean isWellFormedSmsAddress(String address) {
        // MTK-START [mtk04070][120104][ALPS00109412]Solve
        // "can't send MMS with MSISDN in international format"
        // Merge from ALPS00089029
        if (!isDialable(address)) {
            return false;
        }
        // MTK-END [mtk04070][120104][ALPS00109412]Solve
        // "can't send MMS with MSISDN in international format"

        String networkPortion = PhoneNumberUtils.extractNetworkPortion(address);

        return (!(networkPortion.equals("+") || TextUtils.isEmpty(networkPortion)))
                && isDialable(networkPortion);
    }

    private static boolean isDialable(String address) {
        for (int i = 0, count = address.length(); i < count; i++) {
            if (!isDialable(address.charAt(i))) {
                return false;
            }
        }
        return true;
    }

    private static boolean isDialable(char c) {
        return (c >= '0' && c <= '9') || c == '*' || c == '#' || c == '+' || c == 'N' || c == '('
                || c == ')';
    }