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;
	}

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