android.provider.ContactsContract.PhoneLookup#DISPLAY_NAME源码实例Demo

public boolean isSystemContact(Context context, String number) {
  Uri      uri        = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(number));
  String[] projection = new String[]{PhoneLookup.DISPLAY_NAME, PhoneLookup.LOOKUP_KEY,
                                     PhoneLookup._ID, PhoneLookup.NUMBER};
  Cursor   cursor     = context.getContentResolver().query(uri, projection, null, null, null);

  try {
    if (cursor != null && cursor.moveToFirst()) {
      return true;
    }
  } finally {
    if (cursor != null) cursor.close();
  }

  return false;
}
 

@Override
public Uri getSelfIdentityUri() {
  String[] PROJECTION = new String[] {
      PhoneLookup.DISPLAY_NAME,
      PhoneLookup.LOOKUP_KEY,
      PhoneLookup._ID,
  };

  Cursor cursor = null;

  try {
    cursor = context.getContentResolver().query(ContactsContract.Profile.CONTENT_URI,
                                                  PROJECTION, null, null, null);

    if (cursor != null && cursor.moveToFirst()) {
      return Contacts.getLookupUri(cursor.getLong(2), cursor.getString(1));
    }
  } finally {
    if (cursor != null)
      cursor.close();
  }

  return null;
}
 

public Collection<ContactData> getContactsWithPush(Context context) {
  final ContentResolver resolver = context.getContentResolver();
  final String[] inProjection    = new String[]{PhoneLookup._ID, PhoneLookup.DISPLAY_NAME};

  final List<String>           registeredAddresses = Stream.of(DatabaseFactory.getRecipientDatabase(context).getRegistered())
                                                            .map(Recipient::resolved)
                                                            .filter(r -> r.getE164().isPresent())
                                                            .map(Recipient::requireE164)
                                                            .toList();
  final Collection<ContactData> lookupData          = new ArrayList<>(registeredAddresses.size());

  for (String registeredAddress : registeredAddresses) {
    Uri    uri          = Uri.withAppendedPath(PhoneLookup.CONTENT_FILTER_URI, Uri.encode(registeredAddress));
    Cursor lookupCursor = resolver.query(uri, inProjection, null, null, null);

    try {
      if (lookupCursor != null && lookupCursor.moveToFirst()) {
        final ContactData contactData = new ContactData(lookupCursor.getLong(0), lookupCursor.getString(1));
        contactData.numbers.add(new NumberData("TextSecure", registeredAddress));
        lookupData.add(contactData);
      }
    } finally {
      if (lookupCursor != null)
        lookupCursor.close();
    }
  }

  return lookupData;
}
 

public ArrayList<Contact> get() {
    Uri uri = ContactsContract.CommonDataKinds.Phone.CONTENT_URI;
    String[] projection = new String[] {
            PhoneLookup._ID,
            PhoneLookup.DISPLAY_NAME,
            ContactsContract.CommonDataKinds.Phone.TYPE,
            ContactsContract.CommonDataKinds.Phone.LABEL,
            ContactsContract.CommonDataKinds.Phone.NUMBER
    };
    String[] simTypesQueryParts = new String[simTypes.length];
    Arrays.fill(simTypesQueryParts, ContactsContract.RawContacts.ACCOUNT_TYPE + " <> ?");
    String simTypesQuery = TextUtils.join(" AND ", simTypesQueryParts);
    String selection = ContactsContract.RawContacts.ACCOUNT_TYPE + " IS NULL OR (" + simTypesQuery + ")";
    String[] selectionArgs = simTypes;

    Cursor results = resolver.query(
            uri,
            projection,
            selection,
            selectionArgs,
            null
    );

    // create array of Phone contacts and fill it
    final ArrayList<Contact> phoneContacts = new ArrayList<>();
    int indexId = results.getColumnIndex(PhoneLookup._ID);
    int indexName = results.getColumnIndex(PhoneLookup.DISPLAY_NAME);
    int indexType = results.getColumnIndex(ContactsContract.CommonDataKinds.Phone.TYPE);
    int indexLabel = results.getColumnIndex(ContactsContract.CommonDataKinds.Phone.LABEL);
    int indexNumber = results.getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER);
    while (results.moveToNext()) {
        int type = results.getInt(indexType);
        String custom = results.getString(indexLabel);
        final Contact phoneContact = new Contact(
                results.getString(indexId),
                results.getString(indexName),
                results.getString(indexNumber),
                (String) Phone.getTypeLabel(this.activity.getResources(), type, custom)
        );
        phoneContacts.add(phoneContact);
    }
    results.close();
    return phoneContacts;
}