Warning: file_get_contents(/data/phpspider/zhask/data//catemap/3/android/232.json): failed to open stream: No such file or directory in /data/phpspider/zhask/libs/function.php on line 167

Warning: Invalid argument supplied for foreach() in /data/phpspider/zhask/libs/tag.function.php on line 1116

Notice: Undefined index: in /data/phpspider/zhask/libs/function.php on line 180

Warning: array_chunk() expects parameter 1 to be array, null given in /data/phpspider/zhask/libs/function.php on line 181
Android 只需一次查询即可加载姓名、电话和图片的联系人的有效方法_Android_Sqlite_Android Sqlite_Android Contentprovider_Android Contacts - Fatal编程技术网

Android 只需一次查询即可加载姓名、电话和图片的联系人的有效方法

Android 只需一次查询即可加载姓名、电话和图片的联系人的有效方法,android,sqlite,android-sqlite,android-contentprovider,android-contacts,Android,Sqlite,Android Sqlite,Android Contentprovider,Android Contacts,我有以下代码可以将所有联系人的手机和图片加载到三星s3设备上 public static void getAllContactWithNumberAndNameAndPhoto(Context context, ArrayList<ContactInfo> mContactList, boolean starred) { ContentResolver cr = context.getContentResolver(); C

我有以下代码可以将所有联系人的手机和图片加载到三星s3设备上

public static void getAllContactWithNumberAndNameAndPhoto(Context context,
            ArrayList<ContactInfo> mContactList, boolean starred) {

        ContentResolver cr = context.getContentResolver();

        Cursor cur = null;
        if (starred == true) {
            cur = cr.query(ContactsContract.Contacts.CONTENT_URI, null,
                    "starred=?", new String[] { "1" }, null);
        } else {

            cur = cr.query(ContactsContract.Contacts.CONTENT_URI, null, null,
                    null, null);
        }
        if (cur.getCount() > 0) {
            while (cur.moveToNext()) {

                ContactInfo item = new ContactInfo();
                String id = cur.getString(cur
                        .getColumnIndex(ContactsContract.Contacts._ID));
                String name = cur
                        .getString(cur
                                .getColumnIndex(ContactsContract.Contacts.DISPLAY_NAME));
                // Uri photo = PhoneUtils.getPhotoUriFromID(context, id);
                String starredValue = cur.getString(cur
                        .getColumnIndex(ContactsContract.Contacts.STARRED));
                boolean isFav = false;
                if (starredValue.equals("1"))
                    isFav = true;

                if (Integer
                        .parseInt(cur.getString(cur
                                .getColumnIndex(ContactsContract.Contacts.HAS_PHONE_NUMBER))) > 0) {
                    Cursor pCur = cr.query(
                            ContactsContract.CommonDataKinds.Phone.CONTENT_URI,
                            null,
                            ContactsContract.CommonDataKinds.Phone.CONTACT_ID
                                    + " = ?", new String[] { id }, null);
                    while (pCur.moveToNext()) {

                        String phoneNo = pCur
                                .getString(pCur
                                        .getColumnIndex(ContactsContract.CommonDataKinds.Phone.NUMBER));
                        item.addPhone(removeCharactersFromPhoneNumber(phoneNo));
                    }
                    pCur.close();

                    // if (photo != null) {
                    //
                    // item.setPhoto(photo.toString());
                    // }

                    item.setName(name);
                    item.setFavorite(isFav);
                    item.setRecent(false);

                    mContactList.add(item);
                }
            }
            cur.close();
        }
    }
public static void getAllContactWithNumberAndNameAndPhoto(上下文、,
ArrayList mContactList,布尔星号){
ContentResolver cr=context.getContentResolver();
游标cur=null;
如果(带星号==真){
cur=cr.query(ContactsContract.Contacts.CONTENT\u URI,null,
“带星号=?”,新字符串[]{“1”},null);
}否则{
cur=cr.query(ContactsContract.Contacts.CONTENT\u URI,null,null,
空,空);
}
如果(cur.getCount()>0){
while(cur.moveToNext()){
ContactInfo项目=新建ContactInfo();
字符串id=cur.getString(cur
.getColumnIndex(Contacts contract.Contacts._ID));
字符串名称=cur
.getString(cur)
.getColumnIndex(Contacts contract.Contacts.DISPLAY_NAME));
//uriphoto=PhoneUtils.getPhotoUriFromID(上下文,id);
String starredValue=cur.getString(cur
.getColumnIndex(Contacts.Contacts.started));
布尔值isFav=false;
如果(星号值等于(“1”))
isFav=真;
if(整数
.parseInt(cur.getString(cur
.getColumnIndex(Contacts contract.Contacts.HAS_PHONE_NUMBER))>0){
游标pCur=cr.query(

ContactsContract.CommonDataTypes.Phone.CONTENT\u URI, 无效的
Contacts contract.CommonDataTypes.Phone.CONTACT\u ID +“=?”,新字符串[]{id},null); while(pCur.moveToNext()){ 字符串phoneNo=pCur .getString(pCur)
.getColumnIndex(ContactsContract.CommonDataTypes.Phone.NUMBER)); item.addPhone(从PhoneNumber(phoneNo)中删除字符); } pCur.close(); //如果(照片!=null){ // //item.setPhoto(photo.toString()); // } item.setName(名称); item.setFavorite(isFav); 项目1.2(假); mContactList.add(项目); } } cur.close(); } }
当我在1000个联系人上运行此代码时,加载大约需要40秒 当我删除为同一1000个联系人加载多个电话的部分时,大约需要1.5秒

有谁能告诉我,是否有一种有效的方法可以加载联系人电话,而不让用户一直等待。

试试这个:

private Cursor getContacts() {
    // Run query
    Uri uri = ContactsContract.Contacts.CONTENT_URI;
    String[] projection = new String[] { ContactsContract.Contacts._ID,
        ContactsContract.Contacts.DISPLAY_NAME, ContactsContract.Contacts.PHOTO_URI, ContactsContract.Contacts.PHOTO_THUMBNAIL_URI, ContactsContract.CommonDataKinds.Phone.CONTENT_URI }; // put the items u need here
    String selection = ContactsContract.Contacts.IN_VISIBLE_GROUP + " = '"
        + ("1") + "'";
    String[] selectionArgs = null;
    String sortOrder = ContactsContract.Contacts.DISPLAY_NAME
        + " COLLATE LOCALIZED ASC";
    return getContentResolver().query(uri, projection, selection, selectionArgs,
        sortOrder);
  }

ContactsContact.CommonDataTypes.Phone.CONTENT\u URI不是ContactsContacts.Contacts.CONTENT\u URI中的字段,这是make illegalargumentexception(无效列内容)