Android 如何在域适配器中过滤数据？_Android_Realm

Android 如何在域适配器中过滤数据？

android

Android 如何在域适配器中过滤数据？,android,realm,Android,Realm,我在过滤领域适配器中的数据时面临问题。我正在创建searchview，通过过滤域适配器中的数据来搜索数据我的searchview实现代码是 @Override public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { inflater.inflate(R.menu.main_menu, menu); final MenuItem item = menu.findItem

我在过滤领域适配器中的数据时面临问题。我正在创建searchview，通过过滤域适配器中的数据来搜索数据

我的searchview实现代码是

  @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.main_menu, menu);

        final MenuItem item = menu.findItem(R.id.action_search);
        final SearchView searchView = (SearchView) MenuItemCompat.getActionView(item);
        Log.e("Filter ","Filtering");
        searchView.setOnQueryTextListener(this);

        MenuItemCompat.setOnActionExpandListener(item,
                new MenuItemCompat.OnActionExpandListener() {
                    @Override
                    public boolean onMenuItemActionCollapse(MenuItem item) {
// Do something when collapsed
                        adapter.setFilter(realmPhonecallList);

                        Log.e("Filter 1","Filtering");
                        return true; // Return true to collapse action view
                    }

                    @Override
                    public boolean onMenuItemActionExpand(MenuItem item) {
// Do something when expanded
                        return true; // Return true to expand action view
                    }
                });
    }



    @Override
    public boolean onQueryTextSubmit(String newText) {

        return true;
    }

    @Override
    public boolean onQueryTextChange(String newText) {
        final List<RealmPhoneCallLogs> filteredModelList = filter(realmPhonecallList, newText);
        Log.e("Filter 2","Filtering" + newText);
        adapter.setFilter(filteredModelList);
        Log.e("Filter 3","Filtering" + filteredModelList);
        return true;
    }

    private List<RealmPhoneCallLogs> filter(List<RealmPhoneCallLogs> models, String query) {
        query = query.toLowerCase();

        final List<RealmPhoneCallLogs> filteredModelList = new ArrayList<>();
        for (RealmPhoneCallLogs model : models) {
            final String text = model.getNumber().toLowerCase();
            if (text.contains(query)) {
                filteredModelList.add(model);
            }
        }
        Log.e("Filter 4","Filtering" + filteredModelList);
        return filteredModelList;
    }

private class MyNamesAdapter extends RealmBaseAdapter<RealmPhoneCallLogs> {

    List<RealmPhoneCallLogs> filter;

    public MyNamesAdapter(OrderedRealmCollection<RealmPhoneCallLogs> data) {
        super(data);
        this.filter = data;
    }

    public class ViewHolder {
        TextView number;
        TextView callType;
        TextView startTime;
        TextView contactName;
        TextView callDuration;
        TextView fileSize;
        ImageView contactPhoto;
        ImageView callSymbol;
    }


    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        final RealmPhoneCallLogs realmPhoneCallLogs = getItem(position);
        ViewHolder viewHolder;
        if (convertView == null) {
            viewHolder = new ViewHolder();
            LayoutInflater inflater = LayoutInflater.from(getContext());
            convertView = inflater.inflate(R.layout.calllog_layout, parent, false);
            viewHolder.number = (TextView) convertView.findViewById(R.id.missedNumber);
            viewHolder.startTime = (TextView) convertView.findViewById(R.id.missedStartTime);
            viewHolder.contactName = (TextView) convertView.findViewById(R.id.missedContactName);
            viewHolder.callDuration = (TextView) convertView.findViewById(R.id.missedCallDuration);
            viewHolder.fileSize = (TextView) convertView.findViewById(R.id.missedFileSize);
            viewHolder.contactPhoto = (ImageView) convertView.findViewById(R.id.missedImage);
            viewHolder.callSymbol = (ImageView) convertView.findViewById(R.id.callSymbol);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (ViewHolder) convertView.getTag();
        }

        if (adapterData != null) {
            viewHolder.number.setText(realmPhoneCallLogs.getNumber());
            viewHolder.contactName.setText(getContactName(realmPhoneCallLogs.getNumber()));
            viewHolder.callDuration.setText(getTime(realmPhoneCallLogs.getCallDuration()));
            viewHolder.startTime.setText(realmPhoneCallLogs.getStartTime());
            viewHolder.contactPhoto.setImageBitmap(getContactsImage(realmPhoneCallLogs.getNumber()));
            String path = new String(Environment.getExternalStorageDirectory() + "/NewCallLogs/" + realmPhoneCallLogs.getCallRecords());
            File file = new File(path);
            String size;

            long filesize = file.length();
            long fileSizeInKB = filesize / 1024;
            long fileSizeInMB = fileSizeInKB / 1024;
            if(fileSizeInKB >=1024){
                 size= fileSizeInMB + " Mb";
            }else {
                 size = fileSizeInKB + " Kb";
            }
            if(!size.isEmpty()){
                viewHolder.fileSize.setText(size);
            }else{
                viewHolder.fileSize.setText(0);
            }



            if (realmPhoneCallLogs.getCallType().equals("I")) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_received);
            } else if (realmPhoneCallLogs.getCallType().equals("O")) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_made);
            } else if (realmPhoneCallLogs.getCallStatus().equals("UA")) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_missed);
            }

            return convertView;
        }
        return convertView;
    }

    public void setFilter( List<RealmPhoneCallLogs> filtedData) {
        filter = new ArrayList<>();
        filter.addAll(filtedData);
        notifyDataSetChanged();
    }
}

@覆盖
创建选项菜单（菜单菜单，菜单充气机）{
充气机。充气（右菜单。主菜单，菜单）；
final MenuItem=menu.findItem（R.id.action\u search）；
最终搜索视图SearchView=（SearchView）MenuItemCompat.getActionView（项）；
Log.e（“过滤器”、“过滤”）；
setOnQueryTextListener（这个）；
MenuItemCompat.setOnActionExpandListener（项，
新MenuItemCompat.OnActionExpandListener（）函数{
@凌驾
公共布尔值onMenuItemActionCollapse（MenuItem项）{
//崩溃时做点什么
adapter.setFilter（realmPhonecallList）；
Log.e（“过滤器1”、“过滤”）；
return true；//将true返回到折叠操作视图
}
@凌驾
公共布尔值onMenuItemActionExpand（MenuItem项）{
//扩展时做某事
return true；//返回true以展开操作视图
}
});
}
@凌驾
公共布尔值onQueryTextSubmit（字符串newText）{
返回true；
}
@凌驾
公共布尔onQueryTextChange（字符串newText）{
final List filteredModelList=过滤器（realmPhonecallList，newText）；
Log.e（“过滤2”，“过滤”+newText）；
adapter.setFilter（filteredModelList）；
Log.e（“过滤器3”、“过滤”+filteredModelList）；
返回true；
}
私有列表筛选器（列表模型、字符串查询）{
query=query.toLowerCase（）；
final List filteredModelList=new ArrayList（）；
对于（RealmPhoneCallLogs模型：模型）{
最终字符串文本=model.getNumber（）.toLowerCase（）；
if（text.contains（查询））{
filteredModelList.add（model）；
}
}
Log.e（“过滤器4”、“过滤”+filteredModelList）；
返回filteredModelList；
}

我的领域适配器实现是

  @Override
    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
        inflater.inflate(R.menu.main_menu, menu);

        final MenuItem item = menu.findItem(R.id.action_search);
        final SearchView searchView = (SearchView) MenuItemCompat.getActionView(item);
        Log.e("Filter ","Filtering");
        searchView.setOnQueryTextListener(this);

        MenuItemCompat.setOnActionExpandListener(item,
                new MenuItemCompat.OnActionExpandListener() {
                    @Override
                    public boolean onMenuItemActionCollapse(MenuItem item) {
// Do something when collapsed
                        adapter.setFilter(realmPhonecallList);

                        Log.e("Filter 1","Filtering");
                        return true; // Return true to collapse action view
                    }

                    @Override
                    public boolean onMenuItemActionExpand(MenuItem item) {
// Do something when expanded
                        return true; // Return true to expand action view
                    }
                });
    }



    @Override
    public boolean onQueryTextSubmit(String newText) {

        return true;
    }

    @Override
    public boolean onQueryTextChange(String newText) {
        final List<RealmPhoneCallLogs> filteredModelList = filter(realmPhonecallList, newText);
        Log.e("Filter 2","Filtering" + newText);
        adapter.setFilter(filteredModelList);
        Log.e("Filter 3","Filtering" + filteredModelList);
        return true;
    }

    private List<RealmPhoneCallLogs> filter(List<RealmPhoneCallLogs> models, String query) {
        query = query.toLowerCase();

        final List<RealmPhoneCallLogs> filteredModelList = new ArrayList<>();
        for (RealmPhoneCallLogs model : models) {
            final String text = model.getNumber().toLowerCase();
            if (text.contains(query)) {
                filteredModelList.add(model);
            }
        }
        Log.e("Filter 4","Filtering" + filteredModelList);
        return filteredModelList;
    }

private class MyNamesAdapter extends RealmBaseAdapter<RealmPhoneCallLogs> {

    List<RealmPhoneCallLogs> filter;

    public MyNamesAdapter(OrderedRealmCollection<RealmPhoneCallLogs> data) {
        super(data);
        this.filter = data;
    }

    public class ViewHolder {
        TextView number;
        TextView callType;
        TextView startTime;
        TextView contactName;
        TextView callDuration;
        TextView fileSize;
        ImageView contactPhoto;
        ImageView callSymbol;
    }


    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        final RealmPhoneCallLogs realmPhoneCallLogs = getItem(position);
        ViewHolder viewHolder;
        if (convertView == null) {
            viewHolder = new ViewHolder();
            LayoutInflater inflater = LayoutInflater.from(getContext());
            convertView = inflater.inflate(R.layout.calllog_layout, parent, false);
            viewHolder.number = (TextView) convertView.findViewById(R.id.missedNumber);
            viewHolder.startTime = (TextView) convertView.findViewById(R.id.missedStartTime);
            viewHolder.contactName = (TextView) convertView.findViewById(R.id.missedContactName);
            viewHolder.callDuration = (TextView) convertView.findViewById(R.id.missedCallDuration);
            viewHolder.fileSize = (TextView) convertView.findViewById(R.id.missedFileSize);
            viewHolder.contactPhoto = (ImageView) convertView.findViewById(R.id.missedImage);
            viewHolder.callSymbol = (ImageView) convertView.findViewById(R.id.callSymbol);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (ViewHolder) convertView.getTag();
        }

        if (adapterData != null) {
            viewHolder.number.setText(realmPhoneCallLogs.getNumber());
            viewHolder.contactName.setText(getContactName(realmPhoneCallLogs.getNumber()));
            viewHolder.callDuration.setText(getTime(realmPhoneCallLogs.getCallDuration()));
            viewHolder.startTime.setText(realmPhoneCallLogs.getStartTime());
            viewHolder.contactPhoto.setImageBitmap(getContactsImage(realmPhoneCallLogs.getNumber()));
            String path = new String(Environment.getExternalStorageDirectory() + "/NewCallLogs/" + realmPhoneCallLogs.getCallRecords());
            File file = new File(path);
            String size;

            long filesize = file.length();
            long fileSizeInKB = filesize / 1024;
            long fileSizeInMB = fileSizeInKB / 1024;
            if(fileSizeInKB >=1024){
                 size= fileSizeInMB + " Mb";
            }else {
                 size = fileSizeInKB + " Kb";
            }
            if(!size.isEmpty()){
                viewHolder.fileSize.setText(size);
            }else{
                viewHolder.fileSize.setText(0);
            }



            if (realmPhoneCallLogs.getCallType().equals("I")) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_received);
            } else if (realmPhoneCallLogs.getCallType().equals("O")) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_made);
            } else if (realmPhoneCallLogs.getCallStatus().equals("UA")) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_missed);
            }

            return convertView;
        }
        return convertView;
    }

    public void setFilter( List<RealmPhoneCallLogs> filtedData) {
        filter = new ArrayList<>();
        filter.addAll(filtedData);
        notifyDataSetChanged();
    }
}

私有类MyNameAdapter扩展RealmBaseAdapter{
列表过滤器；
公共MyNameAdapter（OrderedRealmCollection数据）{
超级（数据）；
this.filter=数据；
}
公共类视图持有者{
文本视图编号；
文本视图调用类型；
文本视图开始时间；
TextView联系人姓名；
文本视图调用持续时间；
文本视图文件大小；
ImageView联系人照片；
图像视图调用符号；
}
@凌驾
公共视图getView（int位置、视图转换视图、视图组父视图）{
最终RealmPhoneCallLogs RealmPhoneCallLogs=getItem（位置）；
持票人持票人；
if（convertView==null）{
viewHolder=新的viewHolder（）；
LayoutInflater充气器=LayoutInflater.from（getContext（））；
convertView=充气机。充气（R.layout.calllog\u布局，父级，false）；
viewHolder.number=（TextView）convertView.findViewById（R.id.missdNumber）；
viewHolder.startTime=（TextView）convertView.findViewById（R.id.missedStartTime）；
viewHolder.contactName=（TextView）convertView.findViewById（R.id.missedContactName）；
viewHolder.callDuration=（TextView）convertView.findViewById（R.id.missedCallDuration）；
viewHolder.fileSize=（TextView）convertView.findViewById（R.id.missedFileSize）；
viewHolder.contactPhoto=（ImageView）convertView.findViewById（R.id.missedImage）；
viewHolder.callSymbol=（ImageView）convertView.findViewById（R.id.callSymbol）；
convertView.setTag（viewHolder）；
}否则{
viewHolder=（viewHolder）convertView.getTag（）；
}
如果（adapterData！=null）{
viewHolder.number.setText（realmPhoneCallLogs.getNumber（））；
viewHolder.contactName.setText（getContactName（realmPhoneCallLogs.getNumber（））；
viewHolder.callDuration.setText（getTime（realmPhoneCallLogs.getCallDuration（））；
viewHolder.startTime.setText（realmPhoneCallLogs.getStartTime（））；
viewHolder.contactPhoto.setImageBitmap（getContactsImage（realmPhoneCallLogs.getNumber（））；
字符串路径=新字符串（Environment.getExternalStorageDirectory（）+“/NewCallLogs/”+realmPhoneCallLogs.getCallRecords（））；
文件=新文件（路径）；
字符串大小；
long filesize=file.length（）；
long fileSizeInKB=filesize/1024；
long fileSizeInMB=fileSizeInKB/1024；
如果（fileSizeInKB>=1024）{
大小=fileSizeInMB+“Mb”；
}否则{
大小=fileSizeInKB+“Kb”；
}
如果（！size.isEmpty（））{
viewHolder.fileSize.setText（大小）；
}否则{
viewHolder.fileSize.setText（0）；
}
if（realmPhoneCallLogs.getCallType（）.equals（“I”））{
viewHolder.callSymbol.setImageResource（R.mipmap.call_已接收）；
}else if（realmPhoneCallLogs.getCallType（）.equals（“O”））{
viewHolder.callSymbol.setImageResource（R.mipmap.call_制作）；
}else if（realmPhoneCallLogs.getCallStatus（）.equals（“UA”））{
viewHolder.callSymbol.setImageResource（R.mipmap.call_missed）；
}
返回视图；
}
返回视图；
}
公共void setFilter（列表filtedData）{
过滤器=新的ArrayList（）；
filter.addAll（filtedData）；
notifyDataSetChanged（）；
}
}

请帮助我如何过滤领域中的数据。

下面是一个可过滤的回收视图的示例，其中包含领域：

以下是问题线索：

然后就像在

private class MyNamesAdapter
        extends RealmBaseAdapter<RealmPhoneCallLogs> 
        implements Filterable {
    public MyNamesAdapter(OrderedRealmCollection<RealmPhoneCallLogs> data) {
        super(data);
    }

    public class ViewHolder {
        TextView number;
        TextView callType;
        TextView startTime;
        TextView contactName;
        TextView callDuration;
        TextView fileSize;
        ImageView contactPhoto;
        ImageView callSymbol;
    }


    @Override
    public View getView(int position, View convertView, ViewGroup parent) {
        final RealmPhoneCallLogs realmPhoneCallLogs = getItem(position);
        ViewHolder viewHolder;
        if(convertView == null) {
            viewHolder = new ViewHolder();
            LayoutInflater inflater = LayoutInflater.from(getContext());
            convertView = inflater.inflate(R.layout.calllog_layout, parent, false);
            viewHolder.number = (TextView) convertView.findViewById(R.id.missedNumber);
            viewHolder.startTime = (TextView) convertView.findViewById(R.id.missedStartTime);
            viewHolder.contactName = (TextView) convertView.findViewById(R.id.missedContactName);
            viewHolder.callDuration = (TextView) convertView.findViewById(R.id.missedCallDuration);
            viewHolder.fileSize = (TextView) convertView.findViewById(R.id.missedFileSize);
            viewHolder.contactPhoto = (ImageView) convertView.findViewById(R.id.missedImage);
            viewHolder.callSymbol = (ImageView) convertView.findViewById(R.id.callSymbol);
            convertView.setTag(viewHolder);
        } else {
            viewHolder = (ViewHolder) convertView.getTag();
        }

        if(adapterData != null) {
            viewHolder.number.setText(realmPhoneCallLogs.getNumber());
            viewHolder.contactName.setText(getContactName(realmPhoneCallLogs.getNumber()));
            viewHolder.callDuration.setText(getTime(realmPhoneCallLogs.getCallDuration()));
            viewHolder.startTime.setText(realmPhoneCallLogs.getStartTime());
            viewHolder.contactPhoto.setImageBitmap(getContactsImage(realmPhoneCallLogs.getNumber()));
            String path = new String(Environment.getExternalStorageDirectory() + "/NewCallLogs/" + realmPhoneCallLogs
                    .getCallRecords());
            File file = new File(path);
            String size;

            long filesize = file.length();
            long fileSizeInKB = filesize / 1024;
            long fileSizeInMB = fileSizeInKB / 1024;
            if(fileSizeInKB >= 1024) {
                size = fileSizeInMB + " Mb";
            } else {
                size = fileSizeInKB + " Kb";
            }
            if(!size.isEmpty()) {
                viewHolder.fileSize.setText(size);
            } else {
                viewHolder.fileSize.setText(0);
            }

            if("I".equals(realmPhoneCallLogs.getCallType())) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_received);
            } else if("O".equals(realmPhoneCallLogs.getCallType())) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_made);
            } else if("UA".equals(realmPhoneCallLogs.getCallStatus())) {
                viewHolder.callSymbol.setImageResource(R.mipmap.call_missed);
            }

            return convertView;
        }
        return convertView;
    }

// filtering
    public void filterResults(String text) {
        text = text == null ? null : text.toLowerCase().trim();
        if(text == null || "".equals(text)) {
            updateData(realm.where(RealmPhoneCallLogs.class).findAllSorted("id");
        } else {
            updateData(realm.where(RealmPhoneCallLogs.class)
                                .contains("number", text, Case.INSENSITIVE)
                                .findAllSorted("id")); 
        }
    }

    public Filter getFilter() {
        return new MyNamesFilter(this);
    }

    private class MyNamesFilter
            extends Filter {
        private final MyNamesAdapter adapter;

        private MyNamesFilter(MyNamesAdapter adapter) {
            super();
            this.adapter = adapter;
        }

        @Override
        protected FilterResults performFiltering(CharSequence constraint) {
            return new FilterResults();
        }

        @Override
        protected void publishResults(CharSequence constraint, FilterResults results) {
            adapter.filterResults(constraint.toString());
        }
    }
}