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package eu.siacs.conversations.ui.adapter;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import android.content.Context;
import android.widget.ArrayAdapter;
import android.widget.Filter;
public class KnownHostsAdapter extends ArrayAdapter<String> {
private ArrayList<String> domains;
private Filter domainFilter = new Filter() {
@Override
protected FilterResults performFiltering(CharSequence constraint) {
if (constraint != null) {
ArrayList<String> suggestions = new ArrayList<String>();
final String[] split = constraint.toString().split("@");
if (split.length == 1) {
for (String domain : domains) {
suggestions.add(split[0].toLowerCase(Locale
.getDefault()) + "@" + domain);
}
} else if (split.length == 2) {
for (String domain : domains) {
if (domain.contentEquals(split[1])) {
suggestions.clear();
break;
} else if (domain.contains(split[1])) {
suggestions.add(split[0].toLowerCase(Locale
.getDefault()) + "@" + domain);
}
}
} else {
return new FilterResults();
}
FilterResults filterResults = new FilterResults();
filterResults.values = suggestions;
filterResults.count = suggestions.size();
return filterResults;
} else {
return new FilterResults();
}
}
@Override
protected void publishResults(CharSequence constraint,
FilterResults results) {
ArrayList<String> filteredList = (ArrayList<String>) results.values;
if (results != null && results.count > 0) {
clear();
for (String c : filteredList) {
add(c);
}
notifyDataSetChanged();
}
}
};
public KnownHostsAdapter(Context context, int viewResourceId,
List<String> mKnownHosts) {
super(context, viewResourceId, mKnownHosts);
domains = new ArrayList<String>(mKnownHosts.size());
for (String domain : mKnownHosts) {
domains.add(new String(domain));
}
}
@Override
public Filter getFilter() {
return domainFilter;
}
}
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