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