214 lines
6.6 KiB
Java
214 lines
6.6 KiB
Java
package eu.siacs.conversations.ui.adapter;
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import android.content.Context;
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import android.content.SharedPreferences;
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import android.content.res.Resources;
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import android.databinding.DataBindingUtil;
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import android.graphics.Bitmap;
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import android.graphics.drawable.BitmapDrawable;
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import android.graphics.drawable.Drawable;
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import android.os.AsyncTask;
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import android.preference.PreferenceManager;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.ImageView;
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import android.widget.TextView;
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import com.wefika.flowlayout.FlowLayout;
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import java.lang.ref.WeakReference;
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import java.util.List;
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import java.util.concurrent.RejectedExecutionException;
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import eu.siacs.conversations.R;
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import eu.siacs.conversations.databinding.ContactBinding;
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import eu.siacs.conversations.entities.ListItem;
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import eu.siacs.conversations.ui.SettingsActivity;
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import eu.siacs.conversations.ui.XmppActivity;
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import eu.siacs.conversations.utils.EmojiWrapper;
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import eu.siacs.conversations.utils.UIHelper;
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public class ListItemAdapter extends ArrayAdapter<ListItem> {
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protected XmppActivity activity;
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protected boolean showDynamicTags = false;
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private OnTagClickedListener mOnTagClickedListener = null;
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private View.OnClickListener onTagTvClick = new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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if (view instanceof TextView && mOnTagClickedListener != null) {
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TextView tv = (TextView) view;
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final String tag = tv.getText().toString();
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mOnTagClickedListener.onTagClicked(tag);
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}
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}
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};
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public ListItemAdapter(XmppActivity activity, List<ListItem> objects) {
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super(activity, 0, objects);
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this.activity = activity;
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}
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public static boolean cancelPotentialWork(ListItem item, ImageView imageView) {
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final BitmapWorkerTask bitmapWorkerTask = getBitmapWorkerTask(imageView);
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if (bitmapWorkerTask != null) {
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final ListItem oldItem = bitmapWorkerTask.item;
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if (oldItem == null || item != oldItem) {
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bitmapWorkerTask.cancel(true);
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} else {
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return false;
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}
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}
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return true;
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}
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private static BitmapWorkerTask getBitmapWorkerTask(ImageView imageView) {
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if (imageView != null) {
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final Drawable drawable = imageView.getDrawable();
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if (drawable instanceof AsyncDrawable) {
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final AsyncDrawable asyncDrawable = (AsyncDrawable) drawable;
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return asyncDrawable.getBitmapWorkerTask();
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}
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}
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return null;
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}
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public void refreshSettings() {
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SharedPreferences preferences = PreferenceManager.getDefaultSharedPreferences(activity);
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this.showDynamicTags = preferences.getBoolean(SettingsActivity.SHOW_DYNAMIC_TAGS, false);
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}
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@Override
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public View getView(int position, View view, ViewGroup parent) {
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LayoutInflater inflater = activity.getLayoutInflater();
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ListItem item = getItem(position);
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ViewHolder viewHolder;
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if (view == null) {
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ContactBinding binding = DataBindingUtil.inflate(inflater,R.layout.contact,parent,false);
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viewHolder = ViewHolder.get(binding);
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view = binding.getRoot();
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} else {
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viewHolder = (ViewHolder) view.getTag();
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}
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List<ListItem.Tag> tags = item.getTags(activity);
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if (tags.size() == 0 || !this.showDynamicTags) {
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viewHolder.tags.setVisibility(View.GONE);
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} else {
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viewHolder.tags.setVisibility(View.VISIBLE);
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viewHolder.tags.removeAllViewsInLayout();
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for (ListItem.Tag tag : tags) {
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TextView tv = (TextView) inflater.inflate(R.layout.list_item_tag, viewHolder.tags, false);
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tv.setText(tag.getName());
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tv.setBackgroundColor(tag.getColor());
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tv.setOnClickListener(this.onTagTvClick);
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viewHolder.tags.addView(tv);
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}
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}
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final String jid = item.getDisplayJid();
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if (jid != null) {
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viewHolder.jid.setVisibility(View.VISIBLE);
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viewHolder.jid.setText(jid);
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} else {
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viewHolder.jid.setVisibility(View.GONE);
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}
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viewHolder.name.setText(EmojiWrapper.transform(item.getDisplayName()));
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loadAvatar(item, viewHolder.avatar);
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return view;
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}
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public void setOnTagClickedListener(OnTagClickedListener listener) {
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this.mOnTagClickedListener = listener;
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}
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public void loadAvatar(ListItem item, ImageView imageView) {
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if (cancelPotentialWork(item, imageView)) {
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final Bitmap bm = activity.avatarService().get(item, activity.getPixel(48), true);
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if (bm != null) {
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cancelPotentialWork(item, imageView);
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imageView.setImageBitmap(bm);
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imageView.setBackgroundColor(0x00000000);
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} else {
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String seed = item.getJid() != null ? item.getJid().toBareJid().toString() : item.getDisplayName();
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imageView.setBackgroundColor(UIHelper.getColorForName(seed));
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imageView.setImageDrawable(null);
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final BitmapWorkerTask task = new BitmapWorkerTask(imageView);
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final AsyncDrawable asyncDrawable = new AsyncDrawable(activity.getResources(), null, task);
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imageView.setImageDrawable(asyncDrawable);
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try {
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task.execute(item);
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} catch (final RejectedExecutionException ignored) {
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}
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}
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}
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}
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public interface OnTagClickedListener {
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void onTagClicked(String tag);
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}
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private static class ViewHolder {
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private TextView name;
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private TextView jid;
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private ImageView avatar;
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private FlowLayout tags;
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private ViewHolder() {
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}
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public static ViewHolder get(ContactBinding binding) {
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ViewHolder viewHolder = new ViewHolder();
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viewHolder.name = binding.contactDisplayName;
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viewHolder.jid = binding.contactJid;
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viewHolder.avatar = binding.contactPhoto;
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viewHolder.tags = binding.tags;
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binding.getRoot().setTag(viewHolder);
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return viewHolder;
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}
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}
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static class AsyncDrawable extends BitmapDrawable {
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private final WeakReference<BitmapWorkerTask> bitmapWorkerTaskReference;
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public AsyncDrawable(Resources res, Bitmap bitmap, BitmapWorkerTask bitmapWorkerTask) {
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super(res, bitmap);
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bitmapWorkerTaskReference = new WeakReference<>(bitmapWorkerTask);
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}
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public BitmapWorkerTask getBitmapWorkerTask() {
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return bitmapWorkerTaskReference.get();
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}
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}
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class BitmapWorkerTask extends AsyncTask<ListItem, Void, Bitmap> {
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private final WeakReference<ImageView> imageViewReference;
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private ListItem item = null;
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public BitmapWorkerTask(ImageView imageView) {
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imageViewReference = new WeakReference<>(imageView);
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}
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@Override
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protected Bitmap doInBackground(ListItem... params) {
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this.item = params[0];
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return activity.avatarService().get(this.item, activity.getPixel(48), isCancelled());
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}
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@Override
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protected void onPostExecute(Bitmap bitmap) {
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if (bitmap != null && !isCancelled()) {
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final ImageView imageView = imageViewReference.get();
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if (imageView != null) {
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imageView.setImageBitmap(bitmap);
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imageView.setBackgroundColor(0x00000000);
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}
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}
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}
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}
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}
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