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package eu.deki.paste;
import java.io.IOException;
import android.os.AsyncTask;
import android.content.Context;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.util.Log;
import android.text.ClipboardManager;
public abstract class PasteTask extends AsyncTask<String, Void, String>
{
private String errorMessage = "Fail";
protected Context parentActivity = null;
public PasteTask(Context parent)
{
super();
parentActivity = parent;
}
@Override
protected String doInBackground(String... params)
{
String title, content, expiration, result;
if(params.length != 3)
return null;
title = params[0];
content = params[1];
expiration = params[2];
if(content.length() == 0)
{
errorMessage = parentActivity.getResources().getString(R.string.contentTooShort);
cancel(false);
return null;
}
try
{
result = paste(title, content, expiration);
if(result == null)
cancel(false);
}
catch(IOException ex)
{
cancel(false);
errorMessage = ex.getLocalizedMessage();
result = errorMessage;
Log.e("PasteIt", "doInBackground", ex);
}
return result;
}
private void copyToClipboard(String url)
{
ClipboardManager clipboard = (ClipboardManager) parentActivity.getSystemService(Context.CLIPBOARD_SERVICE);
clipboard.setText(url);
}
@Override
protected void onPostExecute(String result)
{
copyToClipboard(result);
AlertDialog.Builder builder = new AlertDialog.Builder(parentActivity);
String message = String.format(parentActivity.getResources().getString(R.string.pasteSuccessMessage), result);
builder.setMessage(message);
builder.setTitle(R.string.pasteSuccessTitle);
builder.setPositiveButton("OK", null);
builder.create().show();
}
@Override
protected void onCancelled()
{
AlertDialog.Builder builder = new AlertDialog.Builder(parentActivity);
String message = String.format(parentActivity.getResources().getString(R.string.pasteFailMessage), errorMessage);
builder.setMessage(message);
builder.setTitle(R.string.pasteFailTitle);
builder.setPositiveButton("OK", null);
builder.create().show();
}
public String[] getExpirationTimes()
{
int[] expiration_ids = getExpirationIds();
String[] exp = new String[expiration_ids.length];
for(int i=0; i<expiration_ids.length; i++)
exp[i] = parentActivity.getString(expiration_ids[i]);
return exp;
}
protected abstract int[] getExpirationIds();
protected abstract String paste(String title, String content, String expiration) throws IOException;
}
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