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package de.thedevstack.android.logcat.tasks;
import android.os.AsyncTask;
import de.thedevstack.conversationsplus.utils.Logging;
import android.widget.ArrayAdapter;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
import de.thedevstack.conversationsplus.utils.StreamUtil;
/**
* Created by tzur on 20.11.2015.
*/
public class ReadLogCatAsyncTask extends AsyncTask<Void, Void, String[]> {
private final ArrayAdapter<String> arrayAdapter;
private static final String[] LOG_CAT_CMD = { "logcat", "-d", "-v", "time"};
private static final String[] WHITE_LIST = { "thedevstack.", "E/", "W/" };
private static final String[] BLACK_LIST = { "D/TextLayoutCache" };
public ReadLogCatAsyncTask(ArrayAdapter<String> arrayAdapter) {
this.arrayAdapter = arrayAdapter;
}
@Override
protected String[] doInBackground(Void... params) {
ArrayList<String> logCatOutput = new ArrayList<>();
BufferedReader bufferedReader = null;
try {
Process process = Runtime.getRuntime().exec(ReadLogCatAsyncTask.LOG_CAT_CMD);
bufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));
String line = "";
while ((line = bufferedReader.readLine()) != null) {
logCatOutput.add(line);
}
bufferedReader.close();
} catch (IOException e) {
Logging.e("ReadLogCat", "error while retrieving information from logcat: " + e.getMessage(), e);
} finally {
StreamUtil.close(bufferedReader);
}
logCatOutput.trimToSize();
return logCatOutput.toArray(new String[0]);
}
@Override
protected void onPostExecute(String[] items) {
this.arrayAdapter.clear();
if (null != items && items.length > 0) {
for (String item : items) {
if (!filter(item)) {
this.arrayAdapter.add(item);
}
}
}
}
protected boolean filter(String item) {
for (String whiteListed : ReadLogCatAsyncTask.WHITE_LIST) {
if (item.contains(whiteListed)) {
return false;
}
}
return true;
}
}
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