Convert LogcatActivity to Kotlin. https://redmine.stoutner.com/issues/770

[PrivacyBrowserAndroid.git] / app / src / main / java / com / stoutner / privacybrowser / asynctasks / GetLogcat.java

diff --git a/app/src/main/java/com/stoutner/privacybrowser/asynctasks/GetLogcat.java b/app/src/main/java/com/stoutner/privacybrowser/asynctasks/GetLogcat.java
deleted file mode 100644 (file)
index 8abd75a..0000000
--- a/app/src/main/java/com/stoutner/privacybrowser/asynctasks/GetLogcat.java
+++ /dev/null
@@ -1,121 +0,0 @@
-/*
- * Copyright © 2020-2021 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
- *
- * Privacy Browser is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Privacy Browser is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with Privacy Browser.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.asynctasks;
-
-import android.app.Activity;
-import android.os.AsyncTask;
-import android.widget.ScrollView;
-import android.widget.TextView;
-
-import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
-
-import com.stoutner.privacybrowser.R;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.lang.ref.WeakReference;
-
-// `Void` does not declare any parameters.  `Void` does not declare progress units.  `String` contains the results.
-public class GetLogcat extends AsyncTask<Void, Void, String> {
-    // Define the class variables.
-    private final WeakReference<Activity> activityWeakReference;
-    private final int scrollViewYPositionInt;
-
-    // The public constructor.
-    public GetLogcat(Activity activity, int scrollViewYPositionInt) {
-        // Populate the weak reference to the calling activity.
-        activityWeakReference = new WeakReference<>(activity);
-
-        // Store the scrollview Y position.
-        this.scrollViewYPositionInt = scrollViewYPositionInt;
-    }
-
-    @Override
-    protected String doInBackground(Void... parameters) {
-        // Get a handle for the activity.
-        Activity activity = activityWeakReference.get();
-
-        // Abort if the activity is gone.
-        if ((activity == null) || activity.isFinishing()) {
-            return "";
-        }
-
-        // Create a log string builder.
-        StringBuilder logStringBuilder = new StringBuilder();
-
-        try {
-            // Get the logcat.  `-b all` gets all the buffers (instead of just crash, main, and system).  `-v long` produces more complete information.  `-d` dumps the logcat and exits.
-            Process process = Runtime.getRuntime().exec("logcat -b all -v long -d");
-
-            // Wrap the logcat in a buffered reader.
-            BufferedReader logBufferedReader = new BufferedReader(new InputStreamReader(process.getInputStream()));
-
-            // Create a log transfer string.
-            String logTransferString;
-
-            // Use the log transfer string to copy the logcat from the buffered reader to the string builder.
-            while ((logTransferString = logBufferedReader.readLine()) != null) {
-                // Append a line.
-                logStringBuilder.append(logTransferString);
-
-                // Append a line break.
-                logStringBuilder.append("\n");
-            }
-
-            // Close the buffered reader.
-            logBufferedReader.close();
-        } catch (IOException exception) {
-            // Do nothing.
-        }
-
-        // Return the logcat.
-        return logStringBuilder.toString();
-    }
-
-    // `onPostExecute()` operates on the UI thread.
-    @Override
-    protected void onPostExecute(String logcatString) {
-        // Get a handle for the activity.
-        Activity activity = activityWeakReference.get();
-
-        // Abort if the activity is gone.
-        if ((activity == null) || activity.isFinishing()) {
-            return;
-        }
-
-        // Get handles for the views.
-        TextView logcatTextView = activity.findViewById(R.id.logcat_textview);
-        SwipeRefreshLayout swipeRefreshLayout = activity.findViewById(R.id.logcat_swiperefreshlayout);
-        ScrollView scrollView = activity.findViewById(R.id.logcat_scrollview);
-
-        // Display the logcat.
-        logcatTextView.setText(logcatString);
-
-        // Update the scroll position after the text is populated.
-        logcatTextView.post(() -> {
-            // Set the scroll position.
-            scrollView.setScrollY(scrollViewYPositionInt);
-        });
-
-        // Stop the swipe to refresh animation if it is displayed.
-        swipeRefreshLayout.setRefreshing(false);
-    }
-}
\ No newline at end of file