Convert five AsyncTasks to Kotlin. https://redmine.stoutner.com/issues/931

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

diff --git a/app/src/main/java/com/stoutner/privacybrowser/asynctasks/GetHostIpAddresses.java b/app/src/main/java/com/stoutner/privacybrowser/asynctasks/GetHostIpAddresses.java
deleted file mode 100644 (file)
index c3e30c6..0000000
--- a/app/src/main/java/com/stoutner/privacybrowser/asynctasks/GetHostIpAddresses.java
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * Copyright © 2019,2021-2022 Soren Stoutner <soren@stoutner.com>.
- *
- * This file is part of Privacy Browser Android <https://www.stoutner.com/privacy-browser-android>.
- *
- * Privacy Browser Android 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 Android 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 Android.  If not, see <http://www.gnu.org/licenses/>.
- */
-
-package com.stoutner.privacybrowser.asynctasks;
-
-import android.app.Activity;
-import android.os.AsyncTask;
-
-import androidx.fragment.app.FragmentManager;
-
-import com.stoutner.privacybrowser.helpers.CheckPinnedMismatchHelper;
-import com.stoutner.privacybrowser.views.NestedScrollWebView;
-
-import java.lang.ref.WeakReference;
-import java.net.InetAddress;
-import java.net.UnknownHostException;
-
-// This must run asynchronously because it involves a network request.  `String` declares the parameters.  `Void` does not declare progress units.  `String` contains the results.
-public class GetHostIpAddresses extends AsyncTask<String, Void, String> {
-    // The weak references are used to determine if the activity have disappeared while the AsyncTask is running.
-    private final WeakReference<Activity> activityWeakReference;
-    private final WeakReference<FragmentManager> fragmentManagerWeakReference;
-    private final WeakReference<NestedScrollWebView> nestedScrollWebViewWeakReference;
-
-    public GetHostIpAddresses(Activity activity, FragmentManager fragmentManager, NestedScrollWebView nestedScrollWebView) {
-        // Populate the weak references.
-        activityWeakReference = new WeakReference<>(activity);
-        fragmentManagerWeakReference = new WeakReference<>(fragmentManager);
-        nestedScrollWebViewWeakReference = new WeakReference<>(nestedScrollWebView);
-    }
-
-    @Override
-    protected String doInBackground(String... domainName) {
-        // Get a handles for the weak references.
-        Activity activity = activityWeakReference.get();
-        FragmentManager fragmentManager = fragmentManagerWeakReference.get();
-        NestedScrollWebView nestedScrollWebView = nestedScrollWebViewWeakReference.get();
-
-        // Abort if the activity or its components are gone.
-        if ((activity == null) || activity.isFinishing() || fragmentManager == null || nestedScrollWebView == null) {
-            // Return an empty spannable string builder.
-            return "";
-        }
-
-        // Initialize an IP address string builder.
-        StringBuilder ipAddresses = new StringBuilder();
-
-        // Get an array with the IP addresses for the host.
-        try {
-            // Get an array with all the IP addresses for the domain.
-            InetAddress[] inetAddressesArray = InetAddress.getAllByName(domainName[0]);
-
-            // Add each IP address to the string builder.
-            for (InetAddress inetAddress : inetAddressesArray) {
-                // Add a line break to the string builder if this is not the first IP address.
-                if (ipAddresses.length() > 0) {
-                    ipAddresses.append("\n");
-                }
-
-                // Add the IP address to the string builder.
-                ipAddresses.append(inetAddress.getHostAddress());
-            }
-        } catch (UnknownHostException exception) {
-            // Do nothing.
-        }
-
-        // Return the string.
-        return ipAddresses.toString();
-    }
-
-    // `onPostExecute()` operates on the UI thread.
-    @Override
-    protected void onPostExecute(String ipAddresses) {
-        // Get a handle for the activity and the nested scroll WebView.
-        Activity activity = activityWeakReference.get();
-        FragmentManager fragmentManager = fragmentManagerWeakReference.get();
-        NestedScrollWebView nestedScrollWebView = nestedScrollWebViewWeakReference.get();
-
-        // Abort if the activity or its components are gone.
-        if ((activity == null) || activity.isFinishing() || fragmentManager == null || nestedScrollWebView == null) {
-            return;
-        }
-
-        // Store the IP addresses.
-        nestedScrollWebView.setCurrentIpAddresses(ipAddresses);
-
-        // Checked for pinned mismatches if there is pinned information and it is not ignored.
-        if ((nestedScrollWebView.hasPinnedSslCertificate() || !nestedScrollWebView.getPinnedIpAddresses().equals("")) && !nestedScrollWebView.getIgnorePinnedDomainInformation()) {
-            CheckPinnedMismatchHelper.checkPinnedMismatch(activity, fragmentManager, nestedScrollWebView);
-        }
-    }
-}
\ No newline at end of file