From f39ab43fc0120b7fa97028d40acd7851de8d4a99 Mon Sep 17 00:00:00 2001
From: Jakob Heher <jakob.heher@iaik.tugraz.at>
Date: Thu, 24 Nov 2022 14:14:37 +0100
Subject: Repository moved to GitHub: https://github.com/a-sit/pdf-over

---
 .../asit/pdfover/gui/utils/UpdateCheckManager.java | 110 ---------------------
 1 file changed, 110 deletions(-)
 delete mode 100644 pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java

(limited to 'pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java')

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java
deleted file mode 100644
index 168f5b18..00000000
--- a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/utils/UpdateCheckManager.java
+++ /dev/null
@@ -1,110 +0,0 @@
-package at.asit.pdfover.gui.utils;
-
-import java.util.ArrayList;
-import java.util.function.Consumer;
-
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import at.asit.pdfover.commons.Constants;
-import at.asit.pdfover.commons.Messages;
-import at.asit.pdfover.gui.bku.BKUHelper;
-import at.asit.pdfover.gui.controls.Dialog;
-import at.asit.pdfover.gui.controls.Dialog.BUTTONS;
-import at.asit.pdfover.gui.controls.Dialog.ICON;
-
-import org.apache.commons.httpclient.HttpClient;
-import org.apache.commons.httpclient.methods.GetMethod;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.widgets.Shell;
-
-public final class UpdateCheckManager {
-    private static final Logger log = LoggerFactory.getLogger(UpdateCheckManager.class);
-    private static Thread updateCheckThread = null;
-    private static boolean needsCheck = false;
-
-    public enum Status { NOT_CHECKED, CHECKING, OUTDATED, UP_TO_DATE, FAILED };
-    private static Status currentStatus = Status.NOT_CHECKED;
-    public static Status getCurrentStatus() {
-        synchronized (UpdateCheckManager.class) {
-            return currentStatus;
-        }
-    }
-
-    private static ArrayList<Consumer<Status>> statusCallbacks = new ArrayList<>();
-    public static void registerStatusCallback(Consumer<Status> f) {
-        synchronized (UpdateCheckManager.class) {
-            statusCallbacks.add(f);
-            f.accept(currentStatus);
-        }
-    }
-
-    private static void setStatus(Status status) {
-        synchronized(UpdateCheckManager.class) {
-            currentStatus = status;
-            for (Consumer<Status> f : statusCallbacks)
-                f.accept(status);
-        }
-    }
-
-    private static String latestVersionNotified = null;
-    private static Status runCheck(Shell shell) {
-        HttpClient client = (HttpClient) BKUHelper.getHttpClient();
-        GetMethod method = new GetMethod(Constants.CURRENT_RELEASE_URL);
-        try {
-            client.executeMethod(method);
-            final String version = method.getResponseBodyAsString().trim();
-            if (!VersionComparator.before(Constants.APP_VERSION, version))
-                return Status.UP_TO_DATE;
-
-            if ((latestVersionNotified == null) || VersionComparator.before(latestVersionNotified, version)) {
-                latestVersionNotified = version;
-                // invoke GUI message in main thread
-                shell.getDisplay().asyncExec(() -> {
-                    Dialog info = new Dialog(shell,
-                            Messages.getString("version_check.UpdateTitle"),
-                            Messages.formatString("version_check.UpdateText", version),
-                            BUTTONS.OK_CANCEL, ICON.INFORMATION);
-
-                    if (info.open() == SWT.OK)
-                        SWTUtils.openURL(Constants.UPDATE_URL);
-                });
-            }
-
-            return Status.OUTDATED;
-        } catch (Exception e) {
-            log.error("Error downloading update information: ", e);
-            return Status.FAILED;
-        }
-    }
-
-    public static void checkNow(Shell shell) {
-        if (Constants.APP_VERSION == null)
-            return;
-
-        synchronized (UpdateCheckManager.class) {
-            if (updateCheckThread != null)
-                return;
-
-            needsCheck = true;
-            updateCheckThread = new Thread(() -> {
-                synchronized(UpdateCheckManager.class) {
-                    setStatus(Status.CHECKING);
-                }
-                while (true) {
-                    Status status = runCheck(shell);
-                    synchronized (UpdateCheckManager.class) {
-                        if (!UpdateCheckManager.needsCheck) {
-                            setStatus(status);
-                            UpdateCheckManager.updateCheckThread = null;
-                            return;
-                        }
-                        UpdateCheckManager.needsCheck = false;
-                        setStatus(Status.CHECKING);
-                    }
-                }
-            });
-            updateCheckThread.start();
-        }
-    }
-}
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