Wayland multimonitor management

Author: sblantipodi

pom.xml

@@ -30,10 +30,10 @@
         <maven.assembly.version>3.6.0</maven.assembly.version>
         <maven.shade.version>3.2.4</maven.shade.version>
         <nrjavaserial.version>5.2.1</nrjavaserial.version>
-        <jackson.version>2.15.3</jackson.version>
-        <jackson.dataformat.version>2.15.3</jackson.dataformat.version>
-        <jackson.module.version>2.15.3</jackson.module.version>
-        <jackson.datatype.version>2.15.3</jackson.datatype.version>
+        <jackson.version>2.16.0</jackson.version>
+        <jackson.dataformat.version>2.16.0</jackson.dataformat.version>
+        <jackson.module.version>2.16.0</jackson.module.version>
+        <jackson.datatype.version>2.16.0</jackson.datatype.version>
         <lombok.version>1.18.30</lombok.version>
         <mapstruct.version>1.5.5.Final</mapstruct.version>
         <jna.version>5.13.0</jna.version>

src/main/java/org/dpsoftware/gui/controllers/ModeTabController.java

@@ -315,7 +315,9 @@ public void save(InputEvent e) {
      */
     @FXML
     public void save(Configuration config) {
-        config.setScreenCastRestoreToken(MainSingleton.getInstance().config.getScreenCastRestoreToken());
+        if (MainSingleton.getInstance() != null && MainSingleton.getInstance().config != null) {
+            config.setScreenCastRestoreToken(MainSingleton.getInstance().config.getScreenCastRestoreToken());
+        }
         config.setNumberOfCPUThreads(Integer.parseInt(numberOfThreads.getText()));
         if (NetworkManager.isValidIp(serialPort.getValue())) {
             config.setOutputDevice(Constants.SERIAL_PORT_AUTO);