Merge branch 'dennis_local' into 'kevin_local'

Gui-V1

See merge request !1

.gitignore

+target/
+!.mvn/wrapper/maven-wrapper.jar
+!**/src/main/**/target/
+!**/src/test/**/target/
+
 ### IntelliJ IDEA ###
-out/
-!**/src/main/**/out/
-!**/src/test/**/out/
+.idea/modules.xml
+.idea/jarRepositories.xml
+.idea/compiler.xml
+.idea/libraries/
+*.iws
+*.iml
+*.ipr
 
 ### Eclipse ###
 .apt_generated
@@ -11,9 +20,6 @@ out/
 .settings
 .springBeans
 .sts4-cache
-bin/
-!**/src/main/**/bin/
-!**/src/test/**/bin/
 
 ### NetBeans ###
 /nbproject/private/
@@ -21,6 +27,9 @@ bin/
 /dist/
 /nbdist/
 /.nb-gradle/
+build/
+!**/src/main/**/build/
+!**/src/test/**/build/
 
 ### VS Code ###
 .vscode/

.idea/encodings.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/src/main/resources" charset="UTF-8" />
+  </component>
+</project>
\ No newline at end of file

.idea/misc.xml

 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_12" default="true" project-jdk-name="11" project-jdk-type="JavaSDK">
+  <component name="MavenProjectsManager">
+    <option name="originalFiles">
+      <list>
+        <option value="$PROJECT_DIR$/pom.xml" />
+      </list>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_17" project-jdk-name="openjdk-18" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/out" />
   </component>
 </project>
\ No newline at end of file

.mvn/wrapper/maven-wrapper.properties

+distributionUrl=https://repo.maven.apache.org/maven2/org/apache/maven/apache-maven/3.8.5/apache-maven-3.8.5-bin.zip
+wrapperUrl=https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar
\ No newline at end of file

mvnw

+#!/bin/sh
+# ----------------------------------------------------------------------------
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ----------------------------------------------------------------------------
+
+# ----------------------------------------------------------------------------
+# Maven Start Up Batch script
+#
+# Required ENV vars:
+# ------------------
+#   JAVA_HOME - location of a JDK home dir
+#
+# Optional ENV vars
+# -----------------
+#   M2_HOME - location of maven2's installed home dir
+#   MAVEN_OPTS - parameters passed to the Java VM when running Maven
+#     e.g. to debug Maven itself, use
+#       set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+#   MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+# ----------------------------------------------------------------------------
+
+if [ -z "$MAVEN_SKIP_RC" ] ; then
+
+  if [ -f /usr/local/etc/mavenrc ] ; then
+    . /usr/local/etc/mavenrc
+  fi
+
+  if [ -f /etc/mavenrc ] ; then
+    . /etc/mavenrc
+  fi
+
+  if [ -f "$HOME/.mavenrc" ] ; then
+    . "$HOME/.mavenrc"
+  fi
+
+fi
+
+# OS specific support.  $var _must_ be set to either true or false.
+cygwin=false;
+darwin=false;
+mingw=false
+case "`uname`" in
+  CYGWIN*) cygwin=true ;;
+  MINGW*) mingw=true;;
+  Darwin*) darwin=true
+    # Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
+    # See https://developer.apple.com/library/mac/qa/qa1170/_index.html
+    if [ -z "$JAVA_HOME" ]; then
+      if [ -x "/usr/libexec/java_home" ]; then
+        export JAVA_HOME="`/usr/libexec/java_home`"
+      else
+        export JAVA_HOME="/Library/Java/Home"
+      fi
+    fi
+    ;;
+esac
+
+if [ -z "$JAVA_HOME" ] ; then
+  if [ -r /etc/gentoo-release ] ; then
+    JAVA_HOME=`java-config --jre-home`
+  fi
+fi
+
+if [ -z "$M2_HOME" ] ; then
+  ## resolve links - $0 may be a link to maven's home
+  PRG="$0"
+
+  # need this for relative symlinks
+  while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+      PRG="$link"
+    else
+      PRG="`dirname "$PRG"`/$link"
+    fi
+  done
+
+  saveddir=`pwd`
+
+  M2_HOME=`dirname "$PRG"`/..
+
+  # make it fully qualified
+  M2_HOME=`cd "$M2_HOME" && pwd`
+
+  cd "$saveddir"
+  # echo Using m2 at $M2_HOME
+fi
+
+# For Cygwin, ensure paths are in UNIX format before anything is touched
+if $cygwin ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --unix "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
+fi
+
+# For Mingw, ensure paths are in UNIX format before anything is touched
+if $mingw ; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME="`(cd "$M2_HOME"; pwd)`"
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
+fi
+
+if [ -z "$JAVA_HOME" ]; then
+  javaExecutable="`which javac`"
+  if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
+    # readlink(1) is not available as standard on Solaris 10.
+    readLink=`which readlink`
+    if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
+      if $darwin ; then
+        javaHome="`dirname \"$javaExecutable\"`"
+        javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
+      else
+        javaExecutable="`readlink -f \"$javaExecutable\"`"
+      fi
+      javaHome="`dirname \"$javaExecutable\"`"
+      javaHome=`expr "$javaHome" : '\(.*\)/bin'`
+      JAVA_HOME="$javaHome"
+      export JAVA_HOME
+    fi
+  fi
+fi
+
+if [ -z "$JAVACMD" ] ; then
+  if [ -n "$JAVA_HOME"  ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+      # IBM's JDK on AIX uses strange locations for the executables
+      JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+      JAVACMD="$JAVA_HOME/bin/java"
+    fi
+  else
+    JAVACMD="`\\unset -f command; \\command -v java`"
+  fi
+fi
+
+if [ ! -x "$JAVACMD" ] ; then
+  echo "Error: JAVA_HOME is not defined correctly." >&2
+  echo "  We cannot execute $JAVACMD" >&2
+  exit 1
+fi
+
+if [ -z "$JAVA_HOME" ] ; then
+  echo "Warning: JAVA_HOME environment variable is not set."
+fi
+
+CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
+
+# traverses directory structure from process work directory to filesystem root
+# first directory with .mvn subdirectory is considered project base directory
+find_maven_basedir() {
+
+  if [ -z "$1" ]
+  then
+    echo "Path not specified to find_maven_basedir"
+    return 1
+  fi
+
+  basedir="$1"
+  wdir="$1"
+  while [ "$wdir" != '/' ] ; do
+    if [ -d "$wdir"/.mvn ] ; then
+      basedir=$wdir
+      break
+    fi
+    # workaround for JBEAP-8937 (on Solaris 10/Sparc)
+    if [ -d "${wdir}" ]; then
+      wdir=`cd "$wdir/.."; pwd`
+    fi
+    # end of workaround
+  done
+  echo "${basedir}"
+}
+
+# concatenates all lines of a file
+concat_lines() {
+  if [ -f "$1" ]; then
+    echo "$(tr -s '\n' ' ' < "$1")"
+  fi
+}
+
+BASE_DIR=`find_maven_basedir "$(pwd)"`
+if [ -z "$BASE_DIR" ]; then
+  exit 1;
+fi
+
+##########################################################################################
+# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+# This allows using the maven wrapper in projects that prohibit checking in binary data.
+##########################################################################################
+if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Found .mvn/wrapper/maven-wrapper.jar"
+    fi
+else
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..."
+    fi
+    if [ -n "$MVNW_REPOURL" ]; then
+      jarUrl="$MVNW_REPOURL/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+    else
+      jarUrl="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+    fi
+    while IFS="=" read key value; do
+      case "$key" in (wrapperUrl) jarUrl="$value"; break ;;
+      esac
+    done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties"
+    if [ "$MVNW_VERBOSE" = true ]; then
+      echo "Downloading from: $jarUrl"
+    fi
+    wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar"
+    if $cygwin; then
+      wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"`
+    fi
+
+    if command -v wget > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found wget ... using wget"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            wget "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        else
+            wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath" || rm -f "$wrapperJarPath"
+        fi
+    elif command -v curl > /dev/null; then
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Found curl ... using curl"
+        fi
+        if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
+            curl -o "$wrapperJarPath" "$jarUrl" -f
+        else
+            curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f
+        fi
+
+    else
+        if [ "$MVNW_VERBOSE" = true ]; then
+          echo "Falling back to using Java to download"
+        fi
+        javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
+        # For Cygwin, switch paths to Windows format before running javac
+        if $cygwin; then
+          javaClass=`cygpath --path --windows "$javaClass"`
+        fi
+        if [ -e "$javaClass" ]; then
+            if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Compiling MavenWrapperDownloader.java ..."
+                fi
+                # Compiling the Java class
+                ("$JAVA_HOME/bin/javac" "$javaClass")
+            fi
+            if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
+                # Running the downloader
+                if [ "$MVNW_VERBOSE" = true ]; then
+                  echo " - Running MavenWrapperDownloader.java ..."
+                fi
+                ("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR")
+            fi
+        fi
+    fi
+fi
+##########################################################################################
+# End of extension
+##########################################################################################
+
+export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
+if [ "$MVNW_VERBOSE" = true ]; then
+  echo $MAVEN_PROJECTBASEDIR
+fi
+MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
+
+# For Cygwin, switch paths to Windows format before running java
+if $cygwin; then
+  [ -n "$M2_HOME" ] &&
+    M2_HOME=`cygpath --path --windows "$M2_HOME"`
+  [ -n "$JAVA_HOME" ] &&
+    JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
+  [ -n "$CLASSPATH" ] &&
+    CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
+  [ -n "$MAVEN_PROJECTBASEDIR" ] &&
+    MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"`
+fi
+
+# Provide a "standardized" way to retrieve the CLI args that will
+# work with both Windows and non-Windows executions.
+MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
+export MAVEN_CMD_LINE_ARGS
+
+WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+exec "$JAVACMD" \
+  $MAVEN_OPTS \
+  $MAVEN_DEBUG_OPTS \
+  -classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
+  "-Dmaven.home=${M2_HOME}" \
+  "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
+  ${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"

mvnw.cmd

+@REM ----------------------------------------------------------------------------
+@REM Licensed to the Apache Software Foundation (ASF) under one
+@REM or more contributor license agreements.  See the NOTICE file
+@REM distributed with this work for additional information
+@REM regarding copyright ownership.  The ASF licenses this file
+@REM to you under the Apache License, Version 2.0 (the
+@REM "License"); you may not use this file except in compliance
+@REM with the License.  You may obtain a copy of the License at
+@REM
+@REM    https://www.apache.org/licenses/LICENSE-2.0
+@REM
+@REM Unless required by applicable law or agreed to in writing,
+@REM software distributed under the License is distributed on an
+@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+@REM KIND, either express or implied.  See the License for the
+@REM specific language governing permissions and limitations
+@REM under the License.
+@REM ----------------------------------------------------------------------------
+
+@REM ----------------------------------------------------------------------------
+@REM Maven Start Up Batch script
+@REM
+@REM Required ENV vars:
+@REM JAVA_HOME - location of a JDK home dir
+@REM
+@REM Optional ENV vars
+@REM M2_HOME - location of maven2's installed home dir
+@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
+@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
+@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
+@REM     e.g. to debug Maven itself, use
+@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
+@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
+@REM ----------------------------------------------------------------------------
+
+@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
+@echo off
+@REM set title of command window
+title %0
+@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
+@if "%MAVEN_BATCH_ECHO%" == "on"  echo %MAVEN_BATCH_ECHO%
+
+@REM set %HOME% to equivalent of $HOME
+if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
+
+@REM Execute a user defined script before this one
+if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
+@REM check for pre script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_pre.bat" call "%USERPROFILE%\mavenrc_pre.bat" %*
+if exist "%USERPROFILE%\mavenrc_pre.cmd" call "%USERPROFILE%\mavenrc_pre.cmd" %*
+:skipRcPre
+
+@setlocal
+
+set ERROR_CODE=0
+
+@REM To isolate internal variables from possible post scripts, we use another setlocal
+@setlocal
+
+@REM ==== START VALIDATION ====
+if not "%JAVA_HOME%" == "" goto OkJHome
+
+echo.
+echo Error: JAVA_HOME not found in your environment. >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+:OkJHome
+if exist "%JAVA_HOME%\bin\java.exe" goto init
+
+echo.
+echo Error: JAVA_HOME is set to an invalid directory. >&2
+echo JAVA_HOME = "%JAVA_HOME%" >&2
+echo Please set the JAVA_HOME variable in your environment to match the >&2
+echo location of your Java installation. >&2
+echo.
+goto error
+
+@REM ==== END VALIDATION ====
+
+:init
+
+@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
+@REM Fallback to current working directory if not found.
+
+set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
+IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
+
+set EXEC_DIR=%CD%
+set WDIR=%EXEC_DIR%
+:findBaseDir
+IF EXIST "%WDIR%"\.mvn goto baseDirFound
+cd ..
+IF "%WDIR%"=="%CD%" goto baseDirNotFound
+set WDIR=%CD%
+goto findBaseDir
+
+:baseDirFound
+set MAVEN_PROJECTBASEDIR=%WDIR%
+cd "%EXEC_DIR%"
+goto endDetectBaseDir
+
+:baseDirNotFound
+set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
+cd "%EXEC_DIR%"
+
+:endDetectBaseDir
+
+IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
+
+@setlocal EnableExtensions EnableDelayedExpansion
+for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
+@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
+
+:endReadAdditionalConfig
+
+SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
+set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
+set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
+
+set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+
+FOR /F "usebackq tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
+    IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
+)
+
+@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
+@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
+if exist %WRAPPER_JAR% (
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Found %WRAPPER_JAR%
+    )
+) else (
+    if not "%MVNW_REPOURL%" == "" (
+        SET DOWNLOAD_URL="%MVNW_REPOURL%/org/apache/maven/wrapper/maven-wrapper/3.1.0/maven-wrapper-3.1.0.jar"
+    )
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Couldn't find %WRAPPER_JAR%, downloading it ...
+        echo Downloading from: %DOWNLOAD_URL%
+    )
+
+    powershell -Command "&{"^
+		"$webclient = new-object System.Net.WebClient;"^
+		"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
+		"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
+		"}"^
+		"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
+		"}"
+    if "%MVNW_VERBOSE%" == "true" (
+        echo Finished downloading %WRAPPER_JAR%
+    )
+)
+@REM End of extension
+
+@REM Provide a "standardized" way to retrieve the CLI args that will
+@REM work with both Windows and non-Windows executions.
+set MAVEN_CMD_LINE_ARGS=%*
+
+%MAVEN_JAVA_EXE% ^
+  %JVM_CONFIG_MAVEN_PROPS% ^
+  %MAVEN_OPTS% ^
+  %MAVEN_DEBUG_OPTS% ^
+  -classpath %WRAPPER_JAR% ^
+  "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" ^
+  %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
+if ERRORLEVEL 1 goto error
+goto end
+
+:error
+set ERROR_CODE=1
+
+:end
+@endlocal & set ERROR_CODE=%ERROR_CODE%
+
+if not "%MAVEN_SKIP_RC%"=="" goto skipRcPost
+@REM check for post script, once with legacy .bat ending and once with .cmd ending
+if exist "%USERPROFILE%\mavenrc_post.bat" call "%USERPROFILE%\mavenrc_post.bat"
+if exist "%USERPROFILE%\mavenrc_post.cmd" call "%USERPROFILE%\mavenrc_post.cmd"
+:skipRcPost
+
+@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
+if "%MAVEN_BATCH_PAUSE%"=="on" pause
+
+if "%MAVEN_TERMINATE_CMD%"=="on" exit %ERROR_CODE%
+
+cmd /C exit /B %ERROR_CODE%

pom.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0"
+         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+
+    <groupId>com.example</groupId>
+    <artifactId>GradeManager_GUI</artifactId>
+    <version>1.0-SNAPSHOT</version>
+    <name>GradeManager_GUI</name>
+
+    <properties>
+        <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+        <junit.version>5.8.2</junit.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>org.openjfx</groupId>
+            <artifactId>javafx-controls</artifactId>
+            <version>18</version>
+        </dependency>
+        <dependency>
+            <groupId>org.openjfx</groupId>
+            <artifactId>javafx-fxml</artifactId>
+            <version>18</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-api</artifactId>
+            <version>${junit.version}</version>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <version>${junit.version}</version>
+            <scope>test</scope>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-compiler-plugin</artifactId>
+                <version>3.10.1</version>
+                <configuration>
+                    <source>18</source>
+                    <target>18</target>
+                </configuration>
+            </plugin>
+            <plugin>
+                <groupId>org.openjfx</groupId>
+                <artifactId>javafx-maven-plugin</artifactId>
+                <version>0.0.8</version>
+                <executions>
+                    <execution>
+                        <!-- Default configuration for running with: mvn clean javafx:run -->
+                        <id>default-cli</id>
+                        <configuration>
+                            <mainClass>com.example.grademanager_gui/com.example.grademanager_gui.HelloApplication
+                            </mainClass>
+                            <launcher>app</launcher>
+                            <jlinkZipName>app</jlinkZipName>
+                            <jlinkImageName>app</jlinkImageName>
+                            <noManPages>true</noManPages>
+                            <stripDebug>true</stripDebug>
+                            <noHeaderFiles>true</noHeaderFiles>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
+</project>
\ No newline at end of file

src/main/java/com/example/grademanager_gui/CoursesOfStudy.java

+package com.example.grademanager_gui;
+
+//import enumeration.BachelorDegree;
+//import enumeration.FieldOfStudy;
+
+//import java.util.List;
+
+import javafx.scene.control.TextField;
+import javafx.scene.text.Text;
+
+public class CoursesOfStudy
+{
+    /*
+    private final int id;
+    private final String name;
+    private final BachelorDegree bachelorDegree;
+    private final int duration;
+    private final int fees;
+    private final List<Course> courses;
+    private FieldOfStudy fieldOfStudy;
+
+    public CoursesOfStudy(int id, String name, BachelorDegree bachelorDegree, int duration, int fees, List<Course> courses, FieldOfStudy fieldOfStudy)
+    {
+        this.id = id;
+        this.name = name;
+        this.bachelorDegree = bachelorDegree;
+        this.duration = duration;
+        this.fees = fees;
+        this.courses = courses;
+        this.fieldOfStudy = fieldOfStudy;
+    }
+
+     */
+
+    private final TextField duration;
+    public CoursesOfStudy(TextField duration)
+    {
+        this.duration = duration;
+    }
+}

src/main/java/com/example/grademanager_gui/DegreeModificationController.java

+package com.example.grademanager_gui;
+
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Node;
+import javafx.scene.Scene;
+import javafx.scene.control.Alert;
+import javafx.scene.control.ButtonBar;
+import javafx.scene.control.ButtonType;
+import javafx.scene.control.TextField;
+import javafx.stage.Stage;
+
+import java.io.IOException;
+import java.util.Optional;
+
+public class DegreeModificationController extends MainController {
+    @FXML
+    protected TextField name;
+    @FXML
+    protected TextField bachelorDegree;
+    @FXML
+    protected TextField duration;
+    @FXML
+    protected TextField fees;
+    @FXML
+    protected TextField courses;
+    @FXML
+    protected TextField fieldOfStudy;
+    @FXML
+    protected TextField warning;
+
+
+
+    private Stage stage;
+    private Scene scene;
+    private FXMLLoader root;
+
+    @FXML
+    protected void onSaveButtonClick(ActionEvent event) throws IOException {
+        if(!name.getText().isBlank() && !bachelorDegree.getText().isBlank() &&
+                !duration.getText().isBlank() && !fees.getText().isBlank() &&
+                !courses.getText().isBlank() && !fieldOfStudy.getText().isBlank())
+        {
+            //studentList.add((String) name);
+            switchToMain(event);
+        }
+        else {
+            warning.setText("Bitte alle Felder ausfüllen");
+        }
+    }
+
+    @FXML
+    protected void switchToMain(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("main.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Main");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    @FXML
+    protected void abortAndSwitchToMain(ActionEvent event) throws IOException {
+        Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
+        alert.setTitle("Bestätigung erforderlich");
+        alert.setHeaderText("Daten wurden nicht gespeichert. Änderungen verwerfen?");
+
+        ButtonType buttonTypeOne = new ButtonType("Ja");
+        ButtonType buttonTypeCancel = new ButtonType("Abbrechen", ButtonBar.ButtonData.CANCEL_CLOSE);
+
+        alert.getButtonTypes().setAll(buttonTypeOne, buttonTypeCancel);
+
+        Optional<ButtonType> result = alert.showAndWait();
+        if (result.get() == buttonTypeOne){
+            switchToMain(event);
+        }
+    }
+}

src/main/java/com/example/grademanager_gui/Main.java

+package com.example.grademanager_gui;
+
+import javafx.application.Application;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Scene;
+import javafx.stage.Stage;
+
+import java.io.IOException;
+
+public class Main extends Application {
+    @Override
+    public void start(Stage stage) throws IOException {
+        FXMLLoader fxmlLoader = new FXMLLoader(Main.class.getResource("main.fxml"));
+        Scene scene = new Scene(fxmlLoader.load(), 960, 540);
+        stage.setTitle("Main");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    public static void main(String[] args) {
+        launch();
+    }
+}
\ No newline at end of file

src/main/java/com/example/grademanager_gui/MainController.java

+package com.example.grademanager_gui;
+
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.control.ComboBox;
+
+import javafx.scene.*;
+import javafx.scene.Node;
+import javafx.stage.*;
+
+import java.io.IOException;
+
+public class MainController {
+    @FXML
+    protected ComboBox<String> degreeComboBox;
+    @FXML
+    protected ComboBox<String> studentComboBox;
+    public ObservableList<String> degreeList = FXCollections.observableArrayList();
+    public ObservableList<String> studentList = FXCollections.observableArrayList();
+    protected void setDegreeComboBox() {
+        degreeComboBox.setItems(degreeList);
+    }
+    protected void setStudentComboBox() {
+        studentComboBox.setItems(studentList);
+    }
+
+    @FXML
+    protected void initialize() {
+        if(!degreeList.isEmpty())
+        {
+            setDegreeComboBox();
+        }
+        if(!studentList.isEmpty())
+        {
+            setStudentComboBox();
+        }
+    }
+
+
+    private Stage stage;
+    private Scene scene;
+    private FXMLLoader root;
+
+    @FXML
+    protected void switchToMain(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("main.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Main");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    @FXML
+    protected void switchToStudentDetails(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("student-details.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Student Details");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    @FXML
+    protected void switchToStudentModification(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("student-modification.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Student Modification");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    @FXML
+    protected void switchToDegreeDetails(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("degree-details.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Degree Details");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    @FXML
+    protected void switchToDegreeModification(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("degree-modification.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Degree Modification");
+        stage.setScene(scene);
+        stage.show();
+    }
+}

src/main/java/com/example/grademanager_gui/StudentModificationController.java

+package com.example.grademanager_gui;
+
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.event.ActionEvent;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Node;
+import javafx.scene.Scene;
+import javafx.scene.control.*;
+import javafx.stage.Stage;
+
+import java.io.IOException;
+import java.util.Optional;
+
+public class StudentModificationController {
+    ObservableList<String> genderList = FXCollections.observableArrayList("männlich", "weiblich", "divers");
+    @FXML
+    protected ComboBox<String> genderComboBox;
+    protected void setGenderComboBox() {
+        genderComboBox.setItems(genderList);
+    }
+
+    @FXML
+    protected void initialize() {
+        setGenderComboBox();
+    }
+
+    @FXML
+    protected String gender;
+    @FXML
+    protected TextField firstName;
+    @FXML
+    protected TextField lastName;
+    @FXML
+    protected TextField placeOfResidence;
+    @FXML
+    protected TextField birthPlace;
+    @FXML
+    protected TextField officialEmail;
+    @FXML
+    protected TextField privateEmail;
+    @FXML
+    protected TextField personalCourses;
+    @FXML
+    protected TextField status;
+    @FXML
+    protected boolean paidFees;
+    @FXML
+    protected TextField bachelorSemester;
+    @FXML
+    protected TextField grades;
+    @FXML
+    protected TextField warning;
+    @FXML
+    protected RadioButton yes;
+    @FXML
+    protected RadioButton no;
+
+
+    private Stage stage;
+    private Scene scene;
+    private FXMLLoader root;
+
+    @FXML
+    protected void onSaveButtonClick(ActionEvent event) throws IOException {
+        if(genderComboBox.getValue() != null && !firstName.getText().isBlank() && !lastName.getText().isBlank() &&
+                !placeOfResidence.getText().isBlank() && !birthPlace.getText().isBlank() &&
+                !officialEmail.getText().isBlank() && !privateEmail.getText().isBlank() &&
+                !personalCourses.getText().isBlank() && !status.getText().isBlank() &&
+                (yes.isSelected() || no.isSelected()) && !bachelorSemester.getText().isBlank() &&
+                !grades.getText().isBlank())
+        {
+            gender = genderComboBox.getValue();
+            paidFees = yes.isSelected();
+            switchToMain(event);
+        }
+        else {
+            warning.setText("Bitte alle Felder ausfüllen");
+        }
+    }
+
+    @FXML
+    protected void switchToMain(ActionEvent event) throws IOException {
+        root = new FXMLLoader(Main.class.getResource("main.fxml"));
+        stage = (Stage) ((Node) event.getSource()).getScene().getWindow();
+        scene = new Scene(root.load(), 960, 540);
+        stage.setTitle("Main");
+        stage.setScene(scene);
+        stage.show();
+    }
+
+    @FXML
+    protected void abortAndSwitchToMain(ActionEvent event) throws IOException {
+        Alert alert = new Alert(Alert.AlertType.CONFIRMATION);
+        alert.setTitle("Bestätigung erforderlich");
+        alert.setHeaderText("Daten wurden nicht gespeichert. Änderungen verwerfen?");
+
+        ButtonType buttonTypeOne = new ButtonType("Ja");
+        ButtonType buttonTypeCancel = new ButtonType("Abbrechen", ButtonBar.ButtonData.CANCEL_CLOSE);
+
+        alert.getButtonTypes().setAll(buttonTypeOne, buttonTypeCancel);
+
+        Optional<ButtonType> result = alert.showAndWait();
+        if (result.get() == buttonTypeOne){
+            switchToMain(event);
+        }
+    }
+}

src/main/java/module-info.java

+module com.example.grademanager_gui {
+    requires javafx.controls;
+    requires javafx.fxml;
+    requires charm.glisten;
+
+
+    opens com.example.grademanager_gui to javafx.fxml;
+    exports com.example.grademanager_gui;
+}
\ No newline at end of file

src/main/resources/com/example/grademanager_gui/course-modification.fxml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.control.TextField?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+<?import javafx.scene.text.Font?>
+<?import javafx.scene.text.Text?>
+
+<BorderPane prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.grademanager_gui.MainController">
+    <top>
+        <VBox fillWidth="false" prefHeight="42.0" prefWidth="600.0" BorderPane.alignment="CENTER">
+            <children>
+                <ButtonBar buttonMinWidth="30.0" prefHeight="40.0" prefWidth="200.0">
+                    <buttons>
+                        <Button alignment="CENTER" minWidth="22.0" mnemonicParsing="false" onAction="#switchToMain" prefHeight="26.0" text="←" />
+                        <Button alignment="CENTER" disable="true" layoutX="31.0" layoutY="17.0" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="→" />
+                        <Region prefHeight="200.0" prefWidth="200.0" />
+                    </buttons>
+                </ButtonBar>
+            </children>
+        </VBox>
+    </top>
+    <center>
+        <VBox prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
+            <children>
+                <HBox alignment="CENTER" prefHeight="81.0" prefWidth="600.0" spacing="100.0">
+                    <children>
+                        <Text strokeType="OUTSIDE" strokeWidth="0.0" text="Kurs anlegen" wrappingWidth="172.79812622070312">
+                            <font>
+                                <Font size="30.0" />
+                            </font>
+                        </Text>
+                    </children>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="10.0" prefHeight="38.0" prefWidth="600.0">
+                    <children>
+                        <Label text="Name">
+                            <HBox.margin>
+                                <Insets left="25.0" />
+                            </HBox.margin>
+                            <font>
+                                <Font size="14.0" />
+                            </font>
+                        </Label>
+                        <Region prefHeight="38.0" prefWidth="125.0" />
+                        <TextField prefHeight="26.0" prefWidth="280.0" />
+                    </children>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="80.0" prefHeight="38.0" prefWidth="600.0">
+                    <children>
+                        <Label text="Semester">
+                            <HBox.margin>
+                                <Insets left="25.0" />
+                            </HBox.margin>
+                            <font>
+                                <Font size="14.0" />
+                            </font>
+                        </Label>
+                        <Region prefHeight="38.0" prefWidth="106.0" />
+                        <TextField prefHeight="26.0" prefWidth="280.0" />
+                    </children>
+                    <opaqueInsets>
+                        <Insets />
+                    </opaqueInsets>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="118.0" prefHeight="38.0" prefWidth="600.0">
+                    <children>
+                        <Label text="Kurstyp">
+                            <HBox.margin>
+                                <Insets left="25.0" />
+                            </HBox.margin>
+                            <font>
+                                <Font size="14.0" />
+                            </font>
+                        </Label>
+                        <Region prefHeight="38.0" prefWidth="117.0" />
+                        <TextField prefHeight="26.0" prefWidth="280.0" />
+                    </children>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="118.0" prefHeight="38.0" prefWidth="600.0">
+                    <children>
+                        <Label text="SWS">
+                            <HBox.margin>
+                                <Insets left="25.0" />
+                            </HBox.margin>
+                            <font>
+                                <Font size="14.0" />
+                            </font>
+                        </Label>
+                        <Region prefHeight="38.0" prefWidth="137.0" />
+                        <TextField prefHeight="26.0" prefWidth="278.0" />
+                    </children>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="195.0" prefHeight="38.0" prefWidth="600.0">
+                    <children>
+                        <Label text="ECTS">
+                            <HBox.margin>
+                                <Insets left="25.0" />
+                            </HBox.margin>
+                            <font>
+                                <Font size="14.0" />
+                            </font>
+                        </Label>
+                        <Region prefHeight="38.0" prefWidth="136.0" />
+                        <TextField prefHeight="26.0" prefWidth="280.0" />
+                    </children>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="233.0" prefHeight="38.0" prefWidth="600.0">
+                    <children>
+                        <Label text="Prüfungsart">
+                            <HBox.margin>
+                                <Insets left="25.0" />
+                            </HBox.margin>
+                            <font>
+                                <Font size="14.0" />
+                            </font>
+                        </Label>
+                        <Region prefHeight="38.0" prefWidth="98.0" />
+                        <TextField prefHeight="26.0" prefWidth="280.0" />
+                    </children>
+                </HBox>
+                <HBox alignment="CENTER" layoutX="10.0" layoutY="313.0" prefHeight="54.0" prefWidth="600.0">
+                    <children>
+                        <Button defaultButton="true" mnemonicParsing="false" text="Speichern" />
+                    </children>
+                </HBox>
+            </children>
+        </VBox>
+    </center>
+</BorderPane>

src/main/resources/com/example/grademanager_gui/degree-details.fxml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+
+<BorderPane prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.grademanager_gui.MainController">
+   <top>
+      <VBox fillWidth="false" prefHeight="42.0" prefWidth="600.0" BorderPane.alignment="CENTER">
+         <children>
+            <ButtonBar buttonMinWidth="30.0" prefHeight="40.0" prefWidth="200.0">
+               <buttons>
+                  <Button alignment="CENTER" minWidth="22.0" mnemonicParsing="false" onAction="#switchToMain" prefHeight="26.0" text="←" />
+                  <Button alignment="CENTER" disable="true" layoutX="31.0" layoutY="17.0" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="→" />
+                  <Region prefHeight="200.0" prefWidth="200.0" />
+               </buttons>
+            </ButtonBar>
+         </children>
+      </VBox>
+   </top>
+</BorderPane>

src/main/resources/com/example/grademanager_gui/degree-modification.fxml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.control.TextField?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+<?import javafx.scene.text.Font?>
+<?import javafx.scene.text.Text?>
+
+<BorderPane prefHeight="500.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.grademanager_gui.DegreeModificationController">
+   <top>
+      <VBox fillWidth="false" prefHeight="42.0" prefWidth="600.0" BorderPane.alignment="CENTER">
+         <children>
+            <ButtonBar buttonMinWidth="30.0" prefHeight="40.0" prefWidth="200.0">
+               <buttons>
+                  <Button alignment="CENTER" minWidth="22.0" mnemonicParsing="false" onAction="#abortAndSwitchToMain" prefHeight="26.0" text="←" />
+                  <Button alignment="CENTER" disable="true" layoutX="31.0" layoutY="17.0" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="→" />
+                  <Region prefHeight="200.0" prefWidth="200.0" />
+               </buttons>
+            </ButtonBar>
+         </children>
+      </VBox>
+   </top>
+   <center>
+      <VBox prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
+         <children>
+            <HBox alignment="CENTER" prefHeight="81.0" prefWidth="600.0" spacing="100.0">
+               <children>
+                  <Text strokeType="OUTSIDE" strokeWidth="0.0" text="Studiengang anlegen" wrappingWidth="289.5980987548828">
+                     <font>
+                        <Font size="30.0" />
+                     </font>
+                  </Text>
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="10.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Name">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="125.0" />
+                  <TextField fx:id="name" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="80.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Bachelortitel">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="86.0" />
+                  <TextField fx:id="bachelorDegree" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+               <opaqueInsets>
+                  <Insets />
+               </opaqueInsets>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="118.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Dauer">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="126.0" />
+                  <TextField fx:id="duration" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="118.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Gebühren">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="104.0" />
+                  <TextField fx:id="fees" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="195.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Kurse">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="130.0" />
+                  <TextField fx:id="courses" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="233.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Schwerpunkt">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="87.0" />
+                  <TextField fx:id="fieldOfStudy" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="313.0" prefHeight="54.0" prefWidth="600.0">
+               <children>
+                  <Button defaultButton="true" mnemonicParsing="false" onAction="#onSaveButtonClick" text="Speichern" />
+               </children>
+            </HBox>
+         </children>
+      </VBox>
+   </center>
+   <bottom>
+      <TextField fx:id="warning" disable="true" BorderPane.alignment="CENTER" />
+   </bottom>
+</BorderPane>

src/main/resources/com/example/grademanager_gui/main.fxml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.control.ComboBox?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+<?import javafx.scene.text.Font?>
+<?import javafx.scene.text.Text?>
+
+<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.grademanager_gui.MainController">
+    <top>
+        <VBox prefHeight="200.0" prefWidth="100.0" spacing="10.0" BorderPane.alignment="CENTER">
+            <children>
+                <VBox fillWidth="false" prefHeight="47.0" prefWidth="600.0">
+                    <children>
+                        <ButtonBar buttonMinWidth="30.0" prefHeight="40.0" prefWidth="200.0">
+                            <buttons>
+                                <Button alignment="CENTER" disable="true" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="←" />
+                                <Button alignment="CENTER" disable="true" layoutX="31.0" layoutY="17.0" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="→" />
+                                <Region prefHeight="200.0" prefWidth="200.0" />
+                            </buttons>
+                        </ButtonBar>
+                    </children>
+                </VBox>
+                <HBox alignment="CENTER" prefHeight="170.0" prefWidth="600.0">
+                    <children>
+                        <Text strokeType="OUTSIDE" strokeWidth="0.0" text="Notenmanager" textAlignment="CENTER" wrappingWidth="253.30859375">
+                            <font>
+                                <Font size="38.0" />
+                            </font>
+                        </Text>
+                    </children>
+                </HBox>
+            </children>
+        </VBox>
+    </top>
+    <bottom>
+        <Text strokeType="OUTSIDE" strokeWidth="0.0" text="Version 1.0" wrappingWidth="54.114078521728516" BorderPane.alignment="CENTER">
+            <font>
+                <Font size="10.0" />
+            </font>
+        </Text>
+    </bottom>
+    <center>
+        <VBox prefHeight="198.0" prefWidth="128.0" BorderPane.alignment="CENTER">
+            <children>
+                <HBox alignment="CENTER" prefHeight="100.0" prefWidth="200.0" spacing="50.0">
+                    <children>
+                        <ComboBox fx:id="comboBox" prefHeight="30.0" prefWidth="250.0" promptText="Studiengang wählen" />
+                        <ComboBox layoutX="254.0" layoutY="46.0" prefHeight="30.0" prefWidth="250.0" promptText="Student wählen" />
+                    </children>
+                </HBox>
+                <HBox alignment="TOP_CENTER" layoutX="10.0" layoutY="10.0" prefHeight="100.0" prefWidth="200.0">
+                    <children>
+                        <Region prefHeight="94.0" prefWidth="24.0" />
+                        <Button defaultButton="true" onAction="#switchToDegreeModification" prefHeight="26.0" prefWidth="129.0" text="Studiengang anlegen">
+                            <HBox.margin>
+                                <Insets />
+                            </HBox.margin></Button>
+                        <Region prefHeight="94.0" prefWidth="119.0" />
+                        <Region prefHeight="94.0" prefWidth="52.0" />
+                        <Button defaultButton="true" onAction="#switchToStudentModification" prefHeight="26.0" prefWidth="110.0" text="Student anlegen">
+                            <HBox.margin>
+                                <Insets right="50.0" />
+                            </HBox.margin></Button>
+                        <Region prefHeight="94.0" prefWidth="112.0" />
+                    </children>
+                    <VBox.margin>
+                        <Insets />
+                    </VBox.margin>
+                </HBox>
+            </children>
+        </VBox>
+    </center>
+    <left>
+        <Label fx:id="welcomeText" BorderPane.alignment="CENTER" />
+    </left>
+</BorderPane>

src/main/resources/com/example/grademanager_gui/student-details.fxml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+
+<BorderPane maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.grademanager_gui.MainController">
+   <top>
+      <VBox fillWidth="false" prefHeight="46.0" prefWidth="600.0" BorderPane.alignment="CENTER">
+         <children>
+            <ButtonBar buttonMinWidth="30.0" prefHeight="40.0" prefWidth="200.0">
+              <buttons>
+                <Button alignment="CENTER" minWidth="22.0" mnemonicParsing="false" onAction="#switchToMain" prefHeight="26.0" text="←" />
+                  <Button alignment="CENTER" disable="true" layoutX="31.0" layoutY="17.0" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="→" />
+                  <Region prefHeight="200.0" prefWidth="200.0" />
+              </buttons>
+            </ButtonBar>
+         </children>
+      </VBox>
+   </top>
+   <left>
+      <Label fx:id="welcomeText" BorderPane.alignment="CENTER" />
+   </left>
+</BorderPane>

src/main/resources/com/example/grademanager_gui/student-modification.fxml

+<?xml version="1.0" encoding="UTF-8"?>
+
+<?import com.gluonhq.charm.glisten.control.ToggleButtonGroup?>
+<?import javafx.geometry.Insets?>
+<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.ButtonBar?>
+<?import javafx.scene.control.ComboBox?>
+<?import javafx.scene.control.Label?>
+<?import javafx.scene.control.RadioButton?>
+<?import javafx.scene.control.TextField?>
+<?import javafx.scene.layout.BorderPane?>
+<?import javafx.scene.layout.HBox?>
+<?import javafx.scene.layout.Region?>
+<?import javafx.scene.layout.VBox?>
+<?import javafx.scene.text.Font?>
+<?import javafx.scene.text.Text?>
+
+<BorderPane prefHeight="688.0" prefWidth="698.0" xmlns="http://javafx.com/javafx/18" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.example.grademanager_gui.StudentModificationController">
+   <top>
+      <VBox fillWidth="false" prefHeight="42.0" prefWidth="600.0" BorderPane.alignment="CENTER">
+         <children>
+            <ButtonBar buttonMinWidth="30.0" prefHeight="40.0" prefWidth="200.0">
+               <buttons>
+                  <Button alignment="CENTER" minWidth="22.0" mnemonicParsing="false" onAction="#abortAndSwitchToMain" prefHeight="26.0" text="←" />
+                  <Button alignment="CENTER" disable="true" layoutX="31.0" layoutY="17.0" minWidth="22.0" mnemonicParsing="false" prefHeight="26.0" text="→" />
+                  <Region prefHeight="200.0" prefWidth="200.0" />
+               </buttons>
+            </ButtonBar>
+         </children>
+      </VBox>
+   </top>
+   <center>
+      <VBox prefHeight="200.0" prefWidth="100.0" BorderPane.alignment="CENTER">
+         <children>
+            <HBox alignment="CENTER" prefHeight="81.0" prefWidth="600.0" spacing="100.0">
+               <children>
+                  <Text strokeType="OUTSIDE" strokeWidth="0.0" text="Student anlegen" wrappingWidth="221.59811401367188">
+                     <font>
+                        <Font size="30.0" />
+                     </font>
+                  </Text>
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="118.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Geschlecht">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="127.0" />
+                  <ComboBox fx:id="genderComboBox" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="10.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Vorname">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="135.0" />
+                  <TextField fx:id="firstName" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="80.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Nachname">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="128.0" />
+                  <TextField fx:id="lastName" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+               <opaqueInsets>
+                  <Insets />
+               </opaqueInsets>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="118.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Wohnort">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="142.0" />
+                  <TextField fx:id="placeOfResidence" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="195.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Geburtsort">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="129.0" />
+                  <TextField fx:id="birthPlace" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="233.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Email (offiziell)">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="109.0" />
+                  <TextField fx:id="officialEmail" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="284.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Email (privat)">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="118.0" />
+                  <TextField fx:id="privateEmail" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="322.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Kurse">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="166.0" />
+                  <TextField fx:id="personalCourses" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="360.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Status">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="162.0" />
+                  <TextField fx:id="status" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="453.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Gebühren entrichtet">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="77.0" />
+                  <ToggleButtonGroup selectionType="SINGLE">
+                      <toggles>
+                        <RadioButton fx:id="yes" mnemonicParsing="false" text="Ja">
+                           <padding>
+                              <Insets right="50.0" />
+                           </padding>
+                        </RadioButton>
+                        <RadioButton fx:id="no" layoutX="10.0" layoutY="10.0" mnemonicParsing="false" text="Nein">
+                           <padding>
+                              <Insets right="150.0" />
+                           </padding>
+                        </RadioButton>
+                      </toggles>
+                     <HBox.margin>
+                        <Insets top="8.0" />
+                     </HBox.margin>
+                  </ToggleButtonGroup>
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="492.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Semester">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="148.0" />
+                  <TextField fx:id="bachelorSemester" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="530.0" prefHeight="38.0" prefWidth="600.0">
+               <children>
+                  <Label text="Noten">
+                     <HBox.margin>
+                        <Insets left="25.0" />
+                     </HBox.margin>
+                     <font>
+                        <Font size="14.0" />
+                     </font>
+                  </Label>
+                  <Region prefHeight="38.0" prefWidth="166.0" />
+                  <TextField fx:id="grades" prefHeight="26.0" prefWidth="280.0" />
+               </children>
+            </HBox>
+            <HBox alignment="CENTER" layoutX="10.0" layoutY="399.0" prefHeight="54.0" prefWidth="600.0">
+               <children>
+                  <Button defaultButton="true" mnemonicParsing="false" onAction="#onSaveButtonClick" text="Speichern" />
+               </children>
+            </HBox>
+         </children>
+      </VBox>
+   </center>
+   <bottom>
+      <TextField fx:id="warning" disable="true" BorderPane.alignment="CENTER" />
+   </bottom>
+</BorderPane>