diff --git a/Sda2/P/account/.gitignore b/Sda2/P/account/.gitignore
new file mode 100644
index 0000000000000000000000000000000000000000..a1c3ab4d08c0f9f91918f21c730272a4711885e8
--- /dev/null
+++ b/Sda2/P/account/.gitignore
@@ -0,0 +1,4 @@
+/target/
+/.settings/
+.classpath
+.project
diff --git a/Sda2/P/account/pom.xml b/Sda2/P/account/pom.xml
new file mode 100644
index 0000000000000000000000000000000000000000..364aa607f64f5fec8fd1d0523729d96753e476ec
--- /dev/null
+++ b/Sda2/P/account/pom.xml
@@ -0,0 +1,48 @@
+<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 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+ <modelVersion>4.0.0</modelVersion>
+
+ <groupId>de.hdm-stuttgart.mi.sda2</groupId>
+ <artifactId>account</artifactId>
+ <version>0.9</version>
+ <packaging>jar</packaging>
+
+ <name>account</name>
+
+ <!--Fixme: Add a sensible project related domain here -->
+ <url>http://somedomain.org</url>
+
+ <properties>
+ <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+ </properties>
+
+ <dependencies>
+ <dependency>
+ <groupId>junit</groupId>
+ <artifactId>junit</artifactId>
+ <version>4.11</version>
+ <scope>test</scope>
+ </dependency>
+
+ <dependency>
+ <groupId>log4j</groupId>
+ <artifactId>log4j</artifactId>
+ <version>1.2.17</version>
+ </dependency>
+
+ </dependencies>
+
+ <build>
+ <plugins>
+ <plugin>
+ <groupId>org.apache.maven.plugins</groupId>
+ <artifactId>maven-compiler-plugin</artifactId>
+ <version>3.1</version>
+ <configuration>
+ <source>1.8</source>
+ <target>1.8</target>
+ </configuration>
+ </plugin>
+ </plugins>
+ </build>
+</project>
diff --git a/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/Driver.java b/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/Driver.java
new file mode 100644
index 0000000000000000000000000000000000000000..2af860570717e7c8509f869bbddcab1c63dee950
--- /dev/null
+++ b/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/Driver.java
@@ -0,0 +1,13 @@
+package de.hdm_stuttgart.mi.sda2.account;
+
+import org.apache.log4j.Logger;
+
+/**
+ * Hello world!
+ *
+ */
+public class Driver {
+ private static Logger log = Logger.getLogger(Driver.class);
+
+
+}
diff --git a/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/MainGUI.java b/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/MainGUI.java
new file mode 100644
index 0000000000000000000000000000000000000000..d136b70a423b04f62ba87cf3d3b4e74c41b6efa6
--- /dev/null
+++ b/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/MainGUI.java
@@ -0,0 +1,86 @@
+package de.hdm_stuttgart.mi.sda2.account;
+
+import javafx.application.Application;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Scene;
+import javafx.scene.control.Button;
+import javafx.scene.control.Label;
+import javafx.scene.layout.GridPane;
+import javafx.scene.text.Font;
+import javafx.scene.text.FontWeight;
+import javafx.scene.text.Text;
+import javafx.stage.Stage;
+import de.hdm_stuttgart.mi.sda2.account.gui.NumberField;
+
+public class MainGUI extends Application {
+
+ public static void main( String[] args ) {
+ launch(args);
+ }
+ public MainGUI() {
+
+ initEditor();
+ srcAccountNoField.textProperty().addListener(event -> amountField.setDisable(false));
+
+ amountField.textProperty().addListener(event -> {
+ srcAccountNoField.setDisable(true);
+ destAccountNoField.setDisable(false);
+ });
+ destAccountNoField.textProperty().addListener(event -> {
+ amountField.setDisable(true);
+ commitBtn.setDisable(false);
+ });
+
+ commitBtn.setOnAction(event-> initEditor());
+ }
+
+ final NumberField
+ srcAccountNoField = new NumberField()
+ ,amountField = new NumberField()
+ ,destAccountNoField = new NumberField();
+
+ final Button commitBtn = new Button("Commit transaction");
+
+ @Override
+ public void start(final Stage primaryStage) {
+ primaryStage.setTitle("Account transfer!");
+
+ final GridPane grid = new GridPane();
+ grid.setAlignment(Pos.CENTER);
+ grid.setHgap(10);
+ grid.setVgap(10);
+ grid.setPadding(new Insets(25, 25, 25, 25));
+
+ int currentRowIndex = 0;
+ final Text scenetitle = new Text("Account transfer");//rowIndex == 0
+ scenetitle.setFont(Font.font("Tahoma", FontWeight.NORMAL, 20));
+ grid.add(scenetitle, 0, currentRowIndex, 2, 1);
+
+ currentRowIndex++;
+ grid.add(new Label("Source account:"), 0, currentRowIndex);
+ grid.add(srcAccountNoField, 1, currentRowIndex);
+
+ currentRowIndex++;
+ grid.add(new Label("Amount:"), 0, currentRowIndex);
+ grid.add(amountField, 1, currentRowIndex);
+
+ currentRowIndex++;
+ grid.add(new Label("Destination account:"), 0, currentRowIndex);
+ grid.add(destAccountNoField, 1, currentRowIndex);
+
+ currentRowIndex++;
+ grid.add(commitBtn, 1, currentRowIndex);
+
+ Scene scene = new Scene(grid, 300, 250);
+ primaryStage.setScene(scene);
+ primaryStage.show();
+ }
+
+ private void initEditor() {
+ srcAccountNoField.setDisable(false);
+ amountField.setDisable(true);
+ destAccountNoField.setDisable(true);
+ commitBtn.setDisable(true);
+ }
+}
diff --git a/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/gui/NumberField.java b/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/gui/NumberField.java
new file mode 100644
index 0000000000000000000000000000000000000000..fdbc928b08b9f32197ed2ef6e8413b41feca0b29
--- /dev/null
+++ b/Sda2/P/account/src/main/java/de/hdm_stuttgart/mi/sda2/account/gui/NumberField.java
@@ -0,0 +1,37 @@
+package de.hdm_stuttgart.mi.sda2.account.gui;
+
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
+import javafx.scene.control.TextField;
+
+public class NumberField extends TextField {
+
+ int value = 0;
+
+ public NumberField() {
+
+ setText("0");
+ textProperty().addListener(new ChangeListener<String>() {
+
+ @Override
+ public void changed(ObservableValue<? extends String> observable,
+ String oldValue, String newValue) {
+ switch (newValue) {
+ case "":
+ case "-":
+ return;
+ }
+
+ try {
+ value = Integer.parseInt(newValue);
+ } catch (NumberFormatException e) {
+ setText(oldValue);
+ }
+ }
+ });
+ }
+
+ int getValue() {
+ return value;
+ }
+}
\ No newline at end of file
diff --git a/Sda2/P/account/src/main/resources/log4j.properties b/Sda2/P/account/src/main/resources/log4j.properties
new file mode 100644
index 0000000000000000000000000000000000000000..a81103b6e4443b267790f46db3b8f2930af696e3
--- /dev/null
+++ b/Sda2/P/account/src/main/resources/log4j.properties
@@ -0,0 +1,15 @@
+#Set root logger level to DEBUG and its only appender to A1.
+log4j.rootLogger=DEBUG, A1
+
+# A1 is set to be a ConsoleAppender.
+log4j.appender.A1=org.apache.log4j.ConsoleAppender
+
+# A1 uses PatternLayout comforting Eclipse's debugger.
+log4j.appender.A1.layout=org.apache.log4j.PatternLayout
+log4j.appender.A1.layout.ConversionPattern=%p: %m at %c.%M(%C{1}.java:%L)%n
+
+# Activate per-class or package logging rules if required. For example
+# reducing logging to INFO level for class de.hdm-stuttgart.mi.sda2.account.App
+# can be achieved by un-commenting the following line:
+
+#log4j.logger.de.hdm-stuttgart.mi.sda2.account.App.parse.Group=INFO
diff --git a/Sda2/P/account/src/test/java/de/hdm_stuttgart/mi/sda2/account/AppTest.java b/Sda2/P/account/src/test/java/de/hdm_stuttgart/mi/sda2/account/AppTest.java
new file mode 100644
index 0000000000000000000000000000000000000000..8ceb561cfd85e7fc08c781f7418b051ee0d60275
--- /dev/null
+++ b/Sda2/P/account/src/test/java/de/hdm_stuttgart/mi/sda2/account/AppTest.java
@@ -0,0 +1,14 @@
+package de.hdm_stuttgart.mi.sda2.account;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+/**
+ * Unit test for simple App.
+ */
+public class AppTest {
+ @Test
+ public void testApp() {
+ Assert.assertTrue( true );
+ }
+}