first try

#22 don't ignore loading exceptions

.github/workflows/build-and-test.yml

@@ -0,0 +1,21 @@
+name: Build and Test with Gradle
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up JDK 17
+      uses: actions/setup-java@v1
+      with:
+        java-version: 17
+    - name: Grant execute permission for gradlew
+      run: chmod +x gradlew
+    - name: Build with Gradle
+      run: ./gradlew build
+    - name: Test with Gradle
+      run: ./gradlew test

README.md

@@ -1,4 +1,5 @@
 # SmartCSV.fx
+![Build and Test](https://github.com/frosch95/SmartCSV.fx/workflows/Build%20and%20Test%20with%20Gradle/badge.svg) ![GitHub All Releases](https://img.shields.io/github/downloads/frosch95/SmartCSV.fx/total) ![GitHub](https://img.shields.io/github/license/frosch95/SmartCSV.fx) ![GitHub tag (latest by date)](https://img.shields.io/github/v/tag/frosch95/SmartCSV.fx?label=version) ![GitHub Release Date](https://img.shields.io/github/release-date/frosch95/SmartCSV.fx)
 ## Description
 A simple JavaFX application to load, save and edit a CSV file and provide a [JSON Table Schema](http://specs.frictionlessdata.io/json-table-schema/) for columns to check the values in the columns.
 
@@ -14,7 +15,7 @@ even in a "normal" CSV editor. So I decided to write this simple JavaFX applicat
 
 [Wiki & Documentation](https://github.com/frosch95/SmartCSV.fx/wiki)
 
-binary distribution of the [latest release (0.9.2)](https://github.com/frosch95/SmartCSV.fx/releases/download/0.9.2/SmartCSV.fx-0.9.2-SNAPSHOT.zip)
+binary distribution of the [latest release (1.0.1)](https://github.com/frosch95/SmartCSV.fx/releases/download/1.0.1/SmartCSV.fx-1.0.1.zip)
 
 ## Talks
 [Introduction](http://javafx.ninja/talks/introduction/)
@@ -23,7 +24,7 @@ binary distribution of the [latest release (0.9.2)](https://github.com/frosch95/
 ### The MIT License (MIT)
 
 
-Copyright (c) 2015-2019 Andreas Billmann <andreas.billmann@javafx.ninja>
+Copyright (c) 2015-2020 Andreas Billmann <andreas.billmann@javafx.ninja>
 
 
 

build.gradle

@@ -11,29 +11,39 @@ repositories {
     jcenter()
 }
 
+apply plugin: 'java'
+sourceCompatibility = 17
+targetCompatibility = 17
+
 javafx {
-    version = "13"
     modules = [ 'javafx.controls', 'javafx.fxml' ]
 }
 
 dependencies {
-    testCompile group: 'junit', name: 'junit', version: '4.12'
+    // https://mvnrepository.com/artifact/org.junit.jupiter/junit-jupiter-api
-    testCompile group: 'org.hamcrest', name: 'hamcrest-library', version: '1.3'
+    testImplementation  group: 'org.junit.jupiter', name: 'junit-jupiter-api', version: '5.5.2'
-    compile group: 'org.codehaus.groovy', name: 'groovy-all', version: '3.0.0-beta-3'
+    testImplementation  group: 'org.junit.jupiter', name: 'junit-jupiter-params', version: '5.5.2'
-    compile group: 'org.springframework', name:'spring-context', version: '5.2.0.RELEASE'
+    testImplementation  group: 'org.hamcrest', name: 'hamcrest-library', version: '2.2'
-    compile group: 'net.sf.supercsv', name: 'super-csv', version: '2.4.0'
+    testImplementation  group: 'org.mockito', name: 'mockito-core', version:'3.1.0'
-    compile group: 'commons-validator', name: 'commons-validator', version: '1.6'
+    implementation  group: 'org.codehaus.groovy', name: 'groovy-all', version: '3.0.6'
-    compile group: 'de.jensd', name: 'fontawesomefx-commons', version: '11.0'
+    implementation  group: 'org.springframework', name:'spring-context', version: '5.3.10'
-    compile group: 'de.jensd', name: 'fontawesomefx-fontawesome', version: '4.7.0-11'
+    implementation  group: 'net.sf.supercsv', name: 'super-csv', version: '2.4.0'
-    compile group: 'de.jensd', name: 'fontawesomefx-materialdesignfont', version: '1.7.22-11'
+    implementation  group: 'commons-validator', name: 'commons-validator', version: '1.7'
-    compile group: 'de.jensd', name: 'fontawesomefx-materialicons', version: '2.2.0-11'
+    implementation  group: 'de.jensd', name: 'fontawesomefx-commons', version: '11.0'
-    compile group: 'org.controlsfx', name: 'controlsfx', version: '11.0.0'
+    implementation  group: 'de.jensd', name: 'fontawesomefx-fontawesome', version: '4.7.0-11'
-    compile group: 'com.google.code.gson', name: 'gson', version: '2.8.5'
+    implementation  group: 'de.jensd', name: 'fontawesomefx-materialdesignfont', version: '1.7.22-11'
-    compile group: 'org.apache.logging.log4j', name: 'log4j-api', version: '2.11.0'
+    implementation  group: 'de.jensd', name: 'fontawesomefx-materialicons', version: '2.2.0-11'
-    compile group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.11.0'
+    implementation  group: 'org.controlsfx', name: 'controlsfx', version: '11.0.2'
-    compile group: 'org.fxmisc.richtext', name: 'richtextfx', version: '0.10.2'
+    implementation  group: 'com.google.code.gson', name: 'gson', version: '2.8.6'
+    implementation  group: 'org.apache.logging.log4j', name: 'log4j-api', version: '2.11.0'
+    implementation  group: 'org.apache.logging.log4j', name: 'log4j-core', version: '2.11.0'
+    implementation  group: 'org.fxmisc.richtext', name: 'richtextfx', version: '0.10.5'
+}
+
+test {
+    useJUnitPlatform()
 }
 
 group 'ninja.javafx'
-version '0.9.2-SNAPSHOT'
+version '1.0.1'
 mainClassName = 'ninja.javafx.smartcsv.Main'

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.5-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists

src/main/java/ninja/javafx/smartcsv/FileReader.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/FileWriter.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/Main.java

@@ -1,3 +1,29 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+
+*/
+
 package ninja.javafx.smartcsv;
 
 import ninja.javafx.smartcsv.fx.SmartCSV;

src/main/java/ninja/javafx/smartcsv/csv/CSVConfigurable.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/csv/CSVFileReader.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -29,6 +29,7 @@ package ninja.javafx.smartcsv.csv;
 import ninja.javafx.smartcsv.FileReader;
 import ninja.javafx.smartcsv.fx.table.model.CSVModel;
 import ninja.javafx.smartcsv.fx.table.model.CSVRow;
+import org.supercsv.exception.SuperCsvException;
 import org.supercsv.io.CsvMapReader;
 import org.supercsv.io.ICsvMapReader;
 
@@ -47,10 +48,8 @@ public class CSVFileReader extends CSVConfigurable implements FileReader<CSVMode
     @Override
     public void read(File file) throws IOException {
 
-        ICsvMapReader mapReader = null;
+        try (ICsvMapReader mapReader = new CsvMapReader(new java.io.FileReader(file.getAbsoluteFile(), Charset.forName(fileEncoding)),
-        try {
+                csvPreference)) {
-            mapReader = new CsvMapReader(new java.io.FileReader(file.getAbsoluteFile(), Charset.forName(fileEncoding)),
-                    csvPreference);
             model = new CSVModel();
 
             // the header columns are used as the keys to the Map
@@ -64,11 +63,10 @@ public class CSVFileReader extends CSVConfigurable implements FileReader<CSVMode
                     model.addValue(row, column, customerMap.get(column));
                 }
             }
-
+        } catch (IOException | SuperCsvException ex) {
-        } finally {
+            // TODO perhaps a custom NinjaException that can properly identify and localize the exception message
-            if (mapReader != null) {
+            // is this a file not found? is this a corrupt csv? etc
-                mapReader.close();
+            throw new IOException("Failed to read " + file + ": " + ex.getMessage(), ex);
-            }
         }
     }
 

src/main/java/ninja/javafx/smartcsv/csv/CSVFileWriter.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/export/ErrorExport.java

@@ -1,9 +1,34 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+
+*/
+
 package ninja.javafx.smartcsv.export;
 
 import javafx.concurrent.Service;
 import javafx.concurrent.Task;
 import ninja.javafx.smartcsv.fx.table.model.CSVModel;
-import ninja.javafx.smartcsv.validation.ValidationError;
 
 import java.io.File;
 import java.io.StringWriter;

src/main/java/ninja/javafx/smartcsv/files/FileStorage.java

@@ -1,3 +1,29 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+
+*/
+
 package ninja.javafx.smartcsv.files;
 
 import javafx.beans.property.BooleanProperty;

src/main/java/ninja/javafx/smartcsv/fx/FXMLController.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/SmartCSV.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -30,6 +30,7 @@ import javafx.application.Application;
 import javafx.application.Platform;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
+import javafx.scene.image.Image;
 import javafx.stage.Stage;
 import ninja.javafx.smartcsv.fx.about.AboutController;
 import org.springframework.context.annotation.*;
@@ -84,9 +85,13 @@ public class SmartCSV extends Application {
     private void showUI(Stage primaryStage, String name, String version) {
         SmartCSVController smartCVSController = appContext.getBean(SmartCSVController.class);
         Scene scene = new Scene((Parent) smartCVSController.getView());
+        var darkThemeCss = scene.getRoot().getStylesheets().get(0);
+        scene.getRoot().getStylesheets().remove(darkThemeCss);
+        scene.getRoot().getStylesheets().add(darkThemeCss);
 
         primaryStage.setScene(scene);
         primaryStage.setTitle(String.format("%s %s", name, version));
+        primaryStage.getIcons().add(new Image(SmartCSV.class.getResourceAsStream("/ninja/javafx/smartcsv/icon/logo.png")));
         primaryStage.show();
         primaryStage.setMaximized(true);
 

src/main/java/ninja/javafx/smartcsv/fx/SmartCSVController.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -26,6 +26,7 @@
 
 package ninja.javafx.smartcsv.fx;
 
+import javafx.beans.InvalidationListener;
 import javafx.beans.binding.Bindings;
 import javafx.collections.ListChangeListener;
 import javafx.collections.WeakListChangeListener;
@@ -51,14 +52,15 @@ import ninja.javafx.smartcsv.fx.table.ValidationCellFactory;
 import ninja.javafx.smartcsv.fx.table.model.CSVModel;
 import ninja.javafx.smartcsv.fx.table.model.CSVRow;
 import ninja.javafx.smartcsv.fx.table.model.CSVValue;
+import ninja.javafx.smartcsv.fx.util.JavaFxUtils;
 import ninja.javafx.smartcsv.fx.util.LoadFileService;
 import ninja.javafx.smartcsv.fx.util.SaveFileService;
 import ninja.javafx.smartcsv.fx.validation.ValidationEditorController;
 import ninja.javafx.smartcsv.preferences.*;
-import ninja.javafx.smartcsv.validation.configuration.ValidationConfiguration;
 import ninja.javafx.smartcsv.validation.ValidationError;
 import ninja.javafx.smartcsv.validation.ValidationFileReader;
 import ninja.javafx.smartcsv.validation.ValidationFileWriter;
+import ninja.javafx.smartcsv.validation.configuration.ValidationConfiguration;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Component;
@@ -84,6 +86,7 @@ import static javafx.scene.layout.AnchorPane.*;
 @Component
 public class SmartCSVController extends FXMLController {
 
+
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // constants
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
@@ -594,8 +597,9 @@ public class SmartCSVController extends FXMLController {
         //Show open file dialog
         File file = fileChooser.showOpenDialog(applicationPane.getScene().getWindow());
         if (file != null) {
+            File previousFile = storageFile.getFile();
             storageFile.setFile(file);
-            useLoadFileService(storageFile, t -> resetContent());
+            useLoadFileService(storageFile, t -> resetContent(), () -> storageFile.setFile(previousFile));
         }
     }
 
@@ -624,13 +628,20 @@ public class SmartCSVController extends FXMLController {
         return file;
     }
 
-    private void useLoadFileService(FileStorage fileStorage, EventHandler<WorkerStateEvent> onSucceededHandler) {
+    private void useLoadFileService(FileStorage<?> fileStorage, EventHandler<WorkerStateEvent> onSucceededHandler) {
+        useLoadFileService(fileStorage, onSucceededHandler, () -> {
+            // nothing to rollback
+        });
+    }
+
+    private void useLoadFileService(FileStorage<?> fileStorage, EventHandler<WorkerStateEvent> onSucceededHandler, Runnable rollbackAction) {
         loadFileService.setFileStorage(fileStorage);
         loadFileService.restart();
         loadFileService.setOnSucceeded(onSucceededHandler);
+        loadFileService.setOnFailed(event -> JavaFxUtils.onServiceError(event, "LoadFileService Error", "Failed to load the file.", rollbackAction));
     }
 
-    private void useSaveFileService(FileStorage fileStorage) {
+    private void useSaveFileService(FileStorage<?> fileStorage) {
         saveFileService.setFileStorage(fileStorage);
         saveFileService.restart();
         saveFileService.setOnSucceeded(t -> resetContent());
@@ -656,6 +667,10 @@ public class SmartCSVController extends FXMLController {
                 addColumn(column, tableView);
             }
 
+            tableView.getColumns().addListener(
+                    (InvalidationListener) observable -> currentCsvFile.getContent().setHeader(
+                            tableView.getColumns().stream().map((x) -> x.getText()).toArray(String[]::new)));
+
             tableView.getItems().setAll(currentCsvFile.getContent().getRows());
             tableView.setEditable(true);
 

src/main/java/ninja/javafx/smartcsv/fx/about/AboutController.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/list/ErrorSideBar.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/list/GotoLineDialog.java

@@ -1,3 +1,29 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+
+*/
+
 package ninja.javafx.smartcsv.fx.list;
 
 import javafx.application.Platform;
@@ -9,9 +35,6 @@ import javafx.scene.layout.Region;
 
 import java.util.function.UnaryOperator;
 
-/**
- * Created by abi on 05.08.2016.
- */
 public class GotoLineDialog extends Dialog<Integer> {
 
     private final GridPane grid;

src/main/java/ninja/javafx/smartcsv/fx/preferences/PreferencesController.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/table/EditableValidationCell.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -125,7 +125,7 @@ public class EditableValidationCell extends TableCell<CSVRow, CSVValue> {
         });
     }
 
-    private class ValueTextField extends TextField {
+    private static class ValueTextField extends TextField {
         private CSVValue value;
 
         public ValueTextField(CSVValue value) {

src/main/java/ninja/javafx/smartcsv/fx/table/ObservableMapValueFactory.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -47,7 +47,6 @@ public class ObservableMapValueFactory implements
     @Override
     public ObjectProperty<CSVValue> call(TableColumn.CellDataFeatures<CSVRow, CSVValue> features) {
         CSVRow row = features.getValue();
-        ObjectProperty<CSVValue> value = row.getColumns().get(key);
+        return row.getColumns().get(key);
-        return value;
     }
 }

src/main/java/ninja/javafx/smartcsv/fx/table/ValidationCellFactory.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/table/model/CSVModel.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/table/model/CSVRow.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/table/model/CSVValue.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/table/model/ColumnValueProvider.java

@@ -1,3 +1,29 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+
+*/
+
 package ninja.javafx.smartcsv.fx.table.model;
 
 /**

src/main/java/ninja/javafx/smartcsv/fx/util/ColorConstants.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/util/I18nValidationUtil.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/util/JavaFxUtils.java

@@ -0,0 +1,73 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2021 javafx.ninja <info@javafx.ninja>
+
+   Permission is hereby granted, free of charge, to any person obtaining a copy
+   of this software and associated documentation files (the "Software"), to deal
+   in the Software without restriction, including without limitation the rights
+   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+   copies of the Software, and to permit persons to whom the Software is
+   furnished to do so, subject to the following conditions:
+
+   The above copyright notice and this permission notice shall be included in
+   all copies or substantial portions of the Software.
+
+   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
+   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+   THE SOFTWARE.
+
+*/
+package ninja.javafx.smartcsv.fx.util;
+
+import javafx.concurrent.Worker;
+import javafx.concurrent.WorkerStateEvent;
+import javafx.scene.control.Alert;
+import ninja.javafx.smartcsv.fx.SmartCSVController;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+/**
+ * This class helps extract useful messages from exceptions
+ * TODO: make I18n maybe?
+ */
+public final class JavaFxUtils {
+
+    private static final Logger logger = LogManager.getLogger(SmartCSVController.class);
+
+    private JavaFxUtils() {
+    }
+
+    public static void onServiceError(WorkerStateEvent event, String windowTitle, String errorHeader) {
+        onServiceError(event, windowTitle, errorHeader, () -> {
+        });
+    }
+
+    public static void onServiceError(WorkerStateEvent event, String windowTitle, String errorHeader, Runnable rollbackAction) {
+        Alert alert = new Alert(Alert.AlertType.ERROR);
+        alert.setTitle(windowTitle);
+        alert.setHeaderText(errorHeader);
+        alert.setContentText(findExceptionMessage(event.getSource()));
+        alert.showAndWait();
+    }
+
+    private static String findExceptionMessage(Worker<?> source) {
+        if (source == null) {
+            return "Cannot identify the source of the event!";
+        } else if (source.getException() == null) {
+            return "The event did not have an exception?";
+        }
+        Throwable exception = source.getException();
+        logger.error("Error in " + source.getClass().getSimpleName(), exception);
+        if (exception.getMessage() == null) {
+            return "Exception of type " + exception.getClass() + " had no message, check the logs.";
+        }
+        return exception.getMessage();
+    }
+
+}

src/main/java/ninja/javafx/smartcsv/fx/util/LoadFileService.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -34,17 +34,17 @@ import ninja.javafx.smartcsv.files.FileStorage;
  * Service class for async load of a csv file
  */
 @org.springframework.stereotype.Service
-public class LoadFileService extends Service {
+public class LoadFileService extends Service<Void> {
 
-    private FileStorage file;
+    private FileStorage<?> file;
 
-    public void setFileStorage(FileStorage file) {
+    public void setFileStorage(FileStorage<?> file) {
         this.file = file;
     }
 
     @Override
-    protected Task createTask() {
+    protected Task<Void> createTask() {
-        return new Task() {
+        return new Task<>() {
             @Override
             protected Void call() throws Exception {
                 if (file != null) {

src/main/java/ninja/javafx/smartcsv/fx/util/SaveFileService.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -31,22 +31,22 @@ import javafx.concurrent.Task;
 import ninja.javafx.smartcsv.files.FileStorage;
 
 /**
- * Service class for async load of a csv file
+ * Service class for async save of a csv file
  */
 @org.springframework.stereotype.Service
-public class SaveFileService extends Service {
+public class SaveFileService extends Service<Void> {
 
-    private FileStorage file;
+    private FileStorage<?> file;
 
-    public void setFileStorage(FileStorage value) {
+    public void setFileStorage(FileStorage<?> value) {
         file = value;
     }
 
     @Override
-    protected Task createTask() {
+    protected Task<Void> createTask() {
-        return new Task() {
+        return new Task<>() {
             @Override
-            protected Void call() throws Exception {
+            protected Void call() {
                 try {
                     file.save();
                 } catch (Throwable ex) {

src/main/java/ninja/javafx/smartcsv/fx/validation/StringFormatEditorCellFactory.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/validation/StringFormatStringConverter.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/fx/validation/ValidationEditorController.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/preferences/CharsetHelper.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/preferences/EncodingFileReader.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/preferences/EncodingFileWriter.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/preferences/PreferencesFileReader.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -43,7 +43,6 @@ import static ninja.javafx.smartcsv.preferences.QuoteModeHelper.getQuoteMode;
  */
 public class PreferencesFileReader implements FileReader<CsvPreference> {
 
-    private Map config;
     private CsvPreference csvPreference;
 
     public PreferencesFileReader() {
@@ -54,14 +53,14 @@ public class PreferencesFileReader implements FileReader<CsvPreference> {
 
     @Override
     public void read(File filename) throws IOException {
-        config = new GsonBuilder().create().fromJson(new java.io.FileReader(filename), HashMap.class);
+        Map config = new GsonBuilder().create().fromJson(new java.io.FileReader(filename), HashMap.class);
 
         if (config != null) {
             char quoteChar = config.get("quoteChar").toString().charAt(0);
             char delimiterChar = config.get("delimiterChar").toString().charAt(0);
             String endOfLineSymbols = config.get("endOfLineSymbols").toString();
-            boolean surroundingSpacesNeedQuotes = (Boolean)config.get("surroundingSpacesNeedQuotes");
+            boolean surroundingSpacesNeedQuotes = (Boolean) config.get("surroundingSpacesNeedQuotes");
-            boolean ignoreEmptyLines = (Boolean)config.get("ignoreEmptyLines");
+            boolean ignoreEmptyLines = (Boolean) config.get("ignoreEmptyLines");
             String quoteMode = config.get("quoteMode").toString();
 
             csvPreference = new CsvPreference.Builder(quoteChar, delimiterChar, endOfLineSymbols)

src/main/java/ninja/javafx/smartcsv/preferences/PreferencesFileWriter.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/preferences/QuoteModeHelper.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/RevalidationService.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/ValidationError.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/ValidationFileReader.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/ValidationFileWriter.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/ValidationMessage.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/Validator.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/BinaryValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/DateValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/DoubleValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/EmailValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/GroovyValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -37,11 +37,11 @@ import org.codehaus.groovy.control.CompilationFailedException;
 public class GroovyValidation extends EmptyValueIsValid {
 
     private String groovyScript;
-    private GroovyShell shell = new GroovyShell();
     private Script script;
 
     public GroovyValidation(String groovyScript) {
         this.groovyScript = groovyScript;
+        GroovyShell shell = new GroovyShell();
         script = shell.parse(groovyScript);
     }
 

src/main/java/ninja/javafx/smartcsv/validation/checker/IntegerValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/MaxLengthValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/MinLengthValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/NotEmptyValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/RegExpValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/UniqueValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/UriValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/UuidValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -34,6 +34,7 @@ import java.util.UUID;
  */
 public class UuidValidation extends EmptyValueIsValid {
 
+    @SuppressWarnings("ResultOfMethodCallIgnored")
     @Override
     public void check(int row, String value, ValidationError error) {
         try {

src/main/java/ninja/javafx/smartcsv/validation/checker/Validation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/checker/ValueOfValidation.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/configuration/Constraints.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/configuration/Field.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/configuration/StringFormat.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/configuration/Type.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/java/ninja/javafx/smartcsv/validation/configuration/ValidationConfiguration.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal

src/main/resources/ninja/javafx/smartcsv/fx/about/about.fxml

@@ -23,6 +23,7 @@
       </Label>
       <Label text="AOE Takashi (https://github.com/aoetk)" />
       <Label text="Hasan Kara (https://github.com/haisi)" />
+      <Label text="apixandru (https://github.com/apixandru)" />
       <Label text="3rd party software">
          <VBox.margin>
             <Insets top="8.0" />
@@ -89,7 +90,7 @@
             <Font size="18.0" />
          </font>
       </Label>
-      <TextArea editable="false" prefHeight="200.0" prefWidth="200.0" text="Copyright (c) 2015-2019 Andreas Billmann &lt;andreas.billmann@javafx.ninja&gt;&#10;&#10;Permission is hereby granted, free of charge, to any person obtaining a copy&#10;of this software and associated documentation files (the &quot;Software&quot;), to deal&#10;in the Software without restriction, including without limitation the rights&#10;to use, copy, modify, merge, publish, distribute, sublicense, and/or sell&#10;copies of the Software, and to permit persons to whom the Software is&#10;furnished to do so, subject to the following conditions:&#10;&#10;The above copyright notice and this permission notice shall be included in&#10;all copies or substantial portions of the Software.&#10;&#10;&#10;&#10;THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR&#10;IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,&#10;FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE&#10;AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER&#10;LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,&#10;OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN&#10;THE SOFTWARE." wrapText="true" />
+      <TextArea editable="false" prefHeight="200.0" prefWidth="200.0" text="Copyright (c) 2015-2021 Andreas Billmann &lt;andreas.billmann@javafx.ninja&gt;&#10;&#10;Permission is hereby granted, free of charge, to any person obtaining a copy&#10;of this software and associated documentation files (the &quot;Software&quot;), to deal&#10;in the Software without restriction, including without limitation the rights&#10;to use, copy, modify, merge, publish, distribute, sublicense, and/or sell&#10;copies of the Software, and to permit persons to whom the Software is&#10;furnished to do so, subject to the following conditions:&#10;&#10;The above copyright notice and this permission notice shall be included in&#10;all copies or substantial portions of the Software.&#10;&#10;&#10;&#10;THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR&#10;IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,&#10;FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE&#10;AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER&#10;LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,&#10;OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN&#10;THE SOFTWARE." wrapText="true" />
    </children>
    <opaqueInsets>
       <Insets />

src/main/resources/ninja/javafx/smartcsv/fx/application.properties

@@ -1,5 +1,5 @@
 application.name = SmartCSV.fx
-application.version = 0.9.1
+application.version = 1.0.0
 
 # fxml views
 fxml.smartcvs.view = /ninja/javafx/smartcsv/fx/smartcsv.fxml

src/main/resources/ninja/javafx/smartcsv/fx/dark-theme.css

@@ -0,0 +1,34 @@
+.root {
+    -fx-base: rgb(39, 40, 40);
+    -fx-accent: rgb(80, 80, 80);
+    -fx-default-button: rgb(39, 40, 40);
+    -fx-focus-color: rgb(80, 80, 80);
+    -fx-faint-focus-color: #efefef22;
+    -fx-focused-text-base-color : ladder(
+            -fx-selection-bar,
+            -fx-light-text-color 45%,
+            -fx-dark-text-color 46%,
+            -fx-dark-text-color 59%,
+            -fx-mid-text-color 60%
+    );
+    -fx-focused-mark-color : -fx-focused-text-base-color ;
+    -fx-control-inner-background: rgb(39, 40, 40);
+    -fx-control-inner-background-alt: rgb(20, 20, 20);
+}
+
+
+.table-row-cell:selected {
+    -fx-background-color: rgb(80, 80, 80);
+}
+.table-row-cell {
+    -fx-background-color: #81c483;
+}
+.text-input:focused {
+    -fx-highlight-text-fill: ladder(
+            -fx-highlight-fill,
+            -fx-light-text-color 45%,
+            -fx-dark-text-color  46%,
+            -fx-dark-text-color  59%,
+            -fx-mid-text-color   60%
+    );
+}

src/main/resources/ninja/javafx/smartcsv/fx/smartcsv.fxml

@@ -266,6 +266,7 @@
     <left>
     </left>
     <stylesheets>
+        <URL value="@/ninja/javafx/smartcsv/fx/dark-theme.css" />
         <URL value="@/ninja/javafx/smartcsv/fx/smartcsv.css" />
     </stylesheets>
     <bottom>

src/test/java/ninja/javafx/smartcsv/files/FileStorageTest.java

@@ -0,0 +1,109 @@
+package ninja.javafx.smartcsv.files;
+
+import ninja.javafx.smartcsv.FileReader;
+import ninja.javafx.smartcsv.FileWriter;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.io.File;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.*;
+import static org.mockito.Mockito.*;
+
+public class FileStorageTest {
+
+    private FileReader<String> reader;
+    private FileWriter<String> writer;
+
+    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+    // subject under test
+    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+    private FileStorage<String> sut;
+
+    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+    // init
+    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+    @BeforeEach
+    public void initialize() {
+        reader = mock(FileReader.class);
+        writer = mock(FileWriter.class);
+        sut = new FileStorage<>(reader, writer);
+    }
+
+    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+    // tests
+    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+    @Test
+    public void setFile_ShouldStoreFile() {
+
+        // pre execution assertion
+        assertThat("get file returns null",  sut.getFile(), nullValue());
+        assertThat("property is null", sut.fileProperty().isNull().get(), equalTo(true));
+
+        // execution
+        final File file = new File("file");
+        sut.setFile(file);
+
+        // assertion
+        assertThat("get file returns the file", sut.getFile(), sameInstance(file));
+        assertThat("property is not null", sut.fileProperty().isNull().get(), equalTo(false));
+    }
+
+    @Test
+    public void load_ShouldReadContentFromReader() throws Exception {
+        // setup
+        final File file = new File("file");
+        sut.setFile(file);
+        when(reader.getContent()).thenReturn("CONTENT");
+
+        // execution
+        sut.load();
+
+        // assertion
+        verify(reader).read(file);
+        assertThat("content is set", sut.getContent(), equalTo("CONTENT"));
+    }
+
+    @Test
+    public void load_ShouldResetFileChangedProperty() throws Exception {
+        // setup
+        sut.setFileChanged(true);
+        when(reader.getContent()).thenReturn("CONTENT");
+
+        // execution
+        sut.load();
+
+        // assertion
+        assertThat("file changed is reset", sut.isFileChanged(), equalTo(false));
+    }
+
+    @Test
+    public void save_ShouldWriteContentToWriter() throws Exception {
+        // setup
+        final String content = "CONTENT";
+        sut.setContent(content);
+        final File file = new File("file");
+        sut.setFile(file);
+
+        // execution
+        sut.save();
+
+        // assertion
+        verify(writer).setContent(content);
+        verify(writer).write(file);
+    }
+
+    @Test
+    public void save_ShouldResetFileChangedProperty() throws Exception {
+        // setup
+        sut.setFileChanged(true);
+
+        // execution
+        sut.save();
+
+        // assertion
+        assertThat("file changed is reset", sut.isFileChanged(), equalTo(false));
+    }
+
+}

src/test/java/ninja/javafx/smartcsv/fx/table/model/CSVModelTest.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -26,7 +26,7 @@
 
 package ninja.javafx.smartcsv.fx.table.model;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 import static org.hamcrest.Matchers.*;
 import static org.junit.Assert.assertThat;
@@ -39,14 +39,13 @@ public class CSVModelTest {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // constants
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    static final String TESTHEADER = "TESTHEADER";
+    private static final String TESTHEADER = "TESTHEADER";
-    static final String TESTVALUE = "TESTVALUE";
+    private static final String TESTVALUE = "TESTVALUE";
-    static final String FILEPATH = "filepath";
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // subject under test
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    CSVModel sut = new CSVModel();
+    private CSVModel sut = new CSVModel();
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // tests

src/test/java/ninja/javafx/smartcsv/fx/table/model/CSVRowTest.java

@@ -1,6 +1,6 @@
 package ninja.javafx.smartcsv.fx.table.model;
 
-import org.junit.Test;
+import org.junit.jupiter.api.Test;
 
 import static org.hamcrest.Matchers.hasKey;
 import static org.hamcrest.Matchers.is;
@@ -14,13 +14,13 @@ public class CSVRowTest {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // constants
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    static final String COLUMN = "COLUMN";
+    private static final String COLUMN = "COLUMN";
-    static final String VALUE = "VALUE";
+    private static final String VALUE = "VALUE";
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // subject under test
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    CSVRow sut = new CSVRow();
+    private CSVRow sut = new CSVRow();
 
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

src/test/java/ninja/javafx/smartcsv/preferences/CharsetHelperTest.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
 
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -39,18 +39,19 @@ public class CharsetHelperTest {
     public void getCharsetName_known_charset() {
         String result = CharsetHelper.getCharsetName("UTF-16");
         assertEquals(StandardCharsets.UTF_16.name(), result);
+        assertNotEquals(StandardCharsets.UTF_16.name(), Charset.defaultCharset());
     }
 
     @Test
     public void getCharsetName_unknown_charset() {
         String result = CharsetHelper.getCharsetName("foobar");
-        assertEquals(StandardCharsets.UTF_8.name(), result);
+        assertEquals(Charset.defaultCharset().name(), result);
     }
 
     @Test
     public void getCharsetName_null_charset() {
         String result = CharsetHelper.getCharsetName(null);
-        assertEquals(StandardCharsets.UTF_8.name(), result);
+        assertEquals(Charset.defaultCharset().name(), result);
     }
 
 }

src/test/java/ninja/javafx/smartcsv/validation/HeaderValidationTest.java

@@ -2,7 +2,7 @@
    The MIT License (MIT)
    -----------------------------------------------------------------------------
 
-   Copyright (c) 2015-2016 javafx.ninja <info@javafx.ninja>
+   Copyright (c) 2015-2019 javafx.ninja <info@javafx.ninja>
                                                                                                                     
    Permission is hereby granted, free of charge, to any person obtaining a copy
    of this software and associated documentation files (the "Software"), to deal
@@ -29,17 +29,15 @@ package ninja.javafx.smartcsv.validation;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import ninja.javafx.smartcsv.validation.configuration.ValidationConfiguration;
-import org.junit.Before;
+import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.Test;
+import org.junit.jupiter.params.provider.Arguments;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.params.provider.MethodSource;
-import org.junit.runners.Parameterized;
 
-import java.util.Collection;
 import java.util.List;
+import java.util.stream.Stream;
 
 import static java.util.Arrays.asList;
 import static java.util.Collections.singletonList;
-import static java.util.stream.Collectors.joining;
 import static org.hamcrest.Matchers.is;
 import static org.junit.Assert.assertThat;
 import static org.junit.Assert.assertTrue;
@@ -47,50 +45,22 @@ import static org.junit.Assert.assertTrue;
 /**
  * unit test for header validator
  */
-@RunWith(Parameterized.class)
 public class HeaderValidationTest {
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // parameters
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    private ValidationConfiguration config;
-    private Boolean expectedResult;
-    private List<ValidationMessage> expectedErrors;
-    private String[] headerNames;
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // subject under test
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    private Validator sut;
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // parameterized constructor
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    public HeaderValidationTest(String configHeaderNames,
-                                String[] headerNames,
-                                Boolean expectedResult,
-                                List<ValidationMessage> expectedErrors) {
-        Gson gson = new GsonBuilder().create();
-        this.config = gson.fromJson(configHeaderNames, ValidationConfiguration.class);
-        this.headerNames = headerNames;
-        this.expectedResult = expectedResult;
-        this.expectedErrors = expectedErrors;
-    }
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // init
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Before
-    public void initialize() {
-        sut = new Validator(config, new TestColumnValueProvider());
-    }
-
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // tests
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Test
+    @ParameterizedTest
-    public void validation() {
+    @MethodSource("validationConfigurations")
+    public void validation(String configHeaderNames,
+                           String[] headerNames,
+                           Boolean expectedResult,
+                           List<ValidationMessage> expectedErrors) {
+        // setup
+        Gson gson = new GsonBuilder().create();
+        ValidationConfiguration config = gson.fromJson(configHeaderNames, ValidationConfiguration.class);
+        Validator sut = new Validator(config, new TestColumnValueProvider());
+
         // execution
         ValidationError result = sut.isHeaderValid(headerNames);
 
@@ -104,17 +74,17 @@ public class HeaderValidationTest {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // parameters for tests
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Parameterized.Parameters
+    public static Stream<Arguments> validationConfigurations() {
-    public static Collection validationConfigurations() {
+        return Stream.of(
-        return asList(new Object[][] {
+                Arguments.of( json(), new String[] {}, true, null ),
-                { json(), new String[] {}, true, null },
+                Arguments.of( json("a"), new String[] {"a"}, true, null ),
-                { json("a"), new String[] {"a"}, true, null },
+                Arguments.of( json("a"), new String[] {"b"}, false, singletonList(new ValidationMessage("validation.message.header.match", "0", "a", "b"))),
-                { json("a"), new String[] {"b"}, false, singletonList(new ValidationMessage("validation.message.header.match", "0", "a", "b"))},
+                Arguments.of( json("a"), new String[] {"a","b"}, false, singletonList(new ValidationMessage("validation.message.header.length", "2", "1"))),
-                { json("a"), new String[] {"a","b"}, false, singletonList(new ValidationMessage("validation.message.header.length", "2", "1"))},
+                Arguments.of( json("a", "b"), new String[] {"b", "a"}, false, asList(new ValidationMessage("validation.message.header.match", "0", "a", "b"), new ValidationMessage("validation.message.header.match", "1", "b", "a")) )
-                { json("a", "b"), new String[] {"b", "a"}, false, asList(new ValidationMessage("validation.message.header.match", "0", "a", "b"), new ValidationMessage("validation.message.header.match", "1", "b", "a")) }
+        );
-        });
     }
 
+    @SuppressWarnings("StringConcatenationInLoop")
     public static String json(String... headerNames) {
 
         String json = "{ \"fields\": [";

src/test/java/ninja/javafx/smartcsv/validation/ValidatorTest.java

@@ -3,13 +3,12 @@ package ninja.javafx.smartcsv.validation;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import ninja.javafx.smartcsv.validation.configuration.ValidationConfiguration;
-import org.junit.Before;
+import org.junit.jupiter.params.ParameterizedTest;
-import org.junit.Test;
+import org.junit.jupiter.params.provider.Arguments;
-import org.junit.runner.RunWith;
+import org.junit.jupiter.params.provider.MethodSource;
-import org.junit.runners.Parameterized;
 
-import java.util.Collection;
 import java.util.List;
+import java.util.stream.Stream;
 
 import static java.util.Arrays.asList;
 import static java.util.stream.Collectors.joining;
@@ -20,59 +19,21 @@ import static org.junit.Assert.assertThat;
 /**
  * unit test for validator
  */
-@RunWith(Parameterized.class)
 public class ValidatorTest {
 
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // parameters
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    private String config;
-    private String value;
-    private Boolean expectedResult;
-    private ValidationMessage expectedError;
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // subject under test
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    private Validator sut;
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // parameterized constructor
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    public ValidatorTest(String config,
-                         String value,
-                         Boolean expectedResult,
-                         ValidationMessage expectedError) {
-        this.config = config;
-        this.value = value;
-        this.expectedResult = expectedResult;
-        this.expectedError = expectedError;
-    }
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // init
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Before
-    public void initialize() {
-        Gson gson = new GsonBuilder().create();
-        ValidationConfiguration validationConfiguration = gson.fromJson(config, ValidationConfiguration.class);
-        sut = new Validator(validationConfiguration, new TestColumnValueProvider());
-    }
-
-
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // tests
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Test
+    @ParameterizedTest
-    public void validation() {
+    @MethodSource("validationConfigurations")
-        System.out.println("===================================================");
+    public void validation(String config,
-        System.out.println(config);
+                           String value,
-        System.out.println(value + "  " + expectedResult + "  " + expectedError);
+                           Boolean expectedResult,
-        System.out.println("===================================================\n");
+                           ValidationMessage expectedError) {
-
+        // setup
+        Gson gson = new GsonBuilder().create();
+        ValidationConfiguration validationConfiguration = gson.fromJson(config, ValidationConfiguration.class);
+        Validator sut = new Validator(validationConfiguration, new TestColumnValueProvider());
 
         // execution
         ValidationError result = sut.isValid(0, "column", value);
@@ -87,45 +48,42 @@ public class ValidatorTest {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // parameters for tests
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Parameterized.Parameters
+    public static Stream<Arguments> validationConfigurations() {
-    public static Collection validationConfigurations() {
+        return Stream.of(
-        return asList(new Object[][] {
+                Arguments.of( constraintsJSON("string", "required", true),  "value", true, null ),
-                { constraintsJSON("string", "required", true),  "value", true, null },
+                Arguments.of( constraintsJSON("string", "required", true),  "", false, new ValidationMessage("validation.message.not.empty") ),
-                { constraintsJSON("string", "required", true),  "", false, new ValidationMessage("validation.message.not.empty") },
+                Arguments.of( constraintsJSON("string", "required", true),  null, false, new ValidationMessage("validation.message.not.empty") ),
-                { constraintsJSON("string", "required", true),  null, false, new ValidationMessage("validation.message.not.empty") },
+                Arguments.of( constraintsJSON("integer", null, true),  "999", true, null ),
-                { constraintsJSON("integer", null, true),  "999", true, null },
+                Arguments.of( constraintsJSON("integer", null, true),  "a", false, new ValidationMessage("validation.message.integer") ),
-                { constraintsJSON("integer", null, true),  "a", false, new ValidationMessage("validation.message.integer") },
+                Arguments.of( constraintsJSON("number", null, true),  "999", true, null ),
-                { constraintsJSON("number", null, true),  "999", true, null },
+                Arguments.of( constraintsJSON("number", null, true),  "999.000", true, null ),
-                { constraintsJSON("number", null, true),  "999.000", true, null },
+                Arguments.of( constraintsJSON("number", null, true),  "a", false, new ValidationMessage("validation.message.double") ),
-                { constraintsJSON("number", null, true),  "a", false, new ValidationMessage("validation.message.double") },
+                Arguments.of( constraintsJSON("string", "minLength", 2),  "12", true, null ),
-                { constraintsJSON("string", "minLength", 2),  "12", true, null },
+                Arguments.of( constraintsJSON("string", "minLength", 2),  "1", false, new ValidationMessage("validation.message.min.length", "2") ),
-                { constraintsJSON("string", "minLength", 2),  "1", false, new ValidationMessage("validation.message.min.length", "2") },
+                Arguments.of( constraintsJSON("string", "maxLength", 2),  "12", true, null ),
-                { constraintsJSON("string", "maxLength", 2),  "12", true, null },
+                Arguments.of( constraintsJSON("string", "maxLength", 2),  "123", false, new ValidationMessage("validation.message.max.length", "2") ),
-                { constraintsJSON("string", "maxLength", 2),  "123", false, new ValidationMessage("validation.message.max.length", "2") },
+                Arguments.of( constraintsJSON("string", "pattern", "[a-z]*"),  "abc", true, null ),
-                { constraintsJSON("string", "pattern", "[a-z]*"),  "abc", true, null },
+                Arguments.of( constraintsJSON("string", "pattern", "[a-z]*"),  "abcA", false, new ValidationMessage("validation.message.regexp", "[a-z]*") ),
-                { constraintsJSON("string", "pattern", "[a-z]*"),  "abcA", false, new ValidationMessage("validation.message.regexp", "[a-z]*") },
+                Arguments.of( constraintsJSON("string", "enum", asList("a","b","c","d","e")),  "c", true, null ),
-                { constraintsJSON("string", "enum", asList("a","b","c","d","e")),  "c", true, null },
+                Arguments.of( constraintsJSON("string", "enum", asList("a","b","c","d","e")),  "f", false, new ValidationMessage("validation.message.value.of", "f", "a, b, c, d, e") ),
-                { constraintsJSON("string", "enum", asList("a","b","c","d","e")),  "f", false, new ValidationMessage("validation.message.value.of", "f", "a, b, c, d, e") },
 
-                { formatJSON("string", null), "some string", true, null },
+                Arguments.of( formatJSON("string", null), "some string", true, null ),
-                { formatJSON("string", "email"), "test@javafx.ninja", true, null },
+                Arguments.of( formatJSON("string", "email"), "test@javafx.ninja", true, null ),
-                { formatJSON("string", "email"), "wrong email", false, new ValidationMessage("validation.message.email") },
+                Arguments.of( formatJSON("string", "email"), "wrong email", false, new ValidationMessage("validation.message.email") ),
-                { formatJSON("string", "uri"), "http://www.javafx.ninja", true, null },
+                Arguments.of( formatJSON("string", "uri"), "http://www.javafx.ninja", true, null ),
-                { formatJSON("string", "uri"), "!$%&/()", false, new ValidationMessage("validation.message.uri") },
+                Arguments.of( formatJSON("string", "uri"), "!$%&/()", false, new ValidationMessage("validation.message.uri") ),
-                { formatJSON("string", "binary"), "dGVzdA==", true, null },
+                Arguments.of( formatJSON("string", "binary"), "dGVzdA==", true, null ),
-                { formatJSON("string", "binary"), "no binary", false, new ValidationMessage("validation.message.binary") },
+                Arguments.of( formatJSON("string", "binary"), "no binary", false, new ValidationMessage("validation.message.binary") ),
-                { formatJSON("string", "uuid"), "6ba7b810-9dad-11d1-80b4-00c04fd430c8", true, null },
+                Arguments.of( formatJSON("string", "uuid"), "6ba7b810-9dad-11d1-80b4-00c04fd430c8", true, null ),
-                { formatJSON("string", "uuid"), "no uuid", false, new ValidationMessage("validation.message.uuid") },
+                Arguments.of( formatJSON("string", "uuid"), "no uuid", false, new ValidationMessage("validation.message.uuid") ),
-                { formatJSON("date", null),  "2015-11-27", true, null },
+                Arguments.of( formatJSON("date", null),  "2015-11-27", true, null ),
-                { formatJSON("date", null),  "27.11.2015", false, new ValidationMessage("validation.message.date.format", "yyyy-MM-dd") },
+                Arguments.of( formatJSON("date", null),  "27.11.2015", false, new ValidationMessage("validation.message.date.format", "yyyy-MM-dd") ),
-                { formatJSON("date", "yyyyMMdd"),  "20151127", true, null },
+                Arguments.of( formatJSON("date", "yyyyMMdd"),  "20151127", true, null ),
-                { formatJSON("date", "yyyyMMdd"),  "27.11.2015", false, new ValidationMessage("validation.message.date.format", "yyyyMMdd") },
+                Arguments.of( formatJSON("date", "yyyyMMdd"),  "27.11.2015", false, new ValidationMessage("validation.message.date.format", "yyyyMMdd") ),
 
-
+                Arguments.of( customAttributeJSON( "groovy", "value.contains('a')? 'true' : 'no a inside'"),  "abcdef", true, null ),
-                { customAttributeJSON( "groovy", "value.contains('a')? 'true' : 'no a inside'"),  "abcdef", true, null },
+                Arguments.of( customAttributeJSON( "groovy", "value.contains('a')? 'true' : 'no a inside'"),  "bcdefg", false, new ValidationMessage("no a inside") )
-                { customAttributeJSON( "groovy", "value.contains('a')? 'true' : 'no a inside'"),  "bcdefg", false, new ValidationMessage("no a inside") },
+        );
-
-        });
     }
 
     public static String constraintsJSON(String type, String constraint, Object value) {