version 0.6

build.gradle

@@ -1,5 +1,5 @@
 group 'ninja.javafx'
-version '0.5-SNAPSHOT'
+version '0.6-SNAPSHOT'
 
 apply plugin: 'java'
 apply plugin: 'groovy'

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

@@ -29,7 +29,6 @@ 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.springframework.stereotype.Service;
 import org.supercsv.io.CsvMapReader;
 import org.supercsv.io.ICsvMapReader;
 
@@ -60,7 +59,7 @@ public class CSVFileReader extends CSVConfigurable implements FileReader<CSVMode
             while ((customerMap = mapReader.read(header)) != null) {
                 CSVRow row = model.addRow();
                 for (String column : header) {
-                    row.addValue(column, customerMap.get(column));
+                    model.addValue(row, column, customerMap.get(column));
                 }
             }
 

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

@@ -28,7 +28,6 @@ package ninja.javafx.smartcsv.csv;
 
 import ninja.javafx.smartcsv.fx.table.model.CSVModel;
 import ninja.javafx.smartcsv.fx.table.model.CSVRow;
-import org.springframework.stereotype.Service;
 import org.supercsv.io.CsvMapWriter;
 import org.supercsv.io.ICsvMapWriter;
 

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

@@ -28,11 +28,9 @@ package ninja.javafx.smartcsv.fx;
 
 import javafx.application.Application;
 import javafx.application.Platform;
-import javafx.event.EventHandler;
 import javafx.scene.Parent;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
-import javafx.stage.WindowEvent;
 import ninja.javafx.smartcsv.fx.about.AboutController;
 import org.springframework.context.annotation.*;
 import org.springframework.context.support.PropertySourcesPlaceholderConfigurer;

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

@@ -26,10 +26,6 @@
 
 package ninja.javafx.smartcsv.fx;
 
-import javafx.beans.InvalidationListener;
-import javafx.beans.Observable;
-import javafx.beans.value.ChangeListener;
-import javafx.beans.value.ObservableValue;
 import javafx.collections.ListChangeListener;
 import javafx.collections.WeakListChangeListener;
 import javafx.concurrent.WorkerStateEvent;
@@ -41,7 +37,6 @@ import javafx.scene.control.*;
 import javafx.scene.layout.AnchorPane;
 import javafx.scene.layout.BorderPane;
 import javafx.stage.FileChooser;
-import javafx.util.converter.NumberStringConverter;
 import ninja.javafx.smartcsv.csv.CSVFileReader;
 import ninja.javafx.smartcsv.csv.CSVFileWriter;
 import ninja.javafx.smartcsv.files.FileStorage;
@@ -71,11 +66,9 @@ import org.supercsv.prefs.CsvPreference;
 import java.io.File;
 import java.io.IOException;
 import java.net.URL;
-import java.text.MessageFormat;
 import java.util.Optional;
 import java.util.ResourceBundle;
 
-import static java.lang.Integer.parseInt;
 import static java.lang.Math.max;
 import static java.text.MessageFormat.format;
 import static javafx.application.Platform.exit;
@@ -352,7 +345,7 @@ public class SmartCSVController extends FXMLController {
     public void addRow(ActionEvent actionEvent) {
         CSVRow row = currentCsvFile.getContent().addRow();
         for (String column : currentCsvFile.getContent().getHeader()) {
-            row.addValue(column, "");
+            currentCsvFile.getContent().addValue(row, column, "");
         }
         currentCsvFile.setFileChanged(true);
         resetContent();
@@ -408,7 +401,7 @@ public class SmartCSVController extends FXMLController {
             runLater(() -> {
                 validationEditorController.updateConfiguration();
                 currentCsvFile.setFileChanged(true);
-                currentCsvFile.getContent().revalidate();
+                currentCsvFile.getContent().revalidate(column);
             });
         }
     }
@@ -590,7 +583,7 @@ public class SmartCSVController extends FXMLController {
      * @param header name of the column header
      * @param tableView the tableview
      */
-    private void addColumn(String header, TableView tableView) {
+    private void addColumn(final String header, TableView tableView) {
         TableColumn column = new TableColumn(header);
         column.setCellValueFactory(new ObservableMapValueFactory(header));
         column.setCellFactory(cellFactory);
@@ -607,7 +600,6 @@ public class SmartCSVController extends FXMLController {
                 getColumns().get(header).setValue(event.getNewValue());
                 runLater(() -> {
                     currentCsvFile.setFileChanged(true);
-                    currentCsvFile.getContent().revalidate();
                 });
             }
         });

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

@@ -36,7 +36,6 @@ import javafx.scene.layout.Region;
 import javafx.scene.layout.VBox;
 import javafx.scene.text.Text;
 import ninja.javafx.smartcsv.fx.table.model.CSVModel;
-import ninja.javafx.smartcsv.fx.util.ColorConstants;
 import ninja.javafx.smartcsv.validation.ValidationError;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;

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

@@ -1,6 +1,5 @@
 package ninja.javafx.smartcsv.fx.list;
 
-import com.sun.javafx.scene.control.skin.resources.ControlResources;
 import javafx.application.Platform;
 import javafx.geometry.Pos;
 import javafx.scene.control.*;

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

@@ -33,7 +33,6 @@ import javafx.scene.control.Tooltip;
 import javafx.scene.input.KeyCode;
 import ninja.javafx.smartcsv.fx.table.model.CSVRow;
 import ninja.javafx.smartcsv.fx.table.model.CSVValue;
-import ninja.javafx.smartcsv.fx.util.ColorConstants;
 
 import java.util.ResourceBundle;
 

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

@@ -28,22 +28,18 @@ package ninja.javafx.smartcsv.fx.table.model;
 
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
-import javafx.concurrent.Service;
+import ninja.javafx.smartcsv.validation.RevalidationService;
-import javafx.concurrent.Task;
 import ninja.javafx.smartcsv.validation.ValidationConfiguration;
 import ninja.javafx.smartcsv.validation.ValidationError;
 import ninja.javafx.smartcsv.validation.Validator;
 import org.apache.logging.log4j.LogManager;
 import org.apache.logging.log4j.Logger;
 
-import java.util.ArrayList;
-import java.util.List;
-
 /**
  * The CSVModel is the client representation for the csv filepath.
  * It holds the data in rows, stores the header and manages the validator.
  */
-public class CSVModel {
+public final class CSVModel {
 
     private static final Logger logger = LogManager.getLogger(CSVModel.class);
 
@@ -55,6 +51,7 @@ public class CSVModel {
 
     /**
      * sets the validator configuration for the data revalidates
+     *
      * @param validationConfiguration the validator configuration for this data
      */
     public void setValidationConfiguration(ValidationConfiguration validationConfiguration) {
@@ -64,6 +61,7 @@ public class CSVModel {
 
     /**
      * returns the data as a list of rows of the
+     *
      * @return list of rows
      */
     public ObservableList<CSVRow> getRows() {
@@ -76,18 +74,30 @@ public class CSVModel {
 
     /**
      * adds a new and empty row
+     *
      * @return the new row
      */
     public CSVRow addRow() {
         CSVRow row = new CSVRow();
-        row.setValidator(validator);
         row.setRowNumber(rows.size());
         rows.add(row);
         return row;
     }
 
+    public void addValue(final CSVRow row, final String column, final String value) {
+        final CSVValue csvValue = row.addValue(column, value);
+        csvValue.valueProperty().addListener(observable -> {
+            if (validator.needsColumnValidation(column)) {
+                revalidate();
+            } else {
+                csvValue.setValidationError(validator.isValid(row.getRowNumber(), column, csvValue.getValue()));
+            }
+        });
+    }
+
     /**
      * sets the column headers as string array
+     *
      * @param header the headers of the columns
      */
     public void setHeader(String[] header) {
@@ -97,6 +107,7 @@ public class CSVModel {
 
     /**
      * returns the column headers
+     *
      * @return the column headers
      */
     public String[] getHeader() {
@@ -104,6 +115,12 @@ public class CSVModel {
     }
 
 
+    public void revalidate(String column) {
+        if (!hasValidator()) return;
+        validator.reinitializeColumn(column);
+        revalidate();
+    }
+
     /**
      * walks through the data and validates each value
      */
@@ -113,8 +130,6 @@ public class CSVModel {
         logger.info("revalidate: hasValidator -> {}", hasValidator());
 
         if (!hasValidator()) return;
-
-        validator.clearScriptCache();
         revalidationService.setHeader(header);
         revalidationService.setRows(rows);
         revalidationService.setValidator(validator);
@@ -135,66 +150,6 @@ public class CSVModel {
         return newValidationConfiguration;
     }
 
-    private static class RevalidationService extends Service<List<ValidationError>> {
 
-        private Validator validator;
-        private List<CSVRow> rows;
-        private String[] header;
-
-        public void setValidator(Validator validator) {
-            this.validator = validator;
-        }
-
-        public void setRows(List<CSVRow> rows) {
-            this.rows = rows;
-        }
-
-        public void setHeader(String[] header) {
-            this.header = header;
-        }
-
-        @Override
-        protected Task<List<ValidationError>> createTask() {
-            return new Task<List<ValidationError>>() {
-                @Override
-                protected List<ValidationError> call() throws Exception {
-                    List<ValidationError> errors = new ArrayList<>();
-                    try {
-                        if (header != null) {
-                            ValidationError headerError = validator.isHeaderValid(header);
-                            if (headerError != null) {
-                                logger.info("revalidate: header error found");
-                                errors.add(headerError);
-                            }
-                        }
-
-                        for (int lineNumber = 0; lineNumber < rows.size(); lineNumber++) {
-                            CSVRow row = rows.get(lineNumber);
-                            row.setValidator(validator);
-                            for (String column : row.getColumns().keySet()) {
-                                CSVValue value = row.getColumns().get(column).getValue();
-                                value.setValidator(validator);
-                                if (validator != null) {
-                                    ValidationError validationError = validator.isValid(column, value.getValue(), lineNumber);
-                                    if (validationError != null) {
-                                        logger.info("revalidate: {} errors found in line {}", validationError.getMessages().size(), lineNumber);
-                                        errors.add(validationError);
-                                        value.setValidationError(validationError);
-                                    } else {
-                                        value.setValidationError(null);
-                                    }
-                                } else {
-                                    value.setValidationError(null);
-                                }
-                            }
-                        }
-                    } catch (Throwable t) {
-                        logger.error("validation error", t);
-                    }
-                    return errors;
-                }
-            };
-        }
-    }
 
 }

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

@@ -30,24 +30,14 @@ import javafx.beans.property.ObjectProperty;
 import javafx.beans.property.SimpleObjectProperty;
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableMap;
-import ninja.javafx.smartcsv.validation.Validator;
 
 /**
  * This class represents a single row in the csv file.
  */
 public class CSVRow {
-    private Validator validator;
     private ObservableMap<String, ObjectProperty<CSVValue>> columns = FXCollections.observableHashMap();
     private int rowNumber;
 
-    /**
-     * single row
-     * @param validator the reference to the validator
-     */
-    public void setValidator(Validator validator) {
-        this.validator = validator;
-    }
-
     /**
      * sets the row number
      * @param rowNumber
@@ -78,13 +68,11 @@ public class CSVRow {
      * @param column column name
      * @param value the value to store
      */
-    public void addValue(String column, String value) {
+    CSVValue addValue(String column, String value) {
         CSVValue v = new CSVValue();
-        v.setValidator(validator);
-        v.setColumn(column);
-        v.setRowNumber(rowNumber);
         v.setValue(value);
         columns.put(column, new SimpleObjectProperty<>(v));
+        return v;
     }
 
 }

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

@@ -29,7 +29,6 @@ package ninja.javafx.smartcsv.fx.table.model;
 import javafx.beans.property.SimpleStringProperty;
 import javafx.beans.property.StringProperty;
 import ninja.javafx.smartcsv.validation.ValidationError;
-import ninja.javafx.smartcsv.validation.Validator;
 
 /**
  * The csv value represents the value of a single cell.
@@ -37,36 +36,9 @@ import ninja.javafx.smartcsv.validation.Validator;
  * and if the value is valid based on the validator.
  */
 public class CSVValue {
-    private Validator validator;
-    private int rowNumber;
-    private String column;
     private StringProperty value = new SimpleStringProperty();
     private ValidationError valid;
 
-    /**
-     * single value of a cell
-     * @param validator the reference to the validator
-     */
-    public void setValidator(Validator validator) {
-        this.validator = validator;
-    }
-
-    /**
-     * the row number this value is stored in
-     * @param row row number
-     */
-    public void setRowNumber(int row) {
-        this.rowNumber = row;
-    }
-
-    /**
-     * the column this value is stored in
-     * @param column header name of the column
-     */
-    public void setColumn(String column) {
-        this.column = column;
-    }
-
     /**
      * returns the real value
      * @return the real value
@@ -88,9 +60,6 @@ public class CSVValue {
      * @param value the real value
      */
     public void setValue(String value) {
-        if (validator != null) {
-            valid = validator.isValid(column, value, rowNumber);
-        }
         this.value.set(value);
     }
 
@@ -106,7 +75,7 @@ public class CSVValue {
      * sets the state if a value is valid or not
      * @param valid the validation state
      */
-    protected void setValidationError(ValidationError valid) {
+    public void setValidationError(ValidationError valid) {
         this.valid = valid;
     }
 }

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

@@ -31,5 +31,5 @@ package ninja.javafx.smartcsv.fx.util;
  */
 public class ColorConstants {
     public static final String OK_COLOR = "#22aa22";
-    public static final String ERROR_COLOR = "#ff6622";
+    public static final String ERROR_COLOR = "#ff3333";
 }

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

@@ -62,7 +62,7 @@ public class I18nValidationUtil {
             if (resourceBundle.containsKey(validationMessage.getKey())) {
                 String resourceText = resourceBundle.getString(validationMessage.getKey());
                 if (validationMessage.getParameters().length > 0) {
-                    message.append(format(resourceText, validationMessage.getParameters())).append("\n");
+                    message.append(format(resourceText, (Object[]) validationMessage.getParameters())).append("\n");
                 } else {
                     message.append(resourceText).append("\n");
                 }

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

@@ -28,11 +28,8 @@ package ninja.javafx.smartcsv.fx.util;
 
 import javafx.concurrent.Service;
 import javafx.concurrent.Task;
-import ninja.javafx.smartcsv.FileReader;
 import ninja.javafx.smartcsv.files.FileStorage;
 
-import java.io.File;
-
 /**
  * Service class for async load of a csv file
  */

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

@@ -28,14 +28,8 @@ package ninja.javafx.smartcsv.fx.util;
 
 import javafx.concurrent.Service;
 import javafx.concurrent.Task;
-import ninja.javafx.smartcsv.FileWriter;
-import ninja.javafx.smartcsv.csv.CSVFileWriter;
 import ninja.javafx.smartcsv.files.FileStorage;
 
-import java.io.File;
-
-import static javafx.application.Platform.runLater;
-
 /**
  * Service class for async load of a csv file
  */

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

@@ -107,6 +107,9 @@ public class ValidationEditorController extends FXMLController {
     @FXML
     private CheckBox alphanumericRuleCheckBox;
 
+    @FXML
+    private CheckBox uniqueRuleCheckBox;
+
     @FXML
     private Spinner<Integer> minLengthSpinner;
 
@@ -155,6 +158,9 @@ public class ValidationEditorController extends FXMLController {
     @FXML
     private CheckBox enableGroovyRule;
 
+    @FXML
+    private CheckBox enableUniqueRule;
+
 
     @Value("${fxml.smartcvs.validation.editor.view}")
     @Override
@@ -172,6 +178,7 @@ public class ValidationEditorController extends FXMLController {
         initCheckBox(integerRuleCheckBox, enableIntegerRule);
         initCheckBox(doublerRuleCheckBox, enableDoubleRule);
         initCheckBox(alphanumericRuleCheckBox, enableAlphanumericRule);
+        initCheckBox(uniqueRuleCheckBox, enableUniqueRule);
         initSpinner(minLengthSpinner, enableMinLengthRule);
         initSpinner(maxLengthSpinner, enableMaxLengthRule);
         initTextInputControl(dateformatRuleTextField, enableDateRule);
@@ -214,6 +221,12 @@ public class ValidationEditorController extends FXMLController {
             validationConfiguration.setNotEmptyRuleFor(selectedColumn.getValue(), null);
         }
 
+        if (enableUniqueRule.isSelected()) {
+            validationConfiguration.setUniqueRuleFor(selectedColumn.getValue(), uniqueRuleCheckBox.isSelected());
+        } else {
+            validationConfiguration.setUniqueRuleFor(selectedColumn.getValue(), null);
+        }
+
         if (enableDoubleRule.isSelected()) {
             validationConfiguration.setDoubleRuleFor(selectedColumn.getValue(), doublerRuleCheckBox.isSelected());
         } else {
@@ -261,6 +274,8 @@ public class ValidationEditorController extends FXMLController {
         } else {
             validationConfiguration.setValueOfRuleFor(selectedColumn.getValue(), null);
         }
+
+
     }
 
     private void updateForm() {
@@ -289,6 +304,12 @@ public class ValidationEditorController extends FXMLController {
                 enableAlphanumericRule
         );
 
+        updateCheckBox(
+                uniqueRuleCheckBox,
+                validationConfiguration.getUniqueRuleFor(getSelectedColumn()),
+                enableUniqueRule
+        );
+
         updateSpinner(
                 minLengthSpinner,
                 validationConfiguration.getMinLengthRuleFor(getSelectedColumn()),

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

@@ -28,7 +28,6 @@ package ninja.javafx.smartcsv.preferences;
 
 import com.google.gson.GsonBuilder;
 import ninja.javafx.smartcsv.FileReader;
-import org.springframework.stereotype.Service;
 import org.supercsv.prefs.CsvPreference;
 import org.supercsv.quote.AlwaysQuoteMode;
 

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

@@ -29,7 +29,6 @@ package ninja.javafx.smartcsv.preferences;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import ninja.javafx.smartcsv.FileWriter;
-import org.springframework.stereotype.Service;
 import org.supercsv.prefs.CsvPreference;
 
 import java.io.File;

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

@@ -0,0 +1,45 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.matchRegexp;
+
+/**
+ * Checks if the value is alpha numeric
+ */
+public class AlphaNumericValidation implements Validation {
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!matchRegexp(value, "[0-9a-zA-Z]*")) {
+            error.add("validation.message.alphanumeric");
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.ALPHANUMERIC;
+    }
+}

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

@@ -0,0 +1,53 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.isDate;
+
+/**
+ * Checks if the date has the right format
+ */
+public class DateValidation implements Validation {
+
+    private String dateformat;
+
+    public DateValidation(String dateformat) {
+        assert dateformat != null && !dateformat.trim().isEmpty() : "empty date format for date validation";
+        this.dateformat = dateformat;
+    }
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!isDate(value, dateformat, true)) {
+            error.add("validation.message.date.format", dateformat);
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.DATE;
+    }
+}

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

@@ -0,0 +1,46 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.isDouble;
+
+/**
+ * Checks if the value is a double
+ */
+public class DoubleValidation implements Validation {
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!isDouble(value)) {
+            error.add("validation.message.double");
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.DOUBLE;
+    }
+}

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

@@ -0,0 +1,78 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import groovy.lang.Binding;
+import groovy.lang.GroovyShell;
+import groovy.lang.Script;
+import org.codehaus.groovy.control.CompilationFailedException;
+
+/**
+ * Executes the given groovy as check
+ */
+public class GroovyValidation implements Validation {
+
+    private String groovyScript;
+    private GroovyShell shell = new GroovyShell();
+    private Script script;
+
+    public GroovyValidation(String groovyScript) {
+        this.groovyScript = groovyScript;
+        script = shell.parse(groovyScript);
+    }
+
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        Binding binding = new Binding();
+        binding.setVariable("value", value);
+        script.setBinding(binding);
+
+        Object groovyResult = null;
+        try {
+            groovyResult = script.run();
+        } catch (CompilationFailedException e) {
+            error.add("validation.message.groovy.exception", groovyScript, e.getMessage());
+            e.printStackTrace();
+        }
+        if (groovyResult == null) {
+            error.add("validation.message.groovy.return.null", groovyScript);
+        }
+
+        if (!isScriptResultTrue(groovyResult)) {
+            error.add(groovyResult.toString());
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.GROOVY;
+    }
+
+    private boolean isScriptResultTrue(Object groovyResult) {
+        return groovyResult.equals(true) || groovyResult.toString().trim().toLowerCase().equals("true");
+    }
+}

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

@@ -0,0 +1,46 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.isInt;
+
+/**
+ * Checks if the value is an integer
+ */
+public class IntegerValidation implements Validation {
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!isInt(value)) {
+            error.add("validation.message.integer");
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.INTEGER;
+    }
+}

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

@@ -0,0 +1,52 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.maxLength;
+
+/**
+ * Checks if the value is shorter or exactly as long as the given max length
+ */
+public class MaxLengthValidation implements Validation {
+
+    private int maxLength;
+
+    public MaxLengthValidation(int maxLength) {
+        this.maxLength = maxLength;
+    }
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!maxLength(value, maxLength)) {
+            error.add("validation.message.max.length", Integer.toString(maxLength));
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.MAX_LENGTH;
+    }
+}

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

@@ -0,0 +1,52 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.minLength;
+
+/**
+ * Checks if the value is at minimum long as the given min length
+ */
+public class MinLengthValidation implements Validation {
+
+    private int minLength;
+
+    public MinLengthValidation(int minLength) {
+        this.minLength = minLength;
+    }
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!minLength(value, minLength)) {
+            error.add("validation.message.min.length", Integer.toString(minLength));
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.MIN_LENGTH;
+    }
+}

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

@@ -0,0 +1,46 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.isBlankOrNull;
+
+/**
+ * Checks if the value is not empty
+ */
+public class NotEmptyValidation implements Validation {
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (isBlankOrNull(value)) {
+            error.add("validation.message.not.empty");
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.NOT_EMPTY;
+    }
+}

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

@@ -0,0 +1,52 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import static org.apache.commons.validator.GenericValidator.matchRegexp;
+
+/**
+ * Checks the value against the given reg exp
+ */
+public class RegExpValidation implements Validation {
+
+    private String regexp;
+
+    public RegExpValidation(String regexp) {
+        this.regexp = regexp;
+    }
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!matchRegexp(value, regexp)) {
+            error.add("validation.message.regexp", regexp);
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.REGEXP;
+    }
+}

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

@@ -0,0 +1,110 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import javafx.beans.property.ObjectProperty;
+import javafx.concurrent.Service;
+import javafx.concurrent.Task;
+import ninja.javafx.smartcsv.fx.table.model.CSVRow;
+import ninja.javafx.smartcsv.fx.table.model.CSVValue;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+/**
+ * Service for running the validation async of the ui thread
+ */
+public class RevalidationService extends Service<List<ValidationError>> {
+
+    private static final Logger logger = LogManager.getLogger(RevalidationService.class);
+
+    private Validator validator;
+    private List<CSVRow> rows;
+    private String[] header;
+
+    public void setValidator(Validator validator) {
+        this.validator = validator;
+    }
+
+    public void setRows(List<CSVRow> rows) {
+        this.rows = rows;
+    }
+
+    public void setHeader(String[] header) {
+        this.header = header;
+    }
+
+    @Override
+    protected Task<List<ValidationError>> createTask() {
+        return new Task<List<ValidationError>>() {
+            @Override
+            protected List<ValidationError> call() throws Exception {
+                List<ValidationError> errors = new ArrayList<>();
+                try {
+                    if (header != null) {
+                        ValidationError headerError = validator.isHeaderValid(header);
+                        if (headerError != null) {
+                            logger.info("revalidate: header error found");
+                            errors.add(headerError);
+                        }
+                    }
+
+                    int maxRows = rows.size();
+                    for (int lineNumber = 0; lineNumber < maxRows; lineNumber++) {
+                        CSVRow row = rows.get(lineNumber);
+
+                        Map<String, ObjectProperty<CSVValue>> table = row.getColumns();
+                        Set<String> columns = table.keySet();
+
+                        for (String column : columns) {
+                            CSVValue value = table.get(column).getValue();
+                            if (validator != null) {
+                                ValidationError validationError = validator.isValid(lineNumber, column, value.getValue());
+                                if (validationError != null) {
+                                    logger.info("revalidate: {} errors found in line {}", validationError.getMessages().size(), lineNumber);
+                                    errors.add(validationError);
+                                    value.setValidationError(validationError);
+                                } else {
+                                    value.setValidationError(null);
+                                }
+                            } else {
+                                value.setValidationError(null);
+                            }
+                        }
+                    }
+
+                } catch (Throwable t) {
+                    logger.error("validation error", t);
+                }
+                return errors;
+            }
+        };
+    }
+}

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

@@ -0,0 +1,54 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import java.util.HashMap;
+
+/**
+ * Checks if the value is unique in the column
+ */
+public class UniqueValidation implements Validation {
+
+    private HashMap<String, Integer> columnValueMap = new HashMap<>();
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        Integer valueInLineNumber = columnValueMap.get(value);
+        if (valueInLineNumber != null) {
+            if (!valueInLineNumber.equals(row)) {
+                valueInLineNumber += 1; // show not 0 based line numbers to user
+                error.add("validation.message.uniqueness", value, valueInLineNumber.toString());
+            }
+        } else {
+            columnValueMap.put(value, row);
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.UNIQUE;
+    }
+}

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

@@ -0,0 +1,36 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+/**
+ * Interface for all validations
+ */
+public interface Validation {
+
+    enum Type { NOT_EMPTY, UNIQUE, DOUBLE, INTEGER, MIN_LENGTH, MAX_LENGTH, DATE, ALPHANUMERIC, REGEXP, VALUE_OF, GROOVY }
+    void check(int row, String value, ValidationError error);
+    Type getType();
+}

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

@@ -52,7 +52,7 @@ public class ValidationConfiguration {
         headerConfiguration.setNames(headerNames);
     }
 
-    public Boolean getUniquenessRuleFor(String column) {
+    public Boolean getUniqueRuleFor(String column) {
         return (Boolean)getValue(column, "unique");
     }
 
@@ -73,32 +73,27 @@ public class ValidationConfiguration {
     }
 
     public Integer getMaxLengthRuleFor(String column) {
-        if (noRulesFor(column)) return null;
+        Double value = (Double)getValue(column, "maxlength");
-        return doubleToInteger((Double)getValue(column, "maxlength"));
+        return value != null ? doubleToInteger(value) : null;
     }
 
     public String getDateRuleFor(String column) {
-        if (noRulesFor(column)) return null;
         return (String)getValue(column, "date");
     }
 
     public Boolean getAlphanumericRuleFor(String column) {
-        if (noRulesFor(column)) return null;
         return (Boolean)getValue(column, "alphanumeric");
     }
 
     public String getRegexpRuleFor(String column) {
-        if (noRulesFor(column)) return null;
         return (String)getValue(column, "regexp");
     }
 
     public List<String> getValueOfRuleFor(String column) {
-        if (noRulesFor(column)) return null;
         return (List<String>)getValue(column, "value of");
     }
 
     public String getGroovyRuleFor(String column) {
-        if (noRulesFor(column)) return null;
         return (String)getValue(column, "groovy");
     }
 
@@ -114,6 +109,11 @@ public class ValidationConfiguration {
         setValue(column, value, "not empty");
     }
 
+    public void setUniqueRuleFor(String column, Boolean value) {
+        setValue(column, value, "unique");
+    }
+
+
     public void setMinLengthRuleFor(String column, Integer value) {
         setValue(column, value == null ? null : value.doubleValue(), "minlength");
     }
@@ -155,18 +155,19 @@ public class ValidationConfiguration {
     }
 
     private Object getValue(String column, String key) {
-        if (noRulesFor(column)) return null;
+        if (columnConfigurations != null) {
+            Map rulesForColumn = columnConfigurations.get(column);
+            if (rulesForColumn != null) {
                 return columnConfigurations.get(column).get(key);
             }
+        }
+        return null;
+    }
 
     private boolean noHeader() {
         return headerConfiguration == null;
     }
 
-    private boolean noRulesFor(String column) {
-        return columnConfigurations == null || columnConfigurations.get(column) == null;
-    }
-
     private Integer doubleToInteger(Double value) {
         if (value == null) return null;
         return (int)Math.round(value);

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

@@ -28,7 +28,6 @@ package ninja.javafx.smartcsv.validation;
 
 import com.google.gson.GsonBuilder;
 import ninja.javafx.smartcsv.FileReader;
-import org.springframework.stereotype.Service;
 
 import java.io.File;
 import java.io.IOException;

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

@@ -29,7 +29,6 @@ package ninja.javafx.smartcsv.validation;
 import com.google.gson.Gson;
 import com.google.gson.GsonBuilder;
 import ninja.javafx.smartcsv.FileWriter;
-import org.springframework.stereotype.Service;
 
 import java.io.File;
 import java.io.IOException;

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

@@ -26,19 +26,10 @@
 
 package ninja.javafx.smartcsv.validation;
 
-import groovy.lang.Binding;
-import groovy.lang.GroovyShell;
-import groovy.lang.Script;
-import org.codehaus.groovy.control.CompilationFailedException;
-
 import java.util.HashMap;
-import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 
-import static java.util.stream.Collectors.joining;
-import static org.apache.commons.validator.GenericValidator.*;
-
 /**
  * This class checks all the validations defined in the
  * Config against a given value
@@ -50,9 +41,7 @@ public class Validator {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
     private ValidationConfiguration validationConfig;
-    private GroovyShell shell = new GroovyShell();
+    private Map<String, Map<Validation.Type, Validation>> columnValidationMap = new HashMap<>();
-    private Map<String, Script> scriptCache = new HashMap<>();
-    private Map<String, HashMap<String, Integer>> uniquenessLookupTable = new HashMap<>();
 
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // constructors
@@ -60,10 +49,12 @@ public class Validator {
 
     /**
      * JSON configuration for this validator
+     *
      * @param validationConfig
      */
     public Validator(ValidationConfiguration validationConfig) {
         this.validationConfig = validationConfig;
+        initColumnValidations();
     }
 
 
@@ -71,31 +62,40 @@ public class Validator {
     // public methods
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
+    public boolean needsColumnValidation(String column) {
+        Map<Validation.Type, Validation> validationMap = columnValidationMap.get(column);
+        if (validationMap != null) {
+            return validationMap.containsKey(Validation.Type.UNIQUE);
+        }
+        return false;
+
+    }
+
+
     /**
      * checks if the value is valid for the column configuration
+     *
      * @param column the column name
      * @param value  the value to check
      * @return ValidationError with information if valid and if not which getMessage happened
      */
-    public ValidationError isValid(String column, String value, Integer lineNumber) {
+    public ValidationError isValid(Integer row, String column, String value) {
         ValidationError result = null;
         if (hasConfig()) {
+            ValidationError error = ValidationError.withLineNumber(row);
+            Map<Validation.Type, Validation> validationMap = columnValidationMap.get(column);
+            if (validationMap != null) {
+                for (Validation validation: validationMap.values()) {
 
-            ValidationError error = ValidationError.withLineNumber(lineNumber);
+                    if (validation.getType() == Validation.Type.NOT_EMPTY) {
-            checkBlankOrNull(column, value, error);
+                        validation.check(row, value, error);
+                    } else {
                         if (value != null && !value.isEmpty()) {
-                checkRegularExpression(column, value, error);
+                            validation.check(row, value, error);
-                checkAlphaNumeric(column, value, error);
+                        }
-                checkDate(column, value, error);
+                    }
-                checkMaxLength(column, value, error);
+                }
-                checkMinLength(column, value, error);
-                checkInteger(column, value, error);
-                checkGroovy(column, value, error);
-                checkValueOf(column, value, error);
-                checkDouble(column, value, error);
-                checkUniqueness(column, value, lineNumber, error);
             }
-
             if (!error.isEmpty()) {
                 result = error;
             }
@@ -103,151 +103,102 @@ public class Validator {
         return result;
     }
 
+
     public boolean hasConfig() {
         return validationConfig != null;
     }
 
+    public void reinitializeColumn(String column) {
+        clear(column);
+        initializeColumnWithRules(column);
+    }
+
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     // private methods
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
 
-    private void checkUniqueness(String column, String value, Integer lineNumber, ValidationError error) {
+    private void add(String column, Validation validation) {
-        if (validationConfig.getUniquenessRuleFor(column) != null && validationConfig.getUniquenessRuleFor(column)) {
+        Map<Validation.Type, Validation> validationMap = columnValidationMap.get(column);
-            HashMap<String, Integer> columnValueMap = uniquenessLookupTable.get(column);
+        if (validationMap == null) {
-            columnValueMap = getColumnValueMap(column, columnValueMap);
+            validationMap = new HashMap<>();
-            Integer valueInLineNumber = columnValueMap.get(value);
+            columnValidationMap.put(column, validationMap);
-            if (valueInLineNumber != null) {
-                if (!valueInLineNumber.equals(lineNumber)) {
-                    error.add("validation.message.uniqueness", value, valueInLineNumber.toString());
         }
-            } else {
+        validationMap.put(validation.getType(), validation);
-                columnValueMap.put(value, lineNumber);
+    }
+
+    private void clear(String column) {
+        Map<Validation.Type, Validation> validationMap = columnValidationMap.get(column);
+        if (validationMap != null) {
+            validationMap.clear();
+        }
+    }
+
+    private void initColumnValidations() {
+        if (hasConfig()) {
+            String[] columns = validationConfig.headerNames();
+            for (String column : columns) {
+                initializeColumnWithRules(column);
             }
         }
     }
 
-    private HashMap<String, Integer> getColumnValueMap(String column, HashMap<String, Integer> valueLineNumber) {
+    private void initializeColumnWithRules(String column) {
-        if (valueLineNumber == null) {
+        Boolean alphaNumeric = validationConfig.getAlphanumericRuleFor(column);
-            valueLineNumber = new HashMap<>();
+        if (alphaNumeric != null && alphaNumeric) {
-            uniquenessLookupTable.put(column, valueLineNumber);
+            add(column, new AlphaNumericValidation());
-        }
-        return valueLineNumber;
         }
 
-    private void checkGroovy(String column, String value, ValidationError error) {
+        Boolean doubleRule = validationConfig.getDoubleRuleFor(column);
-        String groovyScript = validationConfig.getGroovyRuleFor(column);
+        if (doubleRule != null && doubleRule) {
-        if (groovyScript != null) {
+            add(column, new DoubleValidation());
-
-            Script script = scriptCache.get(column);
-            if (script == null) {
-                script = shell.parse(groovyScript);
-                scriptCache.put(column, script);
         }
 
-            Binding binding = new Binding();
+        Boolean integerRule = validationConfig.getIntegerRuleFor(column);
-            binding.setVariable("value", value);
+        if (integerRule != null && integerRule) {
-            script.setBinding(binding);
+            add(column, new IntegerValidation());
-
-            Object groovyResult = null;
-            try {
-                groovyResult = script.run();
-            } catch (CompilationFailedException e) {
-                error.add("validation.message.groovy.exception", groovyScript, e.getMessage());
-                e.printStackTrace();
-            }
-            if (groovyResult == null) {
-                error.add("validation.message.groovy.return.null", groovyScript);
         }
 
-            if (!isScriptResultTrue(groovyResult)) {
+        Boolean notEmptyRule = validationConfig.getNotEmptyRuleFor(column);
-                error.add(groovyResult.toString());
+        if (notEmptyRule != null && notEmptyRule) {
+            add(column, new NotEmptyValidation());
         }
 
-        }
+        Boolean uniqueRule = validationConfig.getUniqueRuleFor(column);
+        if (uniqueRule != null && uniqueRule) {
+            add(column, new UniqueValidation());
         }
 
-    private boolean isScriptResultTrue(Object groovyResult) {
+        String dateRule = validationConfig.getDateRuleFor(column);
-        return groovyResult.equals(true) || groovyResult.toString().trim().toLowerCase().equals("true");
+        if (dateRule != null && !dateRule.trim().isEmpty()) {
+            add(column, new DateValidation(dateRule));
         }
 
-    private void checkValueOf(String column, String value, ValidationError error) {
-        List<String> values = validationConfig.getValueOfRuleFor(column);
-        if (values != null) {
-            if (!values.contains(value)) {
-                String commaSeparated = values.stream().collect(joining(", "));
-                error.add("validation.message.value.of", value, commaSeparated);
-            }
-        }
-    }
-
-    private void checkBlankOrNull(String column, String value, ValidationError error) {
-        if (validationConfig.getNotEmptyRuleFor(column) != null && validationConfig.getNotEmptyRuleFor(column)) {
-            if (isBlankOrNull(value)) {
-                error.add("validation.message.not.empty");
-            }
-        }
-    }
-
-    private void checkInteger(String column, String value, ValidationError error) {
-        if (validationConfig.getIntegerRuleFor(column) != null && validationConfig.getIntegerRuleFor(column)) {
-            if (!isInt(value)) {
-                error.add("validation.message.integer");
-            }
-        }
-    }
-
-    private void checkDouble(String column, String value, ValidationError error) {
-        if (validationConfig.getDoubleRuleFor(column) != null && validationConfig.getDoubleRuleFor(column)) {
-            if (!isDouble(value)) {
-                error.add("validation.message.double");
-            }
-        }
-    }
-
-    private void checkMinLength(String column, String value, ValidationError error) {
         Integer minLength = validationConfig.getMinLengthRuleFor(column);
         if (minLength != null) {
-            if (!minLength(value, minLength)) {
+            add(column, new MinLengthValidation(minLength));
-                error.add("validation.message.min.length", minLength.toString());
-            }
-        }
         }
 
-    private void checkMaxLength(String column, String value, ValidationError error) {
         Integer maxLength = validationConfig.getMaxLengthRuleFor(column);
         if (maxLength != null) {
-            if (!maxLength(value, maxLength)) {
+            add(column, new MaxLengthValidation(maxLength));
-                error.add("validation.message.max.length", maxLength.toString());
-            }
-        }
         }
 
-    private void checkDate(String column, String value, ValidationError error) {
-        String dateformat = validationConfig.getDateRuleFor(column);
-        if (dateformat != null && !dateformat.trim().isEmpty()) {
-            if (!isDate(value, dateformat, true)) {
-                error.add("validation.message.date.format", dateformat);
-            }
-        }
-    }
-
-    private void checkAlphaNumeric(String column, String value, ValidationError error) {
-        if (validationConfig.getAlphanumericRuleFor(column) != null && validationConfig.getAlphanumericRuleFor(column)) {
-            if (!matchRegexp(value, "[0-9a-zA-Z]*")) {
-                error.add("validation.message.alphanumeric");
-            }
-        }
-    }
-
-    private void checkRegularExpression(String column, String value, ValidationError error) {
         String regexp = validationConfig.getRegexpRuleFor(column);
         if (regexp != null && !regexp.trim().isEmpty()) {
-            if (!matchRegexp(value, regexp)) {
+            add(column, new RegExpValidation(regexp));
-                error.add("validation.message.regexp", regexp);
+        }
-            }
+
+        String groovy = validationConfig.getGroovyRuleFor(column);
+        if (groovy != null && !groovy.trim().isEmpty()) {
+            add(column, new GroovyValidation(groovy));
+        }
+        List<String> valueOfRule = validationConfig.getValueOfRuleFor(column);
+        if (valueOfRule != null && !valueOfRule.isEmpty()) {
+            add(column, new ValueOfValidation(valueOfRule));
         }
     }
 
+
     public ValidationError isHeaderValid(String[] headerNames) {
         ValidationError result = null;
         if (validationConfig != null) {
@@ -262,7 +213,7 @@ public class Validator {
 
                 ValidationError error = ValidationError.withoutLineNumber();
 
-                for(int i=0; i<headerNamesConfig.length; i++) {
+                for (int i = 0; i < headerNamesConfig.length; i++) {
                     if (!headerNamesConfig[i].equals(headerNames[i])) {
                         error.add("validation.message.header.match",
                                 Integer.toString(i),
@@ -277,8 +228,4 @@ public class Validator {
         }
         return result;
     }
-
-    public void clearScriptCache() {
-        scriptCache.clear();
-    }
 }

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

@@ -0,0 +1,55 @@
+/*
+   The MIT License (MIT)
+   -----------------------------------------------------------------------------
+
+   Copyright (c) 2015 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.validation;
+
+import java.util.List;
+
+import static java.util.stream.Collectors.joining;
+
+/**
+ * Checks if the value is part of a list of values
+ */
+public class ValueOfValidation implements Validation {
+
+    private List<String> values;
+
+    public ValueOfValidation(List<String> values) {
+        this.values = values;
+    }
+
+    @Override
+    public void check(int row, String value, ValidationError error) {
+        if (!values.contains(value)) {
+            String commaSeparated = values.stream().collect(joining(", "));
+            error.add("validation.message.value.of", value, commaSeparated);
+        }
+    }
+
+    @Override
+    public Type getType() {
+        return Type.VALUE_OF;
+    }
+}

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

@@ -1,16 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<?import javafx.geometry.Insets?>
+<?import javafx.geometry.*?>
-<?import javafx.scene.control.Hyperlink?>
+<?import javafx.scene.control.*?>
-<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.*?>
-<?import javafx.scene.control.ScrollPane?>
-<?import javafx.scene.control.TextArea?>
-<?import javafx.scene.layout.ColumnConstraints?>
-<?import javafx.scene.layout.GridPane?>
-<?import javafx.scene.layout.RowConstraints?>
-<?import javafx.scene.layout.VBox?>
 <?import javafx.scene.text.Font?>
-
 <VBox maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="600.0" prefWidth="600.0" spacing="4.0" xmlns="http://javafx.com/javafx/8.0.60" xmlns:fx="http://javafx.com/fxml/1">
    <children>
       <Label text="SmartCSV.fx">

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

@@ -1,5 +1,5 @@
 application.name = SmartCSV.fx
-application.version = 0.5
+application.version = 0.6
 
 # fxml views
 fxml.smartcvs.view = /ninja/javafx/smartcsv/fx/smartcsv.fxml

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

@@ -1,10 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<?import javafx.geometry.*?>
+<?import javafx.geometry.Insets?>
 <?import javafx.scene.control.*?>
-<?import java.lang.*?>
 <?import javafx.scene.layout.*?>
-
 <GridPane hgap="8.0" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" vgap="8.0" xmlns="http://javafx.com/javafx/8.0.66" xmlns:fx="http://javafx.com/fxml/1">
   <columnConstraints>
     <ColumnConstraints hgrow="SOMETIMES" minWidth="10.0" />

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

@@ -1,27 +1,11 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
-<?import de.jensd.fx.glyphs.GlyphsStack?>
+<?import de.jensd.fx.glyphs.*?>
-<?import de.jensd.fx.glyphs.materialdesignicons.MaterialDesignIconView?>
+<?import de.jensd.fx.glyphs.materialdesignicons.*?>
-<?import java.net.URL?>
 <?import javafx.geometry.Insets?>
-<?import javafx.scene.control.Button?>
+<?import javafx.scene.control.*?>
-<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.*?>
-<?import javafx.scene.control.Menu?>
+<?import java.net.URL?>
-<?import javafx.scene.control.MenuBar?>
-<?import javafx.scene.control.MenuItem?>
-<?import javafx.scene.control.SeparatorMenuItem?>
-<?import javafx.scene.control.TableView?>
-<?import javafx.scene.control.ToolBar?>
-<?import javafx.scene.control.Tooltip?>
-<?import javafx.scene.layout.AnchorPane?>
-<?import javafx.scene.layout.BorderPane?>
-<?import javafx.scene.layout.ColumnConstraints?>
-<?import javafx.scene.layout.GridPane?>
-<?import javafx.scene.layout.HBox?>
-<?import javafx.scene.layout.Region?>
-<?import javafx.scene.layout.RowConstraints?>
-<?import javafx.scene.layout.VBox?>
-
 <BorderPane fx:id="applicationPane" maxHeight="-Infinity" maxWidth="1000.0" minHeight="700.0" minWidth="-Infinity" prefHeight="700.0" prefWidth="1000.0" xmlns="http://javafx.com/javafx/8.0.101" xmlns:fx="http://javafx.com/fxml/1">
     <top>
         <VBox id="background" prefWidth="100.0" BorderPane.alignment="CENTER">

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

@@ -71,6 +71,7 @@ validation.rule.label.groovy = groovy:
 validation.rules.active = active
 validation.rules.name = rule
 validation.rules.value = value
+validation.rule.label.unique = Unique in column:
 
 dialog.validation.rules.title = Validation rules
 dialog.validation.rules.header = Validation rules of column "{0}"

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

@@ -80,6 +80,7 @@ validation.rule.label.groovy = groovy:
 validation.rules.active = Aktiv
 validation.rules.name = Regel
 validation.rules.value = Wert
+validation.rule.label.unique = Einmalig in Spalte:
 
 dialog.validation.rules.title = Pr\u00fcfregeln
 dialog.validation.rules.header = Pr\u00fcfregeln f\u00fcr die Spalte "{0}"

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

@@ -1,15 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 
 <?import javafx.geometry.Insets?>
-<?import javafx.scene.control.CheckBox?>
+<?import javafx.scene.control.*?>
-<?import javafx.scene.control.Label?>
+<?import javafx.scene.layout.*?>
-<?import javafx.scene.control.Spinner?>
-<?import javafx.scene.control.TextArea?>
-<?import javafx.scene.control.TextField?>
-<?import javafx.scene.layout.ColumnConstraints?>
-<?import javafx.scene.layout.GridPane?>
-<?import javafx.scene.layout.RowConstraints?>
-
 <?import org.fxmisc.richtext.CodeArea?>
 <?import java.net.URL?>
 <GridPane hgap="10.0" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefWidth="600.0" vgap="10.0" xmlns="http://javafx.com/javafx/8.0.101" xmlns:fx="http://javafx.com/fxml/1">
@@ -31,41 +24,46 @@
       <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
       <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
       <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
+      <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES" />
   </rowConstraints>
    <children>
       <Label text="%validation.rule.label.not_empty" GridPane.columnIndex="1" GridPane.rowIndex="1" />
       <Label text="%validation.rule.label.integer" GridPane.columnIndex="1" GridPane.rowIndex="2" />
       <Label text="%validation.rule.label.double" GridPane.columnIndex="1" GridPane.rowIndex="3" />
-      <Label text="%validation.rule.label.minlength" GridPane.columnIndex="1" GridPane.rowIndex="5" />
+      <Label text="%validation.rule.label.minlength" GridPane.columnIndex="1" GridPane.rowIndex="6" />
-      <Label text="%validation.rule.label.maxlength" GridPane.columnIndex="1" GridPane.rowIndex="6" />
+      <Label text="%validation.rule.label.maxlength" GridPane.columnIndex="1" GridPane.rowIndex="7" />
-      <Label text="%validation.rule.label.dateformat" GridPane.columnIndex="1" GridPane.rowIndex="7" />
+      <Label text="%validation.rule.label.dateformat" GridPane.columnIndex="1" GridPane.rowIndex="8" />
       <Label text="%validation.rule.label.alphanumeric" GridPane.columnIndex="1" GridPane.rowIndex="4" />
-      <Label text="%validation.rule.label.regexp" GridPane.columnIndex="1" GridPane.rowIndex="8" />
+      <Label text="%validation.rule.label.regexp" GridPane.columnIndex="1" GridPane.rowIndex="9" />
-      <Label text="%validation.rule.label.value_of" GridPane.columnIndex="1" GridPane.rowIndex="9" />
+      <Label text="%validation.rule.label.value_of" GridPane.columnIndex="1" GridPane.rowIndex="10" />
-      <Label text="%validation.rule.label.groovy" GridPane.columnIndex="1" GridPane.rowIndex="10" />
+      <Label text="%validation.rule.label.groovy" GridPane.columnIndex="1" GridPane.rowIndex="11" />
-      <CheckBox fx:id="notEmptyRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="1" />
+      <Label text="%validation.rule.label.unique" GridPane.columnIndex="1" GridPane.rowIndex="5" />
-      <CheckBox fx:id="integerRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="2" />
-      <CheckBox fx:id="doublerRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="3" />
-      <CheckBox fx:id="alphanumericRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="4" />
-      <Spinner fx:id="minLengthSpinner" GridPane.columnIndex="2" GridPane.rowIndex="5" />
-      <Spinner fx:id="maxLengthSpinner" GridPane.columnIndex="2" GridPane.rowIndex="6" />
-      <TextField fx:id="dateformatRuleTextField" GridPane.columnIndex="2" GridPane.rowIndex="7" />
-      <TextField fx:id="regexpRuleTextField" GridPane.columnIndex="2" GridPane.rowIndex="8" />
-      <TextField fx:id="valueOfRuleTextField" GridPane.columnIndex="2" GridPane.rowIndex="9" />
-      <CodeArea fx:id="groovyRuleTextArea" prefHeight="300.0" prefWidth="200.0" GridPane.columnIndex="2" GridPane.rowIndex="10" GridPane.rowSpan="2" />
        <CheckBox fx:id="enableNotEmptyRule" mnemonicParsing="false" GridPane.rowIndex="1" />
+      <CheckBox fx:id="notEmptyRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="1" />
        <CheckBox fx:id="enableIntegerRule" mnemonicParsing="false" GridPane.rowIndex="2" />
+      <CheckBox fx:id="integerRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="2" />
        <CheckBox fx:id="enableDoubleRule" mnemonicParsing="false" GridPane.rowIndex="3" />
+      <CheckBox fx:id="doublerRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="3" />
        <CheckBox fx:id="enableAlphanumericRule" mnemonicParsing="false" GridPane.rowIndex="4" />
-      <CheckBox fx:id="enableMinLengthRule" mnemonicParsing="false" GridPane.rowIndex="5" />
+      <CheckBox fx:id="alphanumericRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="4" />
-      <CheckBox fx:id="enableMaxLengthRule" mnemonicParsing="false" GridPane.rowIndex="6" />
+       <CheckBox fx:id="enableUniqueRule" mnemonicParsing="false" GridPane.rowIndex="5" />
-      <CheckBox fx:id="enableDateRule" mnemonicParsing="false" GridPane.rowIndex="7" />
+      <CheckBox fx:id="uniqueRuleCheckBox" mnemonicParsing="false" GridPane.columnIndex="2" GridPane.rowIndex="5" />
-      <CheckBox fx:id="enableRegexpRule" mnemonicParsing="false" GridPane.rowIndex="8" />
+       <CheckBox fx:id="enableMinLengthRule" mnemonicParsing="false" GridPane.rowIndex="6" />
-      <CheckBox fx:id="enableValueOfRule" mnemonicParsing="false" GridPane.rowIndex="9" />
+      <Spinner fx:id="minLengthSpinner" GridPane.columnIndex="2" GridPane.rowIndex="6" />
-      <CheckBox fx:id="enableGroovyRule" mnemonicParsing="false" GridPane.rowIndex="10" />
+       <CheckBox fx:id="enableMaxLengthRule" mnemonicParsing="false" GridPane.rowIndex="7" />
+      <Spinner fx:id="maxLengthSpinner" GridPane.columnIndex="2" GridPane.rowIndex="7" />
+       <CheckBox fx:id="enableDateRule" mnemonicParsing="false" GridPane.rowIndex="8" />
+      <TextField fx:id="dateformatRuleTextField" GridPane.columnIndex="2" GridPane.rowIndex="8" />
+       <CheckBox fx:id="enableRegexpRule" mnemonicParsing="false" GridPane.rowIndex="9" />
+      <TextField fx:id="regexpRuleTextField" GridPane.columnIndex="2" GridPane.rowIndex="9" />
+       <CheckBox fx:id="enableValueOfRule" mnemonicParsing="false" GridPane.rowIndex="10" />
+      <TextField fx:id="valueOfRuleTextField" GridPane.columnIndex="2" GridPane.rowIndex="10" />
+       <CheckBox fx:id="enableGroovyRule" mnemonicParsing="false" GridPane.rowIndex="11" />
+      <CodeArea fx:id="groovyRuleTextArea" prefHeight="300.0" prefWidth="200.0" GridPane.columnIndex="2" GridPane.rowIndex="11" GridPane.rowSpan="2" />
       <Label style="-fx-font-weight: bold;" text="%validation.rules.active" />
       <Label style="-fx-font-weight: bold;" text="%validation.rules.name" GridPane.columnIndex="1" />
       <Label style="-fx-font-weight: bold;" text="%validation.rules.value" GridPane.columnIndex="2" />
+
    </children>
    <padding>
       <Insets bottom="10.0" left="10.0" right="10.0" top="10.0" />

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

@@ -26,13 +26,10 @@
 
 package ninja.javafx.smartcsv.fx.table.model;
 
-import ninja.javafx.smartcsv.validation.ValidationConfiguration;
-import ninja.javafx.smartcsv.validation.Validator;
 import org.junit.Test;
 
 import static org.hamcrest.Matchers.*;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertThat;
-import static org.mockito.Mockito.*;
 
 /**
  * unit test for the csv model

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

@@ -1,13 +1,10 @@
 package ninja.javafx.smartcsv.fx.table.model;
 
-import ninja.javafx.smartcsv.validation.Validator;
-import org.hamcrest.Matchers;
 import org.junit.Test;
 
 import static org.hamcrest.Matchers.hasKey;
 import static org.hamcrest.Matchers.is;
-import static org.junit.Assert.*;
+import static org.junit.Assert.assertThat;
-import static org.mockito.Mockito.mock;
 
 /**
  * unit test for row class

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

@@ -1,60 +0,0 @@
-package ninja.javafx.smartcsv.fx.table.model;
-
-import ninja.javafx.smartcsv.validation.Validator;
-import org.junit.Before;
-import org.junit.Test;
-
-import static org.mockito.Matchers.anyInt;
-import static org.mockito.Matchers.eq;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
-
-/**
- * unit test for the value class
- */
-public class CSVValueTest {
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // constants
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    static final String COLUMN = "COLUMN";
-    static final String VALUE = "VALUE";
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // mocks
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    Validator validator = mock(Validator.class);
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // subject under test
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    CSVValue sut;
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // init
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Before
-    public void initialize() {
-        sut = new CSVValue();
-        sut.setValidator(validator);
-    }
-
-
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    // tests
-    ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-    @Test
-    public void set_value_calls_validation() {
-        //setup
-        sut.setColumn(COLUMN);
-
-        // execution
-        sut.setValue(VALUE);
-
-        // assertion
-        verify(validator).isValid(eq(COLUMN), eq(VALUE), anyInt());
-    }
-}

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

@@ -70,8 +70,10 @@ public class ValidatorTest {
     ////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
     @Test
     public void validation() {
+        System.out.println(column + "  " + value + "  " + expectedResult + "  " + expectedError);
+
         // execution
-        ValidationError result = sut.isValid(column, value, 0);
+        ValidationError result = sut.isValid(0, column, value);
 
         // assertion
         assertThat(result == null, is(expectedResult));
@@ -112,7 +114,7 @@ public class ValidatorTest {
     }
 
     public static String json(String column, String rule, Object value) {
-        String json = "{\"columns\":{\"" + column + "\":{\"" + rule + "\":";
+        String json = "{\"headers\": { \"list\": [\""+column+"\"]},\"columns\":{\"" + column + "\":{\"" + rule + "\":";
         if (value instanceof String) {
             json += "\""+ value + "\"";
         } else if (value instanceof List) {