support double value validation

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

@@ -96,6 +96,7 @@ public class Validator {
                         checkInteger(columnConfig, value, error);
                         checkGroovy(column, columnConfig, value, error);
                         checkValueOf(columnConfig, value, error);
+                        checkDouble(columnConfig, value, error);
                     }
 
                     if (!error.isEmpty()) {
@@ -174,6 +175,15 @@ public class Validator {
         }
     }
 
+    private void checkDouble(Config columnConfig, String value, ValidationError error) {
+        if (getBoolean(columnConfig, "double")) {
+            if (!isDouble(value)) {
+                error.add("validation.message.double");
+            }
+        }
+    }
+
+
     private void checkMinLength(Config columnConfig, String value, ValidationError error) {
         Integer minLength = getInteger(columnConfig, "minlength");
         if (minLength != null) {

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

@@ -12,6 +12,7 @@ title.validation.errors = Validation Errors:
 # validaton messages
 validation.message.not.empty = should not be empty
 validation.message.integer = should be an integer
+validation.message.double = should be a double
 validation.message.alphanumeric = should be alphanumeric
 validation.message.groovy.exception = groovy script '{0}' throws exception: {1}
 validation.message.groovy.return.null = groovy script '{0}' returns null

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

@@ -20,6 +20,7 @@ title.validation.errors = Fehler in der Datei:
 # validaton messages
 validation.message.not.empty = Darf nicht leer sein.
 validation.message.integer = Muss eine Zahl sein.
+validation.message.double = Muss eine Gleitkommazahl sein
 validation.message.alphanumeric = Darf nur Zahlen und Buchstaben enthalten.
 validation.message.groovy.exception = groovy script '{0}' wirft folgenden Fehler: {1}
 validation.message.groovy.return.null = groovy script '{0}' meldet "null"