first version of new validation algorithm, that is a lot faster

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

@@ -0,0 +1,21 @@
+package ninja.javafx.smartcsv.validation;
+
+import static org.apache.commons.validator.GenericValidator.isDouble;
+
+/**
+ * Created by abi on 07.08.2016.
+ */
+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;
+    }
+}