0027537: The variants created during the idl for variants importations are not defined as variant

diff --git a/src/org/openbravo/idl/variants/ImportProduct.java b/src/org/openbravo/idl/variants/ImportProduct.java
--- a/src/org/openbravo/idl/variants/ImportProduct.java
+++ b/src/org/openbravo/idl/variants/ImportProduct.java
@@ -427,15 +427,15 @@
 
     if (isGeneric) {
       if (StringUtils.isNotBlank(strVariant1Name)) {
-        Characteristic ch = getCharacteristic(strVariant1Name.trim());
+        Characteristic ch = getCharacteristic(strVariant1Name.trim(), true);
         addCharacteristicToProduct(ch, true, product, 1L);
       }
       if (StringUtils.isNotBlank(strVariant2Name)) {
-        Characteristic ch = getCharacteristic(strVariant2Name.trim());
+        Characteristic ch = getCharacteristic(strVariant2Name.trim(), true);
         addCharacteristicToProduct(ch, true, product, 2L);
       }
       if (StringUtils.isNotBlank(strVariant3Name)) {
-        Characteristic ch = getCharacteristic(strVariant3Name.trim());
+        Characteristic ch = getCharacteristic(strVariant3Name.trim(), true);
         addCharacteristicToProduct(ch, true, product, 3L);
       }
     } else if (genericProd != null) {
@@ -466,7 +466,7 @@
   }
 
   private void setCustomCharacteristic(String strChName, String strChValue, Product product) {
-    Characteristic ch = getCharacteristic(strChName);
+    Characteristic ch = getCharacteristic(strChName, false);
     addCharacteristicToProduct(ch, false, product, 0L);
     CharacteristicValue chValue = getCharacteristicValue(ch, strChValue, null);
     addCharacteristicValueToProduct(chValue, product);
@@ -477,7 +477,7 @@
     Characteristic ch = getCharacteristicFromGeneric(generic, variantNo);
     if (ch == null) {
       if (StringUtils.isNotBlank(strName)) {
-        ch = getCharacteristic(strName.trim());
+        ch = getCharacteristic(strName.trim(), true);
         if (!hasVariantCharacteristic(generic, ch)) {
           throw new OBException(OBMessageUtils.messageBD("OBIDLVR_VariantChNotInGeneric") + ": "
               + strName + " - " + generic.getSearchKey());
@@ -495,12 +495,13 @@
     addCharacteristicValueToProduct(chv, product);
   }
 
-  private Characteristic getCharacteristic(String strChName) {
+  private Characteristic getCharacteristic(String strChName, boolean variant) {
     Characteristic ch = findDALInstance(false, Characteristic.class, new Value(
         Characteristic.PROPERTY_NAME, strChName));
     if (ch == null) {
       ch = OBProvider.getInstance().get(Characteristic.class);
       ch.setActive(true);
+      ch.setVariant(variant);
       ch.setOrganization(rowOrganization);
       ch.setName(strChName);
       OBDal.getInstance().save(ch);