Add clear() for fields and field group (#14755)

Change-Id: If9372ccceeaacd0826f8b1ed07f64af12bf47fc6

1 files changed, 15 insertions, 0 deletions

diff --git a/server/src/com/vaadin/data/fieldgroup/FieldGroup.java b/server/src/com/vaadin/data/fieldgroup/FieldGroup.java
index e647bdbf6d..2873d07c5d 100644
--- a/server/src/com/vaadin/data/fieldgroup/FieldGroup.java
+++ b/server/src/com/vaadin/data/fieldgroup/FieldGroup.java
@@ -28,6 +28,7 @@ import com.vaadin.data.Item;
 import com.vaadin.data.Property;
 import com.vaadin.data.Validator.InvalidValueException;
 import com.vaadin.data.util.TransactionalPropertyWrapper;
+import com.vaadin.ui.AbstractField;
 import com.vaadin.ui.DefaultFieldFactory;
 import com.vaadin.ui.Field;
 import com.vaadin.ui.Form;
@@ -1095,4 +1096,18 @@ public class FieldGroup implements Serializable {
         }
         return memberFieldInOrder;
     }
+
+    /**
+     * Clears the value of all fields.
+     * 
+     * @since
+     */
+    public void clear() {
+        for (Field<?> f : getFields()) {
+            if (f instanceof AbstractField) {
+                ((AbstractField) f).clear();
+            }
+        }
+
+    }
 }