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-rw-r--r--server/src/main/java/com/vaadin/ui/Grid.java3
1 files changed, 3 insertions, 0 deletions
diff --git a/server/src/main/java/com/vaadin/ui/Grid.java b/server/src/main/java/com/vaadin/ui/Grid.java
index a9f7f743e3..ed74b4c664 100644
--- a/server/src/main/java/com/vaadin/ui/Grid.java
+++ b/server/src/main/java/com/vaadin/ui/Grid.java
@@ -1119,6 +1119,9 @@ public class Grid<T> extends AbstractListing<T> implements HasComponents,
*/
public Column<T, V> setCaption(String caption) {
Objects.requireNonNull(caption, "Header caption can't be null");
+ if (caption.equals(getState(false).caption)) {
+ return this;
+ }
getState().caption = caption;
HeaderRow row = getGrid().getDefaultHeaderRow();