Implement DisplayWrapper#hashCode to fix SelectDistinct Behavior (deephaven#5281)

nbauernfeind · web-flow · commit dbe2e7ac835d · 2024-05-16T13:00:12.000-06:00
diff --git a/engine/table/src/main/java/io/deephaven/engine/table/impl/preview/DisplayWrapper.java b/engine/table/src/main/java/io/deephaven/engine/table/impl/preview/DisplayWrapper.java
@@ -50,4 +50,9 @@ public boolean equals(Object obj) {
 
         return false;
     }
+
+    @Override
+    public int hashCode() {
+        return displayString.hashCode();
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -50,4 +50,9 @@ public boolean equals(Object obj) {`
`50`	`50`
`51`	`51`	`return false;`
`52`	`52`	`}`
	`53`	`+`
	`54`	`+ @Override`
	`55`	`+ public int hashCode() {`
	`56`	`+ return displayString.hashCode();`
	`57`	`+ }`
`53`	`58`	`}`