HSEARCH-2172 Cache the string form representation for markers

hibernate · Dec 19, 2016 · ff0d70b · ff0d70b
1 parent d1a336c
commit ff0d70b
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/engine/src/main/java/org/hibernate/search/bridge/util/impl/ToStringNullMarker.java b/engine/src/main/java/org/hibernate/search/bridge/util/impl/ToStringNullMarker.java
@@ -16,17 +16,19 @@
 public class ToStringNullMarker implements NullMarker {
 
 	private final Object indexNullAs;
+	private final String stringRepresentation;
 
 	public ToStringNullMarker(final Object indexNullAs) {
 		if ( indexNullAs == null ) {
 			throw new NullPointerException( "The constructor parameter is mandatory" );
 		}
 		this.indexNullAs = indexNullAs;
+		this.stringRepresentation = indexNullAs.toString();
 	}
 
 	@Override
 	public String nullRepresentedAsString() {
-		return indexNullAs.toString();
+		return stringRepresentation;
 	}
 
 	@Override
@@ -39,5 +41,4 @@ public String toString() {
 		return getClass().getSimpleName() + "[" + indexNullAs + "]";
 	}
 
-
 }