Merge branch '5.1.x'

spring-test/src/main/java/org/springframework/test/context/web/WebMergedContextConfiguration.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2017 the original author or authors.
+ * Copyright 2002-2019 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -178,7 +178,7 @@ public class WebMergedContextConfiguration extends MergedContextConfiguration {
 	 */
 	@Override
 	public int hashCode() {
-		return super.hashCode() * 31 + this.resourceBasePath.hashCode();
+		return (31 * super.hashCode() + this.resourceBasePath.hashCode());
 	}
 
 	/**