add hashCode to NoCredentials (#3216)

pongad · web-flow · commit 52b727aef88a · 2018-05-01T15:56:33.000-07:00
diff --git a/google-cloud-core/src/main/java/com/google/cloud/NoCredentials.java b/google-cloud-core/src/main/java/com/google/cloud/NoCredentials.java
@@ -40,9 +40,11 @@ public static NoCredentials getInstance() {
 
   @Override
   public boolean equals(Object obj) {
-    if (!(obj instanceof NoCredentials)) {
-      return false;
-    }
     return this == obj;
   }
+
+  @Override
+  public int hashCode() {
+    return System.identityHashCode(this);
+  }
 }

Original file line number	Diff line number	Diff line change
`@@ -40,9 +40,11 @@ public static NoCredentials getInstance() {`
`40`	`40`
`41`	`41`	`@Override`
`42`	`42`	`public boolean equals(Object obj) {`
`43`		`- if (!(obj instanceof NoCredentials)) {`
`44`		`- return false;`
`45`		`- }`
`46`	`43`	`return this == obj;`
`47`	`44`	`}`
	`45`	`+`
	`46`	`+ @Override`
	`47`	`+ public int hashCode() {`
	`48`	`+ return System.identityHashCode(this);`
	`49`	`+ }`
`48`	`50`	`}`