[java] JSpecify annotations for org.openqa.selenium.bidi.permissions (#16430)

Co-authored-by: Diego Molina <[email protected]>

Author: mk868

java/src/org/openqa/selenium/bidi/permissions/BUILD.bazel

@@ -1,4 +1,4 @@
-load("//java:defs.bzl", "java_library")
+load("//java:defs.bzl", "artifact", "java_library")
 
 java_library(
     name = "permissions",
@@ -14,4 +14,7 @@ java_library(
         "//java/test/org/openqa/selenium/bidi:__subpackages__",
         "//java/test/org/openqa/selenium/grid:__subpackages__",
     ],
+    deps = [
+        artifact("org.jspecify:jspecify"),
+    ],
 )

java/src/org/openqa/selenium/bidi/permissions/PermissionState.java

@@ -17,6 +17,10 @@
 
 package org.openqa.selenium.bidi.permissions;
 
+import org.jspecify.annotations.NullMarked;
+import org.jspecify.annotations.Nullable;
+
+@NullMarked
 public enum PermissionState {
   GRANTED("granted"),
   DENIED("denied"),
@@ -33,7 +37,7 @@ public String toString() {
     return state;
   }
 
-  public static PermissionState findByName(String name) {
+  public static @Nullable PermissionState findByName(String name) {
     PermissionState result = null;
     for (PermissionState state : values()) {
       if (state.toString().equalsIgnoreCase(name)) {