Fixes #10760 - Remove StringUtil.equals

jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/StringUtil.java

@@ -259,23 +259,6 @@ public static boolean asciiEqualsIgnoreCase(String string, String other)
         return true;
     }
 
-    /**
-     * Check for string equality.
-     * @param string The string to check
-     * @param other The other string to check
-     * @return true if the strings are equal.
-     */
-    public static boolean equals(String string, String other)
-    {
-        if (string == null)
-            return other == null;
-
-        if (other == null)
-            return false;
-
-        return string.equals(other);
-    }
-
     /**
      * Check for a string prefix, ignoring {@link StandardCharsets#US_ASCII} case differences.
      * @param string The string to check

jetty-core/jetty-util/src/main/java/org/eclipse/jetty/util/resource/Resource.java

@@ -28,6 +28,7 @@
 import java.util.Collection;
 import java.util.Iterator;
 import java.util.List;
+import java.util.Objects;
 
 import org.eclipse.jetty.util.IO;
 import org.eclipse.jetty.util.StringUtil;
@@ -97,7 +98,7 @@ public boolean contains(Resource other)
             return false;
 
         // Different authorities? not a valid contains() check
-        if (!StringUtil.equals(thisURI.getAuthority(), otherURI.getAuthority()))
+        if (!Objects.equals(thisURI.getAuthority(), otherURI.getAuthority()))
             return false;
 
         // Ensure that if `file` scheme is used, it's using a consistent convention to allow for startsWith check