| _Required_    | _No_                                               |

### Policy

       <artifactId>okio</artifactId>
       <version>1.4.0</version>
     </dependency>
     ```

 *  **`Request.Builder` no longer accepts null if a request body is required.**
    Passing null will now fail for request methods that require a body. Instead
    use an empty body such as this one:

    ```java
        RequestBody.create(null, new byte[0]);
    ```

      Throwable cause = e.getCause();
      if (policy.isExpectedType(cause)) {
        return;
      }
      throw new AssertionError(
          String.format(
              "wrong exception thrown from %s when passing null to %s parameter at index %s.%n"
                  + "Full parameters: %s%n"
                  + "Actual exception message: %s",
              invokable,
              invokable.getParameters().get(paramIndex).getType(),

   * iterator will generally throw a {@link ConcurrentModificationException}. Thus, in the face of
   * concurrent modification, the iterator fails quickly and cleanly, rather than risking arbitrary,
   * non-deterministic behavior at an undetermined time in the future.
   *
   * <p>Note that the fail-fast behavior of an iterator cannot be guaranteed as it is, generally

                 * present. (And if it's not present, behavior is undefined.) However, that's a
                 * behavior change relative to the old code, so it didn't seem worth risking.)
                 */
                return uncheckedCastNullableTToT(
                    entry.getValue().put(columnKey, checkNotNull(value)));
              }
            }
            return new EntryImpl();

   * aren't annotated nullable (according to the rules of {@link NullPointerTester}). In details:
   *
   * <ul>
   *   <li>All non-private static methods are checked such that passing null for any parameter
   *       that's not annotated nullable should throw {@link NullPointerException}.
   *   <li>If there is any non-private constructor or non-private static factory method declared by

                    CHORUS.

    (In which the cook and the baby joined):--

                `Wow! wow! wow!'

  While the Duchess sang the second verse of the song, she kept
tossing the baby violently up and down, and the poor little thing
howled so, that Alice could hardly hear the words:--

        `I speak severely to my boy,
          I beat him when he sneezes;

   * iterator will generally throw a {@link ConcurrentModificationException}. Thus, in the face of
   * concurrent modification, the iterator fails quickly and cleanly, rather than risking arbitrary,
   * non-deterministic behavior at an undetermined time in the future.
   *
   * <p>Note that the fail-fast behavior of an iterator cannot be guaranteed as it is, generally

		}
	}
}

// Wrapper for calling TestPaging for both Erasure and FS.
func TestPaging(t *testing.T) {
	ExecObjectLayerTest(t, testPaging)
}

// Tests validate creation of objects and the order of listing using various filters for ListObjects operation.
func testPaging(obj ObjectLayer, instanceType string, t TestErrHandler) {
	obj.MakeBucket(context.Background(), "bucket", MakeBucketOptions{})

 * worst case time complexity of O(N^2). You are extremely unlikely to hit this quadratic case on
 * randomly ordered data (the probability decreases faster than exponentially in N), but if you are
 * passing in unsanitized user data then a malicious user could force it. A light shuffle of the
 * data using an unpredictable seed should normally be enough to thwart this attack.
 *