MinIO does not assume or require that the client-provided key is unique. It may be used for multiple objects or buckets. Especially a single client-provided key may be used for all objects - even though all objects must be treated as compromised if that key is ever compromised.

#### Key rotation

    protected boolean httpOnly = true;

    /**
     * Retrieves the user code for the current request.
     * The user code is used to uniquely identify users across sessions and requests.
     * It checks multiple sources in order: request attribute, request parameter, cookie, user bean, or generates a new one.
     *
     * @return the user code string, or null if no valid session exists
     */
    public String getUserCode() {

  }

  /**
   * Builds a thread-safe map. This method does not alter the state of this {@code MapMaker}
   * instance, so it can be invoked again to create multiple independent maps.
   *
   * <p>The bulk operations {@code putAll}, {@code equals}, and {@code clear} are not guaranteed to
   * be performed atomically on the returned map. Additionally, {@code size} and {@code

              ++counts;
            }
          }
        }
        if (done) {
          break;
        }
      }
    }
  }

  /**
   * Multiple threads using same array of counters successfully update a number of times equal to
   * total count
   */
  public void testCountingInMultipleThreads() throws InterruptedException {

        int bytesRead = SessionServicePacket.readn(bais, buffer, 0, 5);

        assertEquals(0, bytesRead);
    }

    @Test
    @DisplayName("readn should handle multiple read calls")
    void testReadnMultipleCalls() throws IOException {
        when(mockInputStream.read(any(byte[].class), anyInt(), anyInt())).thenReturn(2) // First read returns 2 bytes

        @Test
        @DisplayName("Should handle multiple close calls gracefully")
        void testMultipleCloseCalls() throws Exception {
            byte[] sessionKey = new byte[16];
            Arrays.fill(sessionKey, (byte) 0xEE);

            Smb2SigningDigest digest = new Smb2SigningDigest(sessionKey, Smb2Constants.SMB2_DIALECT_0202, null);

            // Close multiple times should not throw
            digest.close();

	// use that and validate the authentication request. If not, we assume this
	// is an STS request for a claim based IDP (if one is present) and set
	// roleArn = openid.DummyRoleARN.
	//
	// Currently, we do not support multiple claim based IDPs, as there is no
	// defined parameter to disambiguate the intended IDP in this STS request.
	roleArn := openid.DummyRoleARN
	roleArnStr := r.Form.Get(stsRoleArn)
	isRolePolicyProvider := roleArnStr != ""

        request.setRequestURI("/api/data#anchor");
        assertTrue(manager.matches(request));
    }

    public void test_process_withMultipleOperations() throws IOException, ServletException {
        // Test multiple operations in process
        ComplexWebApiManager manager = new ComplexWebApiManager();

        TestHttpServletRequest request = new TestHttpServletRequest();

                }
            }
        }
    }

    /**
     * SAMR SAM Array structure representing an array of SAM entries.
     * Used to return multiple SAM objects in enumeration operations.
     */
    public static class SamrSamArray extends NdrObject {

        /**
         * Default constructor for SamrSamArray.
         */
        public SamrSamArray() {

                }
            }
        }
    }

    /**
     * SAMR SAM Array structure representing an array of SAM entries.
     * Used to return multiple SAM objects in enumeration operations.
     */
    public static class SamrSamArray extends NdrObject {

        /**
         * Default constructor for SamrSamArray.
         */
        public SamrSamArray() {