import javax.crypto.Cipher;
import javax.crypto.Mac;
import javax.crypto.spec.IvParameterSpec;
import javax.crypto.spec.SecretKeySpec;
import javax.security.auth.kerberos.KerberosKey;

/**
 * Utility class for calculating and verifying PAC (Privilege Attribute Certificate) message authentication codes.
 * This class provides methods for computing MACs using various Kerberos encryption types including
 * ARCFOUR-HMAC-MD5 and AES-based HMAC algorithms.

    /**
     * Calculates a Message Integrity Code (MIC) for the given data.
     * @param data the data to calculate MIC for
     * @return MIC
     * @throws CIFSException if an error occurs calculating the MIC
     */
    byte[] calculateMIC(byte[] data) throws CIFSException;

    /**
     * Verifies a Message Integrity Code (MIC) for the given data.
     * @param data the data to verify

 *
 * This class provides pagination functionality for displaying stemmer override
 * dictionary entries in the administrative interface. It manages page state,
 * navigation controls, and provides methods for calculating page boundaries
 * and navigation elements.
 */
public class StemmerOverridePager implements Serializable {

    private static final long serialVersionUID = 1L;

                pad = pad == 0 ? 0 : PADDING_SIZE - pad;
                parameterOffset += pad;
            }

            // caclulate parameterDisplacement before calculating new parameterCount
            parameterDisplacement += parameterCount;

            int available = maxBufferSize - parameterOffset - pad;

                this.pad1 = this.pad(this.parameterOffset);
                this.parameterOffset += this.pad1;
            }

            // caclulate parameterDisplacement before calculating new parameterCount
            this.parameterDisplacement += this.parameterCount;

            int available = this.maxBufferSize - this.parameterOffset - this.pad1;

    static final byte SMB_COM_NT_CREATE_ANDX = (byte) 0xA2;

    /*
     * Some fields specify the offset from the beginning of the header. This
     * field should be used for calculating that. This would likely be zero
     * but an implemantation that encorporates the transport header(for
     * efficiency) might use a different initial bufferIndex. For example,

   * cache whose key or value type is incompatible with the weigher, you will likely experience a
   * {@link ClassCastException} at some <i>undefined</i> point in the future.
   *
   * @param weigher the weigher to use in calculating the weight of cache entries
   * @return this {@code CacheBuilder} instance (for chaining)
   * @throws IllegalStateException if a weigher was already set or {@link #maximumSize(long)} was
   *     previously called

     */
    public static final byte SMB_COM_NT_CREATE_ANDX = (byte) 0xA2;

    /*
     * Some fields specify the offset from the beginning of the header. This
     * field should be used for calculating that. This would likely be zero
     * but an implemantation that encorporates the transport header(for
     * efficiency) might use a different initial bufferIndex. For example,

    checkNotNull(comparator, "comparator");

    return new MergingIterator<>(iterators, comparator);
  }

  /**
   * An iterator that performs a lazy N-way merge, calculating the next value each time the iterator
   * is polled. This amortizes the sorting cost over the iteration and requires less memory than
   * sorting all elements at once.
   *

- Kube-apiserver: Fixed a possible `v1.34` performance regression calculating object size statistics for resources not served from the watch cache, typically only `Events`. ([#133873](https://github.com/kubernetes/kubernetes/pull/133873), [@serathius](https://github.com/serathius)) [SIG API Machinery and Etcd]