* </p>
 *
 * @author higa
 */
public abstract class FileUtil {

    /**
     * Do not instantiate.
     */
    protected FileUtil() {
    }

    /** The encoding name for UTF-8. */
    private static final String UTF8 = "UTF-8";

    /** Default Buffer Size */
    protected static final int DEFAULT_BUF_SIZE = 4096; // 4k

    /** Max Buffer Size */

   * input element is mapped to one cell in the returned table, with the rows, columns, and values
   * generated by applying the specified functions. If multiple inputs are mapped to the same row
   * and column pair, they will be combined with the specified merging function in encounter order.
   *
   * <p>The returned {@code Collector} will throw a {@code NullPointerException} at collection time

- Kubeadm: fixed a bug where the node registration information for a given node was not fetched correctly during "kubeadm upgrade node" and the node name can end up being incorrect in cases where the node name is not the same as the host name. ([#134363](https://github.com/kubernetes/kubernetes/pull/134363), [@neolit123](https://github.com/neolit123)) [SIG Cluster Lifecycle]

      comment syntax for the file format. We also recommend that a
      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");

      comment syntax for the file format. We also recommend that a
      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");

      comment syntax for the file format. We also recommend that a
      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright {yyyy} {name of copyright owner}

   Licensed under the Apache License, Version 2.0 (the "License");

      comment syntax for the file format. We also recommend that a
      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright [yyyy] [name of copyright owner]

   Licensed under the Apache License, Version 2.0 (the "License");

      comment syntax for the file format. We also recommend that a
      file or class name and description of purpose be included on the
      same "printed page" as the copyright notice for easier
      identification within third-party archives.

   Copyright {yyyy} {name of copyright owner}

   Licensed under the Apache License, Version 2.0 (the "License");

        @Override
        int readRDataWireFormat(byte[] src, int srcIndex) {
            // For testing purposes, we can return a fixed length or mock behavior
            // Create a dummy Name object for NbtAddress constructor
            Name dummyName = new Name(config, "DUMMY_NAME", 0, null);
            addrEntry[addrIndex] = new NbtAddress(dummyName, 0, false, NbtAddress.B_NODE);
            return 6; // NbtAddress is 6 bytes
        }
    }

      return this;
    }

    /**
     * Tests {@link Object#equals} and {@link Object#hashCode} against the return values of the
     * static methods, by asserting that when equal parameters are passed to the same static method,
     * the return value should also be equal; and vice versa.
     *
     * <p>Test fails if default value cannot be determined for a constructor or factory method