protected int writeBytesWireFormat ( byte[] dst, int dstIndex ) {
        int start = dstIndex;

        while ( this.pad-- > 0 ) {
            dst[ dstIndex++ ] = (byte) 0xEE;
        }
        System.arraycopy(this.b, this.off, dst, dstIndex, this.dataLength);
        dstIndex += this.dataLength;

        return dstIndex - start;
    }


    @Override

  /** Equivalent to Arrays.copyOfRange(source, from, to, arrayOfType.getClass()). */
  static <T> T[] copy(Object[] source, int from, int to, T[] arrayOfType) {
    T[] result = newArray(arrayOfType, to - from);
    System.arraycopy(source, from, result, 0, to - from);
    return result;
  }

  // TODO(user): Move this logic to a utility class.
  @JsType(isNative = true, name = "Array", namespace = JsPackage.GLOBAL)
  private interface NativeArray {

import static com.google.common.base.Preconditions.checkArgument;
import static com.google.common.base.Preconditions.checkElementIndex;
import static com.google.common.base.Preconditions.checkNotNull;
import static java.lang.System.arraycopy;
import static java.util.Collections.emptyMap;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.base.Objects;

    @Override
    protected void haveResponse ( byte[] buffer, int start, int len ) throws SMBProtocolDecodingException {
        if ( isRetainPayload() ) {
            byte[] payload = new byte[len];
            System.arraycopy(buffer, start, payload, 0, len);
            setRawPayload(payload);
        }

        if ( !verifySignature(buffer, start, len) ) {

        int start = dstIndex;
        SMBUtil.writeInt2(57, dst, dstIndex);
        dstIndex += 4;
        SMBUtil.writeInt4(this.controlCode, dst, dstIndex);
        dstIndex += 4;
        System.arraycopy(this.fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        int inputOffsetOffset = dstIndex;
        dstIndex += 4;
        int inputLengthOffset = dstIndex;
        dstIndex += 4;

        if ( this.scope == null ) {
            dst[ dstIndex ] = (byte) 0x00;
            return 1;
        }

        // copy new scope in
        dst[ dstIndex++ ] = (byte) '.';
        System.arraycopy(Strings.getOEMBytes(this.scope, this.config), 0, dst, dstIndex, this.scope.length());
        dstIndex += this.scope.length();

        dst[ dstIndex++ ] = (byte) 0x00;

    checkArgument(
        rest.length <= Integer.MAX_VALUE - 1, "the total number of elements must fit in an int");
    int[] array = new int[rest.length + 1];
    array[0] = first;
    System.arraycopy(rest, 0, array, 1, rest.length);
    return new ImmutableIntArray(array);
  }

  /** Returns an immutable array containing the given values, in order. */
  public static ImmutableIntArray copyOf(int[] values) {

        if( scope == null ) {
            dst[dstIndex] = (byte)0x00;
            return 1;
        }

        // copy new scope in
        dst[dstIndex++] = (byte)'.';
        try {
            System.arraycopy( scope.getBytes( Name.OEM_ENCODING ), 0, dst, dstIndex, scope.length() );
        } catch( UnsupportedEncodingException uee ) {
        }
        dstIndex += scope.length();

        dst[dstIndex++] = (byte)0x00;

 */

package com.google.common.collect.testing;

import static com.google.common.collect.testing.Helpers.copyToList;
import static com.google.common.collect.testing.Helpers.copyToSet;
import static java.lang.System.arraycopy;
import static java.util.Arrays.asList;
import static java.util.Collections.frequency;
import static junit.framework.Assert.assertEquals;
import static junit.framework.Assert.fail;

   *
   * - https://github.com/jspecify/jdk/commit/71d826792b8c7ef95d492c50a274deab938f2552
   */
  /*
   * TODO(cpovirk): Is the unchecked cast avoidable? Would System.arraycopy be similarly fast (if
   * likewise not type-checked)? Could our single caller do something different?
   */
  @SuppressWarnings({"nullness", "unchecked"})