accumulator.addAll(createPairedStatsOf(xPartitions.get(index), yPartitions.get(index)));
    }
    return accumulator;
  }

  private static boolean isAndroid() {
    return checkNotNull(System.getProperty("java.runtime.name", "")).contains("Android");
  }

  private StatsTesting() {}

import static com.google.common.collect.testing.Helpers.assertEqualIgnoringOrder;
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;

        final StringBuilder sb = new StringBuilder();
        final byte[] buf = new byte[1024];
        int n;
        String name;

        final Properties p = new Properties();
        p.putAll(System.getProperties());
        p.setProperty("jcifs.smb.client.soTimeout", "600000");
        p.setProperty("jcifs.smb.client.attrExpirationPeriod", "300000");

        final Enumeration<String> e = getInitParameterNames();

    array[3] = e4;
    array[4] = e5;
    array[5] = e6;
    array[6] = e7;
    array[7] = e8;
    array[8] = e9;
    array[9] = e10;
    array[10] = e11;
    array[11] = e12;
    System.arraycopy(others, 0, array, 12, others.length);
    return construct(array);
  }

  /**
   * Returns an immutable list containing the given elements, in order. If {@code elements} is a

    long length = 0;
    for (char[] array : arrays) {
      length += array.length;
    }
    char[] result = new char[checkNoOverflow(length)];
    int pos = 0;
    for (char[] array : arrays) {
      System.arraycopy(array, 0, result, pos, array.length);
      pos += array.length;
    }
    return result;
  }

  private static int checkNoOverflow(long result) {
    checkArgument(

    long length = 0;
    for (short[] array : arrays) {
      length += array.length;
    }
    short[] result = new short[checkNoOverflow(length)];
    int pos = 0;
    for (short[] array : arrays) {
      System.arraycopy(array, 0, result, pos, array.length);
      pos += array.length;
    }
    return result;
  }

  private static int checkNoOverflow(long result) {
    checkArgument(

          int scale = theUnsafe.arrayIndexScale(byte[].class);

          // Use Unsafe only if we're in a 64-bit JVM with an 8-byte aligned field offset.
          if (Objects.equals(System.getProperty("sun.arch.data.model"), "64")
              && (offset % 8) == 0
              // sanity check - this should never fail
              && scale == 1) {
            return offset;
          }

    maxSize,
    fileSystem,
    TaskRunner.INSTANCE,
  )

  /** Create a cache of at most [maxSize] bytes in [directory]. */
  constructor(directory: File, maxSize: Long) : this(
    FileSystem.SYSTEM,
    directory.toOkioPath(),
    maxSize,
  )

  internal val cache =
    DiskLruCache(
      fileSystem = fileSystem,
      directory = directory,
      appVersion = VERSION,

    private final List<?> s;

    public SameListInstance(List<?> s) {
      this.s = checkNotNull(s);
    }

    @Override
    public int hashCode() {
      return System.identityHashCode(s);
    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof SameListInstance) {
        SameListInstance that = (SameListInstance) obj;

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.annotations.J2ktIncompatible;