// It is necessary here because otherwise the builder() method
  // would be inherited from the emulated ImmutableSet.
  // TODO(cpovirk): should we be including other methods from the shim here and
  // in ImmutableSortedMap?
  @Deprecated
  public static <E> ImmutableSortedSet.Builder<E> builder() {
    throw new UnsupportedOperationException();
  }

    public static String dec_utf8 ( byte[] src, int si, int slim ) throws IOException {
        char[] uni = new char[slim - si];
        int ui, ch;

        for ( ui = 0; si < slim && ( ch = src[ si++ ] & 0xFF ) != 0; ui++ ) {
            if ( ch < 0x80 ) {
                uni[ ui ] = (char) ch;
            }
            else if ( ( ch & 0xE0 ) == 0xC0 ) {
                if ( ( slim - si ) < 2 ) {
                    break;

import java.util.concurrent.Callable;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Static utility methods pertaining to the {@link Callable} interface.
 *
 * @author Isaac Shum
 * @since 1.0
 */
@GwtCompatible(emulated = true)
@ElementTypesAreNonnullByDefault
public final class Callables {
  private Callables() {}

            s[i] = s[j];
            s[j] = t;
        }

        i = j = 0;
    }
    public void update(byte[] src, int soff, int slen, byte[] dst, int doff)
    {
        int slim;

        slim = soff + slen;
        while (soff < slim) {
            i = (i + 1) & 0xff;
            j = (j + s[i]) & 0xff;
            byte t = s[i];
            s[i] = s[j];
            s[j] = t;

import java.util.Map.Entry;
import java.util.Set;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Superclass for tests for {@link Maps#transformValues} overloads.
 *
 * @author Isaac Shum
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
abstract class AbstractMapsTransformValuesTest extends MapInterfaceTest<String, String> {
  public AbstractMapsTransformValuesTest() {

 * <p>This class uses (possibly repeated) invocations of {@link java.lang.System#gc()} to cause
 * finalization to happen. However, a call to {@code System.gc()} is specified to be no more than a
 * hint, so this technique may fail at the whim of the JDK implementation, for example if a user
 * specified the JVM flag {@code -XX:+DisableExplicitGC}. But in practice, it works very well for
 * ordinary tests.
 *

import com.google.common.base.Function;
import com.google.common.base.Functions;
import java.util.Map;

/**
 * Tests for {@link Maps#transformValues(Map, Function)}.
 *
 * @author Isaac Shum
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class MapsTransformValuesTest extends AbstractMapsTransformValuesTest {
  @Override
  protected Map<String, String> makeEmptyMap() {

    try {
      japaneseToSpanish.apply("Ni");
      fail();
    } catch (IllegalArgumentException e) {
    }
    assertEquals("Tres", japaneseToSpanish.apply("San"));
    try {
      japaneseToSpanish.apply("Shi");
      fail();
    } catch (IllegalArgumentException e) {
    }

    new EqualsTester()
        .addEqualityGroup(japaneseToSpanish, Functions.compose(integerToSpanish, japaneseToInteger))

    try {
      japaneseToSpanish.apply("Ni");
      fail();
    } catch (IllegalArgumentException e) {
    }
    assertEquals("Tres", japaneseToSpanish.apply("San"));
    try {
      japaneseToSpanish.apply("Shi");
      fail();
    } catch (IllegalArgumentException e) {
    }

    new EqualsTester()
        .addEqualityGroup(japaneseToSpanish, Functions.compose(integerToSpanish, japaneseToInteger))

import java.util.concurrent.ExecutionException;
import junit.framework.TestCase;
import org.checkerframework.checker.nullness.qual.Nullable;

/**
 * Unit tests for {@link Callables}.
 *
 * @author Isaac Shum
 */
@GwtCompatible(emulated = true)
public class CallablesTest extends TestCase {

  @J2ktIncompatible // TODO(b/324550390): Enable
  public void testReturning() throws Exception {