*     #initCause} later, so it is not quite equivalent to using a constructor that omits the
   *     cause.
   */
  @Deprecated
  protected ExecutionError() {}

  /**
   * Creates a new instance with the given detail message and no cause.
   *
   * @deprecated Prefer {@linkplain ExecutionError(String, Error)} a constructor that accepts a
   *     cause: Users of this class typically expect for instances to have a non-null cause. At the

            if (v == null) {
              throw new ExecutionError(cause);
            }
            return v;
          }

          @Override
          public @Nullable Object getIfPresent(Object key) {
            return valueRef.get();
          }
        };

    ExecutionError expected =
        assertThrows(ExecutionError.class, () -> cache.getUnchecked(new Object()));

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.ExecutionError;
import com.google.common.util.concurrent.UncheckedExecutionException;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ExecutionException;

import com.google.common.annotations.J2ktIncompatible;
import com.google.common.base.Function;
import com.google.common.collect.ImmutableMap;
import com.google.common.util.concurrent.ExecutionError;
import com.google.common.util.concurrent.UncheckedExecutionException;
import com.google.errorprone.annotations.CanIgnoreReturnValue;
import java.util.concurrent.ConcurrentMap;
import java.util.concurrent.ExecutionException;

      throw new UncheckedExecutionException(e);
    } catch (Exception e) {
      restoreInterruptIfIsInterruptedException(e);
      throw new ExecutionException(e);
    } catch (Error e) {
      throw new ExecutionError(e);
    }
  }

  @CanIgnoreReturnValue // TODO(kak): consider removing this
  @Override
  @ParametricNullness
  public <T extends @Nullable Object> T callUninterruptiblyWithTimeout(

   * @throws ExecutionException if {@code callable} throws a checked exception
   * @throws UncheckedExecutionException if {@code callable} throws a {@code RuntimeException}
   * @throws ExecutionError if {@code callable} throws an {@code Error}
   * @since 22.0
   */
  @CanIgnoreReturnValue
  @ParametricNullness
  <T extends @Nullable Object> T callWithTimeout(

      }
    }
    return false;
  }

  private static void wrapAndThrowExecutionExceptionOrError(Throwable cause)
      throws ExecutionException {
    if (cause instanceof Error) {
      throw new ExecutionError((Error) cause);
    } else if (cause instanceof RuntimeException) {
      throw new UncheckedExecutionException(cause);
    } else {
      throw new ExecutionException(cause);
    }
  }

    assertThat(expected).hasCauseThat().isEqualTo(UNCHECKED_EXCEPTION);
  }

  public void testGetCheckedUntimed_executionExceptionError() throws TwoArgConstructorException {
    ExecutionError expected =
        assertThrows(
            ExecutionError.class,
            () -> getChecked(FAILED_FUTURE_ERROR, TwoArgConstructorException.class));
    assertThat(expected).hasCauseThat().isEqualTo(ERROR);
  }

    assertThat(expected).hasCauseThat().isEqualTo(UNCHECKED_EXCEPTION);
  }

  public void testGetCheckedUntimed_executionExceptionError() throws TwoArgConstructorException {
    ExecutionError expected =
        assertThrows(
            ExecutionError.class,
            () -> getChecked(FAILED_FUTURE_ERROR, TwoArgConstructorException.class));
    assertThat(expected).hasCauseThat().isEqualTo(ERROR);
  }

    assertThat(expected).hasCauseThat().isEqualTo(UNCHECKED_EXCEPTION);
  }

  public void testGetUnchecked_executionExceptionError() {
    ExecutionError expected =
        assertThrows(ExecutionError.class, () -> getUnchecked(FAILED_FUTURE_ERROR));
    assertThat(expected).hasCauseThat().isEqualTo(ERROR);
  }

  public void testGetUnchecked_executionExceptionOtherThrowable() {