*
   * @since 20.0
   */
  public static void throwIfUnchecked(Throwable throwable) {
    checkNotNull(throwable);
    if (throwable instanceof RuntimeException) {
      throw (RuntimeException) throwable;
    }
    if (throwable instanceof Error) {
      throw (Error) throwable;
    }
  }

  /**
   * Propagates {@code throwable} exactly as-is, if and only if it is an instance of {@link

type in Go are instead represented by a uintptr. Those include:

1. The *Ref types on Darwin, rooted at CoreFoundation's CFTypeRef type.

2. The object types from Java's JNI interface:

	jobject
	jclass
	jthrowable
	jstring
	jarray
	jbooleanArray
	jbyteArray
	jcharArray
	jshortArray
	jintArray
	jlongArray
	jfloatArray
	jdoubleArray
	jobjectArray
	jweak

import static com.google.common.base.Throwables.getCausalChain;
import static com.google.common.base.Throwables.getCauseAs;
import static com.google.common.base.Throwables.getRootCause;
import static com.google.common.base.Throwables.getStackTraceAsString;
import static com.google.common.base.Throwables.lazyStackTrace;
import static com.google.common.base.Throwables.lazyStackTraceIsLazy;

    private static final long serialVersionUID = 1L;

    private final Throwable[] throwables;

    public MultipleCrawlingAccessException(final String message, final Throwable[] throwables) {
        super(message);
        if (throwables == null) {
            this.throwables = new Throwable[0];
        } else {
            this.throwables = throwables;
        }
    }

    @Override

import static com.google.common.base.Throwables.getCausalChain;
import static com.google.common.base.Throwables.getCauseAs;
import static com.google.common.base.Throwables.getRootCause;
import static com.google.common.base.Throwables.getStackTraceAsString;
import static com.google.common.base.Throwables.lazyStackTrace;
import static com.google.common.base.Throwables.lazyStackTraceIsLazy;

// they are mapped. The base "jobject" maps to the empty string.
var jniTypes = map[string]string{
	"jobject":       "",
	"jclass":        "jobject",
	"jthrowable":    "jobject",
	"jstring":       "jobject",
	"jarray":        "jobject",
	"jbooleanArray": "jarray",
	"jbyteArray":    "jarray",
	"jcharArray":    "jarray",
	"jshortArray":   "jarray",

    @Override
    public void suppress(Closeable closeable, Throwable thrown, Throwable suppressed) {
      suppressions.add(new Suppression(closeable, thrown, suppressed));
    }
  }

  /** Record of a call to suppress. */
  private static class Suppression {
    private final Closeable closeable;
    private final Throwable thrown;
    private final Throwable suppressed;

      for (int i = 0; i < reps; i++) {
        int f = 0;
        Throwable t = new Throwable();
        for (StackTraceElement ste : getStackTrace(t)) {
          dummy |= ste == duh;
          if (f++ == breakAt) {
            break;
          }
        }
      }
      return dummy;
    }

    abstract List<StackTraceElement> getStackTrace(Throwable t);
  }

  @BeforeExperiment
  public void doBefore() {

      for (int i = 0; i < reps; i++) {
        int f = 0;
        Throwable t = new Throwable();
        for (StackTraceElement ste : getStackTrace(t)) {
          dummy |= ste == duh;
          if (f++ == breakAt) {
            break;
          }
        }
      }
      return dummy;
    }

    abstract List<StackTraceElement> getStackTrace(Throwable t);
  }

  @BeforeExperiment
  public void doBefore() {

    @Override
    public void suppress(Closeable closeable, Throwable thrown, Throwable suppressed) {
      suppressions.add(new Suppression(closeable, thrown, suppressed));
    }
  }

  /** Record of a call to suppress. */
  private static class Suppression {
    private final Closeable closeable;
    private final Throwable thrown;
    private final Throwable suppressed;