/**
 * Hidden superclass of {@link Futures} that provides us a place to declare special GWT versions of
 * the {@link Futures#catching(ListenableFuture, Class, com.google.common.base.Function,
 * java.util.concurrent.Executor) Futures.catching} family of methods. Those versions have slightly
 * different signatures.
 */
@GwtCompatible
@J2ktIncompatible // Super-sourced

 * {@code GwtIncompatible}. This is more accurate for {@link Futures#catching}, which is available
 * under GWT but with a slightly different signature.
 *
 * <p>We can't use {@code PartiallyGwtIncompatible} because then the GWT compiler wouldn't recognize
 * it as a {@code GwtIncompatible} annotation. And for {@code Futures.catching}, we need the GWT

import org.jspecify.annotations.Nullable;

/**
 * Hidden superclass of {@link FluentFuture} that provides us a place to declare special GWT
 * versions of the {@link FluentFuture#catching(Class, com.google.common.base.Function)
 * FluentFuture.catching} family of methods. Those versions have slightly different signatures.
 */
abstract class GwtFluentFutureCatchingSpecialization<V extends @Nullable Object>
    extends AbstractFuture<V> {
  /*

/**
 * Hidden superclass of {@link Futures} that provides us a place to declare special GWT versions of
 * the {@link Futures#catching(ListenableFuture, Class, com.google.common.base.Function,
 * java.util.concurrent.Executor) Futures.catching} family of methods. Those versions have slightly
 * different signatures.
 */
@GwtCompatible
@J2ktIncompatible // Super-sourced

import org.jspecify.annotations.Nullable;

/**
 * Hidden superclass of {@link Futures} that provides us a place to declare special GWT versions of
 * the {@link Futures#catching(ListenableFuture, Class, com.google.common.base.Function)
 * Futures.catching} family of methods. Those versions have slightly different signatures.
 */
abstract class GwtFuturesCatchingSpecialization {
  /*

        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        final String errorMessage = "Data store operation failed";

        try {
            throw new DataStoreException(errorMessage);
        } catch (DataStoreException e) {

        assertNotSame(exception1, exception2);
        assertNotSame(exception2, exception3);
        assertNotSame(exception1, exception3);
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String errorMessage = "LDAP server not reachable";

        try {
            throw new LdapConfigurationException(errorMessage);
        } catch (LdapConfigurationException e) {

        assertEquals(middleCause, exception.getCause());
        assertEquals(innerCause, exception.getCause().getCause());
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        int expectedStatusCode = 403;
        String expectedMessage = "Access denied";

        try {
            throw new WebApiException(expectedStatusCode, expectedMessage);

        // Verify they have different stack traces
        assertNotSame(exception1.getStackTrace(), exception2.getStackTrace());
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String expectedMessage = "Thrown exception";

        try {
            throw new UnsupportedSearchException(expectedMessage);
            // fail("Exception was not thrown");

        assertNotNull(exception);
        assertEquals(longMessage, exception.getMessage());
    }

    public void test_throwAndCatch() {
        // Test throwing and catching the exception
        String expectedMessage = "Theme loading error";

        try {
            throw new ThemeException(expectedMessage);
        } catch (ThemeException e) {