import com.google.common.annotations.GwtCompatible;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Future;
import org.jspecify.annotations.Nullable;

/**
 * A callback for accepting the results of a {@link java.util.concurrent.Future} computation
 * asynchronously.
 *
 * <p>To attach to a {@link ListenableFuture} use {@link Futures#addCallback}.
 *
 * @author Anthony Zana

import kotlinx.coroutines.withTimeout
import mockwebserver3.MockResponse
import mockwebserver3.MockWebServer
import mockwebserver3.SocketEffect
import mockwebserver3.junit5.StartStop
import okhttp3.Callback
import okhttp3.FailingCall
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.OkHttpClientTestRule
import okhttp3.Protocol
import okhttp3.Request
import okhttp3.Response
import okhttp3.ResponseBody

    }

    @Override
    public MavenOptions interpolate(UnaryOperator<String> callback) {
        ArrayList<MavenOptions> interpolatedOptions = new ArrayList<>(options.size());
        for (MavenOptions o : options) {
            interpolatedOptions.add((MavenOptions) o.interpolate(callback));
        }
        return layerMavenOptions(interpolatedOptions);
    }

import java.util.concurrent.CompletableFuture
import java.util.concurrent.RejectedExecutionException
import java.util.concurrent.TimeUnit
import kotlin.test.assertFailsWith
import okhttp3.Call
import okhttp3.Callback
import okhttp3.DelegatingServerSocketFactory
import okhttp3.DelegatingSocketFactory
import okhttp3.OkHttpClient
import okhttp3.OkHttpClientTestRule
import okhttp3.Request
import okhttp3.RequestBody

	return nil
}

func TestCallback(t *testing.T) {
	user, err := schema.Parse(&UserWithCallback{}, &sync.Map{}, schema.NamingStrategy{})
	if err != nil {
		t.Fatalf("failed to parse user with callback, got error %v", err)
	}

	for _, str := range []string{"BeforeSave", "AfterCreate"} {
		if !reflect.Indirect(reflect.ValueOf(user)).FieldByName(str).Interface().(bool) {
			t.Errorf("%v should be true", str)
		}
	}

	return &minioFileInfo{
		p:     pathClean(object),
		info:  objInfo,
		isDir: isDir,
	}, nil
}

// ListDir implements ftpDriver
func (driver *ftpDriver) ListDir(ctx *ftp.Context, objPath string, callback func(os.FileInfo) error) (err error) {
	stopFn := globalFtpMetrics.log(ctx, objPath)
	defer stopFn(0, err)

	clnt, err := driver.getMinIOClient(ctx)
	if err != nil {
		return err
	}

        UnaryOperator<String> callback = v -> {
            String r = request.getUserProperties().getProperty(v);
            if (r == null) {
                r = request.getSystemProperties().getProperty(v);
            }
            return r != null ? r : v;
        };
        return v -> interpolator.interpolate(v, callback);
    }

    static class SimpleSession extends DefaultSession {

        UnaryOperator<String> callback = v -> {
            String r = request.getUserProperties().getProperty(v);
            if (r == null) {
                r = request.getSystemProperties().getProperty(v);
            }
            return r != null ? r : v;
        };
        return v -> interpolator.interpolate(v, callback);
    }

    static class SimpleSession extends DefaultSession {

- Support for query parameters, headers, body (String or stream), compression, SSL configuration, proxies, and timeouts
- Automatic in-memory or on-disk caching of request/response bodies
- Synchronous and asynchronous (callback) execution
- Minimal dependencies (only Apache Commons IO)

## Installation

### Maven

Add the dependency to your `pom.xml` (replace `x.y.z` with the latest version):

```xml
<dependency>

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.llm;

/**
 * Callback interface for receiving streaming chat responses from LLM.
 */
@FunctionalInterface
public interface LlmStreamCallback {

    /**
     * Called for each chunk of the streaming response.
     *