protected String evaluationPrompt;
    /** The system prompt for answer generation. */
    protected String answerGenerationSystemPrompt;
    /** The system prompt for summary generation. */
    protected String summarySystemPrompt;
    /** The system prompt for FAQ answer generation. */
    protected String faqAnswerSystemPrompt;
    /** The system prompt for direct answer generation. */
    protected String directAnswerSystemPrompt;

    /**
     * Generates a response when no relevant documents are found.
     *
     * @param userMessage the user's message
     * @param history the conversation history
     * @param callback the streaming callback
     */
    void generateNoResultsResponse(String userMessage, List<LlmMessage> history, LlmStreamCallback callback);

    /**

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Signifies that a test should not be run under Android. This annotation is respected only by our
 * Google-internal Android suite generators. Note that those generators also suppress any test
 * annotated with LargeTest.
 *
 * <p>For more discussion, see {@linkplain com.google.common.base.AndroidIncompatible the
 * documentation on another copy of this annotation}.
 */

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Signifies that a test should not be run under Android. This annotation is respected only by our
 * Google-internal Android suite generators. Note that those generators also suppress any test
 * annotated with LargeTest.
 *
 * <p>For more discussion, see {@linkplain com.google.common.base.AndroidIncompatible the
 * documentation on another copy of this annotation}.
 */

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Signifies that a test should not be run under Android. This annotation is respected only by our
 * Google-internal Android suite generators. Note that those generators also suppress any test
 * annotated with LargeTest.
 *
 * <p>For more discussion, see {@linkplain com.google.common.base.AndroidIncompatible the
 * documentation on another copy of this annotation}.
 */

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Signifies that a test should not be run under Android. This annotation is respected only by our
 * Google-internal Android suite generators. Note that those generators also suppress any test
 * annotated with MediumTest or LargeTest.
 *
 * <p>For more discussion, see {@linkplain com.google.common.base.AndroidIncompatible the
 * documentation on another copy of this annotation}.

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Signifies that a test should not be run under Android. This annotation is respected only by our
 * Google-internal Android suite generators. Note that those generators also suppress any test
 * annotated with LargeTest.
 *
 * <p>For more discussion, see {@linkplain com.google.common.base.AndroidIncompatible the
 * documentation on another copy of this annotation}.
 */

 * Utility class for {@link Schema}.
 *
 * @author koichik
 */
public abstract class SchemaUtil {

    /**
     * Do not instantiate.
     */
    protected SchemaUtil() {
    }

    /**
     * Generates a {@link Schema} for W3C XML Schema from a file.
     *
     * @param schema
     *            W3C XML Schema file. Must not be {@literal null}.
     * @return {@link Schema}
     */

![ReDoc](https://fastapi.tiangolo.com/img/index/index-02-redoc-simple.png)

### OpenAPI { #openapi }

**FastAPI** generates a "schema" with all your API using the **OpenAPI** standard for defining APIs.

#### "Schema" { #schema }

| RoleArn         | String  | Yes      | Must match the Role ARN generated for the identity plugin            |
| DurationSeconds | Integer | No       | Duration of validity of generated credentials. Must be at least 900. |