// do nothing
    }

    private static final Logger logger = LogManager.getLogger(SuggestCreator.class);

    /** The search engine client for interacting with OpenSearch. */
    @Resource
    public SearchEngineClient searchEngineClient;

    /**
     * A nested class for parsing command-line options.
     */
    protected static class Options {
        /** The session ID for the suggest creation process. */

public class EnvironmentUtils {

    private static Properties envVars;

    /**
     * Adds the environment variables in the form of properties whose keys are prefixed with {@code env.}, e.g. {@code
     * env.PATH}. Unlike native environment variables, properties are always case-sensitive. For the sake of
     * determinism, the environment variable names will be normalized to upper case on platforms with case-insensitive
     * variable lookup.
     *

        super.write(b);
        if (buf.isEol()) {
            String line = new String(buf.toByteArray(), 0, buf.size() - LINE_SEP.length);
            ProjectBuildLogAppender.updateMdc();
            consumer.accept(line);
            buf.reset();
        }
    }

    public void forceFlush() {
        if (buf.size() > 0) {
            String line = new String(buf.toByteArray(), 0, buf.size());

            "axisCenteredZero": false,
            "axisColorMode": "text",
            "axisLabel": "",
            "axisPlacement": "auto",
            "barAlignment": 0,
            "drawStyle": "line",
            "fillOpacity": 10,
            "gradientMode": "none",
            "hideFrom": {
              "legend": false,
              "tooltip": false,
              "viz": false
            },

     * @param line The one-based index of the line containing the problem or {@code -1} if unknown.
     * @param column The one-based index of the column containing the problem or {@code -1} if unknown.
     * @param cause The cause of the problem, may be {@code null}.
     */
    void add(SettingsProblem.Severity severity, String message, int line, int column, Exception cause);

import org.dbflute.tomcat.TomcatBoot;
import org.dbflute.tomcat.logging.BootLogger;
import org.dbflute.tomcat.props.BootPropsTranslator;

/**
 * Main boot class for the Fess search engine application.
 * This class extends TomcatBoot to provide Fess-specific Tomcat server configuration
 * and initialization, including SSL setup, context path handling, and resource management.
 *

     * time they are accessed. The value "never" should be used to describe
     * archived URLs.
     *
     * Please note that the value of this tag is considered a hint and not a
     * command. Even though search engine crawlers may consider this information
     * when making decisions, they may crawl pages marked "hourly" less
     * frequently than that, and they may crawl pages marked "yearly" more

## Erste Schritte

Es gibt zwei Möglichkeiten, Fess auszuprobieren. Die erste besteht darin, es selbst herunterzuladen und zu installieren. Die zweite besteht darin, [Docker](https://www.docker.com/products/docker-engine) zu verwenden.

### Herunterladen und Installieren/Ausführen

[fess.codelibs.org](https://fess.codelibs.org/)

## 问题/疑问

[discuss.codelibs.org](https://discuss.codelibs.org/c/FessEN/)

## 入门

您可以通过两种方式尝试 Fess。第一种是自行下载并安装，第二种是使用 [Docker](https://www.docker.com/products/docker-engine)。

### 下载并安装/运行

Fess 15.3 现已发布，可在 [发布页面](https://github.com/codelibs/fess/releases "download") 下载。提供三种下载形式：deb、rpm、zip。

以下命令展示了如何使用 zip 下载：

    $ unzip fess-15.3.x.zip
    $ cd fess-15.3.x

import org.codelibs.fess.util.ResourceUtil;
import org.codelibs.fess.util.SystemUtil;

import jakarta.servlet.ServletContext;

/**
 * Job class for generating thumbnails for documents in the search engine.
 * This job executes the ThumbnailGenerator process as a separate JVM process
 * to create thumbnail images for supported document types.
 */
public class GenerateThumbnailJob extends ExecJob {