* Provides functionality to generate, cache, and serve thumbnail images for documents.
 */
public class ThumbnailManager {
    private static final String NOIMAGE_FILE_SUFFIX = ".txt";

    /**
     * Default directory name for thumbnails.
     */
    protected static final String THUMBNAILS_DIR_NAME = "thumbnails";

    /**
     * Logger instance for this class.
     */

      },
      "danish_stemmer": {
        "type":       "stemmer",
        "language":   "danish"
      },
      "dutch_stop": {
        "type":       "stop",
        "stopwords":  "_dutch_"
      },
      "dutch_keywords": {
        "type":       "keyword_marker",
        "keywords_path": "${fess.dictionary.path}nl/protwords.txt"
      },

        final FessAdminAction action = createAction();
        System.setProperty("fess.var.path", varDir.toString());
        final File testFile = new File(varDir.toFile(), "data/test.txt");
        testFile.getParentFile().mkdirs();
        testFile.createNewFile();

        // Should not throw
        action.validateFilePath(testFile.getAbsolutePath());
    }

    @Test

tasks.register<PreparePatchRelease>("preparePatchRelease") {
    group = "Versioning"
    description = "Prepares the repository for a patch release: bumps version.txt, updates released-versions.json, and clears accepted API changes."
    versionFile = layout.projectDirectory.file("version.txt")
    releasedVersionsFile = releasedVersionsFile()
    dependsOn(":architecture-test:cleanAcceptedApiChanges")

                case 'ppt': case 'pptx': return 'fa-file-powerpoint-o';
                case 'jpg': case 'jpeg': case 'png': case 'gif': return 'fa-file-image-o';
                case 'txt': case 'md': return 'fa-file-text-o';
                case 'html': case 'htm': return 'fa-globe';
            }
        }

        return 'fa-file-o';
    }

    /**
     * Get file type label

     * @return the check result
     */
    private
    fun runBinaryCompatibilityCheck(v1: File.() -> Unit, v2: File.() -> Unit, block: CheckResult.() -> Unit = {}): CheckResult {
        rootDir.withFile("version.txt", "1.0")

        val inputBuildDir = setupRunBinaryCompatibility(v1, v2)

        val runner = GradleRunner.create()
            .withProjectDir(inputBuildDir)
            .withPluginClasspath()

fun Directory.parentOrRoot(): Directory = if (this.file("version.txt").asFile.exists()) {
    this
} else {
    val parent = dir("..")
    when {
        parent.file("version.txt").asFile.exists() -> parent
        this == parent -> error("Cannot find 'version.txt' file in root of repository")
        else -> parent.parentOrRoot()
    }
}

Available dictionary types:
- `stopwords.txt` - Words to exclude from indexing
- `stemmer_override.txt` - Custom stemming rules
- `protwords.txt` - Protected words (no stemming)
- `mapping.txt` - Character/token mappings

**Example directory structure:**
```
dictionary/
└── sv/
    ├── stopwords.txt
    ├── stemmer_override.txt
    └── protwords.txt
```

## Important Notes

/**
 * TeamCity helper script to validate that each commit in a PR uses only released Gradle versions in the wrapper.
 *
 * Usage (Java 11+ single-file source execution):
 *   java .teamcity/scripts/CheckWrapper.java < commits.txt
 *
 * Reads commit SHAs from stdin (one per line), checks wrapper per commit.
 */
public class CheckWrapper {
    private static final ExecutorService THREAD_POOL = Executors.newCachedThreadPool();

        "subprojects/launcher/src/main/resources/release-features.txt",
        "platforms/core-runtime/launcher/src/main/resources/release-features.txt"
    ));

    public static void main(String[] args) throws Exception {
        if (args.length != 0) {
            System.err.println("Usage: java CheckBadMerge.java < commits.txt");
            System.exit(2);
        }