# CORS (Cross-Origin Resource Sharing) { #cors-cross-origin-resource-sharing }

<a href="https://developer.mozilla.org/en-US/docs/Web/HTTP/CORS" class="external-link" target="_blank">CORS or "Cross-Origin Resource Sharing"</a> refers to the situations when a frontend running in a browser has JavaScript code that communicates with a backend, and the backend is in a different "origin" than the frontend.

## Origin { #origin }

 * limitations under the License.
 */
package okhttp3.internal.publicsuffix

import okio.FileSystem
import okio.Path
import okio.Path.Companion.toPath
import okio.Source

internal class ResourcePublicSuffixList(
  override val path: Path = PUBLIC_SUFFIX_RESOURCE,
  val fileSystem: FileSystem = FileSystem.Companion.RESOURCES,
) : BasePublicSuffixList() {

    private static final long serialVersionUID = 1L;
    protected static final Class<?> suppressUnusedImportLocalDateTime = LocalDateTime.class;

    // ===================================================================================
    //                                                                           Attribute

import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service for managing stopwords.
 * This class provides methods to interact with stopwords dictionaries,
 * including retrieving, storing, and deleting stopwords.
 */
public class StopwordsService {
    /** The dictionary manager for accessing dictionary files. */
    @Resource
    protected DictionaryManager dictionaryManager;

import org.dbflute.optional.OptionalEntity;

import jakarta.annotation.Resource;

/**
 * Service for managing synonyms.
 * This class provides methods to interact with synonym dictionaries,
 * including retrieving, storing, and deleting synonyms.
 */
public class SynonymService {
    /** The dictionary manager for accessing dictionary files. */
    @Resource
    protected DictionaryManager dictionaryManager;

/**
 * Query command for prefix queries.
 */
public class PrefixQueryCommand extends QueryCommand {

    /**
     * Default constructor.
     */
    public PrefixQueryCommand() {
        super();
    }

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

    /** Flag to convert wildcard to lowercase. */
    protected boolean lowercaseWildcard = true;

import java.util.HashMap;
import java.util.Map;

import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;

public class SearchLogHelperTest extends UnitFessTestCase {

    private SearchLogHelper searchLogHelper;

    @Override
    public void setUp() throws Exception {
        super.setUp();

It might be useful, for example, to return custom headers or cookies.

## Return a `Response` { #return-a-response }

In fact, you can return any `Response` or any sub-class of it.

/// tip

`JSONResponse` itself is a sub-class of `Response`.

///

And when you return a `Response`, **FastAPI** will pass it directly.

import org.lastaflute.web.ruts.process.ActionRuntime;
import org.lastaflute.web.util.LaRequestUtil;

import jakarta.annotation.Resource;

/**
 * Admin action for Scheduler management.
 *
 */
public class AdminSchedulerAction extends FessAdminAction {

    /**
     * Default constructor.
     */
    public AdminSchedulerAction() {
        super();
    }

    /** Role name for admin scheduler operations */

package org.codelibs.fess.app.web.admin.backup;

import org.lastaflute.web.ruts.multipart.MultipartFormFile;
import org.lastaflute.web.validation.Required;

/**
 * Form class for backup file upload.
 * This form handles file uploads for backup and restore operations.
 */
public class UploadForm {

    /**
     * The backup file to be uploaded.
     */
    @Required
    public MultipartFormFile bulkFile;

    /**