* governing permissions and limitations under the License.
 */
package org.codelibs.fess.cors;

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

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;

/**
 * Factory for managing CORS handlers based on origin.
 * Maintains a registry of CORS handlers for different origins and provides lookup functionality.
 */
public class CorsHandlerFactory {

 * and applies standard CORS headers based on the application configuration.
 */
public class DefaultCorsHandler extends CorsHandler {

    /**
     * Creates a new instance of DefaultCorsHandler.
     * This constructor initializes the default CORS handler for applying
     * standard CORS headers based on application configuration.
     */
    public DefaultCorsHandler() {
        super();

import java.io.IOException;

import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.codelibs.core.lang.StringUtil;
import org.codelibs.fess.cors.CorsHandler;
import org.codelibs.fess.cors.CorsHandlerFactory;
import org.codelibs.fess.util.ComponentUtil;

import jakarta.servlet.Filter;
import jakarta.servlet.FilterChain;
import jakarta.servlet.ServletException;

 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.cors;

import jakarta.servlet.ServletRequest;
import jakarta.servlet.ServletResponse;

/**
 * Abstract base class for handling CORS (Cross-Origin Resource Sharing) requests.
 * Provides common CORS header constants and defines the processing interface.
 */
public abstract class CorsHandler {

    /**

  integrity sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q==

"@types/cors@^2.8.12":
  version "2.8.13"
  resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.13.tgz#b8ade22ba455a1b8cb3b5d3f35910fd204f84f94"
  integrity sha512-RG8AStHlUiV5ysZQKq97copd2UmVYw3/pRMLefISZ3S1hK104Cwm7iLQ3fTKx+lsUH2CE8FlLaYeEA2LSeqYUA==
  dependencies:

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.cors;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

     */
    public static CrawlerStatsHelper getCrawlerStatsHelper() {
        return getComponent(CRAWLER_STATS_HELPER);
    }

    /**
     * Gets the CORS handler factory component.
     * @return The CORS handler factory.
     */
    public static CorsHandlerFactory getCorsHandlerFactory() {
        return getComponent(CORS_HANDLER_FACTORY);
    }

    /**

# Allowed origins for CORS.
api.cors.allow.origin=*
# Allowed HTTP methods for CORS.
api.cors.allow.methods=GET, POST, OPTIONS, DELETE, PUT
# Max age for CORS preflight requests.
api.cors.max.age=3600
# Allowed headers for CORS.
api.cors.allow.headers=Origin, Content-Type, Accept, Authorization, X-Requested-With
# Whether to allow credentials for CORS.
api.cors.allow.credentials=true

<!DOCTYPE components PUBLIC "-//DBFLUTE//DTD LastaDi 1.0//EN"
	"http://dbflute.org/meta/lastadi10.dtd">
<components>
	<component name="corsHandlerFactory" class="org.codelibs.fess.cors.CorsHandlerFactory">
	</component>

	<component name="defaultCorsHandler" class="org.codelibs.fess.cors.DefaultCorsHandler">
	</component>

    /** The key of the configuration. e.g. * */
    String API_CORS_ALLOW_ORIGIN = "api.cors.allow.origin";

    /** The key of the configuration. e.g. GET, POST, OPTIONS, DELETE, PUT */
    String API_CORS_ALLOW_METHODS = "api.cors.allow.methods";

    /** The key of the configuration. e.g. 3600 */
    String API_CORS_MAX_AGE = "api.cors.max.age";