* Enumeration of predefined statistics actions that can be recorded
     * during crawler operations. Each action represents a specific event
     * or milestone in the crawling process.
     */
    public enum StatsAction {
        /** Indicates that a URL was successfully accessed. */
        ACCESSED,
        /** Indicates that an exception occurred during URL access. */
        ACCESS_EXCEPTION,

- [KEK](#kek): A secret and unique key used to en/decrypt the OEK and never stored anywhere. It is(re-)generated whenever en/decrypting an object using an external secret key and public parameters.

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

/**
 * Exception thrown when a user is not found in the Fess system.
 * This exception is typically thrown during authentication or user lookup operations
 * when the specified user does not exist in the system.
 */
public class FessUserNotFoundException extends FessSystemException {

 * under the License.
 */
package org.apache.maven.api.services;

/**
 * Exception thrown when toolchain factory operations fail.
 *
 * <p>This exception wraps errors that occur during toolchain creation or initialization.</p>
 */
public class ToolchainFactoryException extends MavenException {

    public ToolchainFactoryException(String message) {
        super(message);
    }

                throw new RuntimeException("IO error occurred during delete operation");
            }
        };
        ComponentUtil.register(searchEngineClient, "searchEngineClient");

        // Execute the job
        String result = purgeDocJob.execute();

        // Assert error message is in the result
        assertTrue(result.contains("IO error occurred during delete operation"));
    }

    }

    // Test appendException method with IOException during processing
    public void test_appendException_ioExceptionDuringProcessing() {
        StringBuilder buf = new StringBuilder();
        // Create an exception that might cause issues during processing
        Exception exception = new Exception() {
            @Override

import okhttp3.tls.internal.TlsUtil.newTrustManager

/**
 * Certificates to identify which peers to trust and also to earn the trust of those peers in kind.
 * Client and server exchange these certificates during the handshake phase of a TLS connection.
 *
 * ### Server Authentication
 *
 * This is the most common form of TLS authentication: clients verify that servers are trusted and

    /**
     * Provides a user-friendly hint about the location of the source. This could be a local file path, a URI or just an
     * empty string. The intention is to assist users during error reporting.
     *
     * @return A user-friendly hint about the location of the source, never {@code null}.
     */
    String getLocation();

        v.add(new DERTaggedObject(true, 2, new DERBitString(new byte[] { ap })));

        // APPLICATION tag 3 with empty sequence - will fail during KerberosTicket parsing
        // but shows that APPLICATION tag is properly recognized
        DERSequence emptyBase = new DERSequence(new ASN1EncodableVector());

import java.util.Optional;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;

/**
 * Event sent by maven during various phases of the build process.
 * Such events can be listened to using {@link Listener}s objects
 * registered in the {@link Session}.
 *
 * @since 4.0.0
 */
@Experimental
public interface Event {

    /**
     * Gets the type of the event.