// Verify that ContentNotFoundException is an instance of FessSystemException
        String parentUrl = "http://example.com/parent";
        String url = "http://example.com/child";
        ContentNotFoundException exception = new ContentNotFoundException(parentUrl, url);

        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
    }

    @Test

 * of SSO authentication and authorization processes. It extends FessSystemException
 * to provide consistent error handling within the Fess system for SSO-related
 * processing failures such as token validation errors, communication failures
 * with SSO providers, or configuration issues.
 */
public class SsoProcessException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());
        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
    }

    @Test
    public void test_constructor_withMessageAndCause() {
        // Test constructor with message and cause

    }

    @Test
    public void test_inheritanceFromFessSystemException() {
        // Test that LdapOperationException is properly inherited from FessSystemException
        LdapOperationException exception = new LdapOperationException("Test");

        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);

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

/**
 * Exception for plugin-related errors.
 */
public class PluginException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Creates a plugin exception with message and cause.
     *
     * @param message the error message
     * @param cause the cause

    }

    @Test
    public void test_instanceOfFessSystemException() {
        // Test that ScheduledJobException is instance of FessSystemException
        ScheduledJobException exception = new ScheduledJobException("Test");

        assertTrue(exception instanceof FessSystemException);
        assertTrue(exception instanceof RuntimeException);
        assertTrue(exception instanceof Exception);

/**
 * Exception thrown when command execution fails.
 * This exception indicates that an external command or process execution encountered an error.
 */
public class CommandExecutionException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructor with error message.
     * @param message The error message describing the command execution failure.
     */

/**
 * Exception thrown when theme-related operations fail.
 * This exception is used for errors during theme installation, uninstallation, or configuration.
 */
public class ThemeException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new ThemeException with the specified message and cause.
     *
     * @param message the exception message

/**
 * Exception thrown when thumbnail generation fails.
 * This exception is used for errors during thumbnail creation and processing.
 */
public class ThumbnailGenerationException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructs a new ThumbnailGenerationException with the specified message and cause.
     *
     * @param message the exception message

 */
package org.codelibs.fess.exception;

/**
 * This exception is thrown when a script engine error occurs.
 */
public class ScriptEngineException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**
     * Constructor.
     * @param message The exception message.
     */
    public ScriptEngineException(final String message) {