private static final Logger log = LoggerFactory.getLogger(SmbOperationException.class);

    /**
     * Error categories for SMB operations
     */
    public enum ErrorCategory {
        /** Network-related errors (connection, timeout, etc.) */
        NETWORK,
        /** Authentication and authorization errors */
        AUTHENTICATION,
        /** File system errors (not found, access denied, etc.) */
        FILE_SYSTEM,

 * either express or implied. See the License for the specific language
 * 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.
     *

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

import org.codelibs.fess.Constants;

/**
 * This class provides system-related utility methods.
 * It extends {@link org.codelibs.core.lang.SystemUtil} and adds
 * methods specific to the Fess application.
 */
public class SystemUtil extends org.codelibs.core.lang.SystemUtil {
    /**

    @Test
    public void testGetOutputStream() throws CIFSException {
        assertEquals(mockOutputStream, smbPipeHandle.getOutput(), "getOutput() should return the correct output stream.");
    }

    /**
     * Tests related to the lifecycle management of the handle (e.g., closing).
     */
    @Nested
    public class LifecycleManagementTest {

        /**
         * Verifies that the close method can be called without throwing an exception.

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

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

  limit: Int,
  encodeSet: String,
  alreadyEncoded: Boolean,
  strict: Boolean,
  plusIsSpace: Boolean,
  unicodeAllowed: Boolean,
  charset: Charset?,
) {
  var encodedCharBuffer: Buffer? = null // Lazily allocated.
  var codePoint: Int
  var i = pos
  while (i < limit) {
    codePoint = input.codePointAt(i)
    if (alreadyEncoded &&
      (
        codePoint == '\t'.code ||
          codePoint == '\n'.code ||

 * governing permissions and limitations under the License.
 */
package org.codelibs.core.convert;

import static org.codelibs.core.misc.AssertionUtil.assertArgument;

/**
 * Utility class for conversions related to byte arrays.
 *
 * @author higa
 */
public abstract class BinaryConversionUtil {

    /**
     * Do not instantiate.
     */
    protected BinaryConversionUtil() {
    }

    /**

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

/**
 * RobotsTxtException is an exception class that represents an error related to robots.txt processing during web crawling.
 * It extends CrawlerSystemException and provides constructors to create instances with a message and/or a cause.
 *
 */

 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.fess.exception;

/**
 * This exception is thrown when a storage-related error occurs.
 * It can be used to wrap underlying storage exceptions, providing a
 * consistent error handling mechanism for storage operations.
 */
public class StorageException extends FessSystemException {

/**
 * Exception thrown when dictionary operations encounter errors.
 * This exception is typically used for issues during dictionary file
 * reading, writing, parsing, or other dictionary-related operations.
 */
public class DictionaryException extends FessSystemException {

    /** Serial version UID for serialization. */
    private static final long serialVersionUID = 1L;

    /**