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

/**
 * Exception thrown when an error occurs during job processing.
 * This exception is used to indicate problems that arise during
 * the execution or processing of jobs in the system.
 */
public class JobProcessingException extends FessSystemException {

    private static final long serialVersionUID = 1L;

    /**

    }

    /**
     * Hook method called during action execution.
     * This method delegates to the view helper's action hook for processing.
     *
     * @param runtime the action runtime context
     * @return the action response, or null to continue with normal processing
     */
    @Override
    public final ActionResponse godHandMonologue(final ActionRuntime runtime) {

        assertNotNull(result);
        assertTrue(result.contains("3 docs")); // Verify the job executes
    }

    // Test handling of processing exception
    public void test_execute_withProcessingException() {
        // Create a mock that returns 0 to simulate processing error
        SearchEngineClient errorClient = new SearchEngineClient() {
            @Override
            public long updateByQuery(String index,

import java.util.Map;

import org.codelibs.fess.entity.DataStoreParams;

/**
 * Callback interface for handling index update operations during data store processing.
 * This interface provides methods for storing documents, tracking processing metrics,
 * and committing changes to the search index.
 */
public interface IndexUpdateCallback {

    /**

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

    /** Configuration value for sequential URL processing order */
    protected static final String ORDER_SEQUENTIAL = "sequential";

    /** Configuration value for random URL processing order */
    protected static final String ORDER_RANDOM = "random";

    /**

import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;

/**
 * Interface for managing web API request processing.
 * Implementations of this interface handle specific types of web API requests
 * by matching incoming requests and processing them accordingly.
 */
public interface WebApiManager {

    /**
     * Checks if the request matches this API manager.

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

/**
 * Exception thrown when there are issues with search query processing.
 *
 * This exception is typically thrown when query parsing, serialization,
 * or processing fails during search operations. It extends FessSystemException
 * to provide specific handling for search query-related errors.
 */

    String content = InputStreamUtil.getUTF8String(input);
}

// Resource traversal for processing multiple files
ResourceTraversalUtil.forEach("META-INF", (resource, is) -> {
    // Process each resource in the META-INF directory
    System.out.println("Processing: " + resource);
});
```

### Text Processing and JSON
```java
import org.codelibs.core.text.*;

// JSON utilities with proper escaping

     * @param localName the local name without prefix, or empty string if namespace processing is not performed
     * @param qName the qualified name with prefix, or empty string if qualified names are not available
     * @throws SAXException if a SAX error occurs during processing
     */
    @Override

import jakarta.annotation.PostConstruct;

/**
 * Helper class for document processing and manipulation in the Fess search system.
 * This class provides utilities for processing document content, titles, and digests,
 * handling text normalization, content extraction, and similar document hash encoding/decoding.
 * It also manages document processing requests and integrates with the crawler system.
 *
 */
public class DocumentHelper {