* @param newValue the argument from a user update call
   * @return result of the update function
   */
  abstract long fn(long currentValue, long newValue);

  /**
   * Handles cases of updates involving initialization, resizing, creating new Cells, and/or
   * contention. See above for explanation. This method suffers the usual non-modularity problems of

        return jobProcess != null && jobProcess.getProcess().isAlive();
    }

    /**
     * Internal method to destroy a specific JobProcess.
     * Handles cleanup of streams, threads, and process termination.
     *
     * @param sessionId unique identifier for the process session
     * @param jobProcess the JobProcess to destroy

        // Next call should handle CIFSException and close iterator
        assertFalse(it.hasNext()); // After error, hasNext should return false

        // Assert
        verify(tree, times(1)).release();
    }

    @Test
    @DisplayName("close() closes when there is a next element and releases handle")
    void explicitClose() throws Exception {
        // Arrange

        runningAsyncCalls.add(asyncCall)
      }
      isRunning = runningCallsCount() > 0
    }

    // Avoid resubmitting if we can't logically progress
    // particularly because RealCall handles a RejectedExecutionException
    // by executing on the same thread.
    if (executorService.isShutdown) {
      for (i in 0 until executableCalls.size) {
        val asyncCall = executableCalls[i]

     * @return The executed QueryBuilder.
     */
    public abstract QueryBuilder execute(final QueryContext context, final Query query, final float boost);

    /**
     * Gets the class name of the query this command handles.
     * @return The query class name.
     */
    protected abstract String getQueryClassName();

    /**
     * Registers this query command with the query processor.

import org.lastaflute.core.message.UserMessages;
import org.opensearch.index.query.QueryBuilder;

import jakarta.annotation.PostConstruct;

/**
 * Query processor component that handles query filters and commands.
 * This class provides a pipeline for processing Lucene queries by applying
 * a chain of filters and executing registered query commands.
 *

import org.codelibs.fess.util.ComponentUtil;

/**
 * Pager for related content management that provides pagination functionality
 * for displaying related content items in the admin interface.
 * This class handles pagination state including current page number, page size,
 * total record count, and navigation controls.
 */
public class RelatedContentPager implements Serializable {

    /**
     * Default constructor.
     */

    // Test MappingUpdater close method with error in writer
    public void test_mappingUpdater_closeWithError() throws Exception {
        writeTestFile("a,b => c\n");

        // This test verifies that close() handles errors gracefully
        CharMappingItem newItem = new CharMappingItem(0, new String[] { "x", "y" }, "z");

        // Insert will trigger MappingUpdater which will be closed automatically

        // When/Then
        // Protocol ID validation not applicable for transform header - method does not exist
        // No validation needed as transform header handles protocol ID internally
    }

    @Test
    @DisplayName("Should handle null protocol ID")
    void testNullProtocolId() {
        // Protocol ID is a constant in transform header, not settable

            assertTrue(e.getMessage().contains("TermQuery"));
        }
    }

    public void test_execute_withNullQuery() {
        // Test that execute handles null query
        QueryContext context = new QueryContext("test", false);

        try {
            boostQueryCommand.execute(context, null, 1.0f);
            fail("Should have thrown exception");