*/
    public void setCommandTimeout(final long commandTimeout) {
        this.commandTimeout = commandTimeout;
    }

    /**
     * Sets the base directory for command execution.
     * @param baseDir The base directory.
     */
    public void setBaseDir(final File baseDir) {
        this.baseDir = baseDir;
    }

    /**
     * Sets the timeout for destroying processes.

            if (dir == null) {
                return false;
            }
            final File directory = dir.toFile();
            if (directory.list() != null && directory.list().length == 0 && !THUMBNAILS_DIR_NAME.equals(directory.getName())) {
                Files.delete(dir);
                if (logger.isDebugEnabled()) {
                    logger.debug("Delete {}", dir);

   *
   * <p>The specified map must be empty at the time this method is invoked, and should not be
   * accessed directly after this method returns. These conditions are ensured if the map is created
   * empty, passed directly to this method, and no reference to the map is retained, as illustrated
   * in the following code fragment:
   *
   * {@snippet :

import java.util.HashSet;
import java.util.Map;
import java.util.Set;

import org.codelibs.fess.helper.LabelTypeHelper;
import org.codelibs.fess.helper.LanguageHelper;
import org.codelibs.fess.mylasta.direction.FessConfig;
import org.codelibs.fess.opensearch.client.SearchEngineClient;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.codelibs.fess.util.ComponentUtil;
import org.opensearch.index.query.QueryBuilder;

    // Passed nodes should be in the correct edge direction, first is the
    // source node and the second is the target node
    assertThat(network.edgesConnecting(N2, N1)).isEmpty();
  }

  @Test
  public void inEdges_oneEdge() {
    addEdge(N1, N2, E12);
    assertThat(network.inEdges(N2)).containsExactly(E12);
    // Edge direction handled correctly
    assertThat(network.inEdges(N1)).isEmpty();
  }

    // Passed nodes should be in the correct edge direction, first is the
    // source node and the second is the target node
    assertThat(network.edgesConnecting(N2, N1)).isEmpty();
  }

  @Test
  public void inEdges_oneEdge() {
    addEdge(N1, N2, E12);
    assertThat(network.inEdges(N2)).containsExactly(E12);
    // Edge direction handled correctly
    assertThat(network.inEdges(N1)).isEmpty();
  }

REM Causes the JVM to dump its heap on OutOfMemory.
REM set FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -XX:+HeapDumpOnOutOfMemoryError
REM The path to the heap dump location, note directory must exists and have enough
REM space for a full heap dump.
REM FESS_JAVA_OPTS=%FESS_JAVA_OPTS% -XX:HeapDumpPath=%FESS_HOME%/logs/heapdump.hprof

REM Disables explicit GC

   * use the {@code ArrayList} {@linkplain ArrayList#ArrayList() constructor} directly, taking
   * advantage of <a
   * href="https://docs.oracle.com/javase/tutorial/java/generics/genTypeInference.html#type-inference-instantiation">"diamond"
   * syntax</a>.
   */
  @SuppressWarnings("NonApiType") // acts as a direct substitute for a constructor call
  public static <E extends @Nullable Object> ArrayList<E> newArrayList() {

  )

  /** Create a cache of at most [maxSize] bytes in [directory]. */
  constructor(directory: File, maxSize: Long) : this(
    FileSystem.SYSTEM,
    directory.toOkioPath(),
    maxSize,
  )

  internal val cache =
    DiskLruCache(
      fileSystem = fileSystem,
      directory = directory,
      appVersion = VERSION,
      valueCount = ENTRY_COUNT,
      maxSize = maxSize,
      taskRunner = taskRunner,

    }

    public void test_getPluginJarFiles_withPrefix() {
        File[] pluginFiles = ResourceUtil.getPluginJarFiles("plugin");
        assertNotNull(pluginFiles);
        // Should return empty array when plugin directory doesn't exist
        assertEquals(0, pluginFiles.length);
    }

    public void test_getPluginJarFiles_withFilter() {
        FilenameFilter filter = (dir, name) -> name.endsWith(".jar");