underlying.remove("c");
    assertEquals(underlying.size(), map.size());
    assertFalse(map.containsKey("c"));

    underlying.clear();
    assertEquals(underlying.size(), map.size());
  }

  public void testTransformChangesAreReflectedInUnderlyingMap() {
    Map<String, Integer> underlying = new LinkedHashMap<>();
    underlying.put("a", 1);
    underlying.put("b", 2);
    underlying.put("c", 3);

    underlying.remove("c");
    assertEquals(underlying.size(), map.size());
    assertFalse(map.containsKey("c"));

    underlying.clear();
    assertEquals(underlying.size(), map.size());
  }

  public void testTransformChangesAreReflectedInUnderlyingMap() {
    Map<String, Integer> underlying = new LinkedHashMap<>();
    underlying.put("a", 1);
    underlying.put("b", 2);
    underlying.put("c", 3);

    underlying.remove("c");
    assertEquals(underlying.size(), map.size());
    assertFalse(map.containsKey("c"));

    underlying.clear();
    assertEquals(underlying.size(), map.size());
  }

  public void testTransformChangesAreReflectedInUnderlyingMap() {
    Map<String, Integer> underlying = new LinkedHashMap<>();
    underlying.put("a", 1);
    underlying.put("b", 2);
    underlying.put("c", 3);

   * <p>Changes to the returned map will update the underlying table, and vice versa.
   *
   * @param columnKey key of column to search for in the table
   * @return the corresponding map from row keys to values
   */
  Map<R, V> column(@ParametricNullness C columnKey);

  /**
   * Returns a set of all row key / column key / value triplets. Changes to the returned set will

	g := errgroup.WithNErrs(len(localDrives))

	// Disk states slices
	beforeState := make([]string, len(localDrives))
	afterState := make([]string, len(localDrives))

	// Make a volume entry on all underlying storage disks.
	for index := range localDrives {
		g.Go(func() (serr error) {
			if localDrives[index] == nil {
				beforeState[index] = madmin.DriveStateOffline
				afterState[index] = madmin.DriveStateOffline

        when(smbPipeHandle.getOutput()).thenReturn(mockOutputStream);
    }

    /**
     * Tests that the getter for the underlying pipe resource returns the correct instance.
     */
    @Test
    public void testGetPipe() {
        assertEquals(mockPipeResource, smbPipeHandle.getPipe(), "getPipe() should return the underlying pipe resource.");
    }

    /**
     * Tests that the getter for the input stream returns the correct stream.

    @Test
    @DisplayName("acquire after release reacquires underlying tree connection")
    void acquireAfterReleaseReacquires() {
        // After dropping to zero, acquire() should reacquire the underlying connection
        // Drop usage to zero
        handle.release();
        verify(treeConnection, times(1)).release();

        // Acquire from 0 -> 1 should acquire underlying

    /**
     * Gets the send buffer size of the underlying SMB connection
     * @return the send buffer size of the underlying connection
     * @throws CIFSException if an error occurs retrieving the buffer size
     */
    int getSendBufferSize() throws CIFSException;

    /**
     * Gets the receive buffer size of the underlying SMB connection
     * @return the receive buffer size of the underlying connection

	var j JSON[T]
	j.p = p
	j.val = val
	return &j
}

// Value returns the underlying value.
// If not set yet, a new value is created.
func (j *JSON[T]) Value() *T {
	if j.val == nil {
		j.val = j.p.new()
	}
	return j.val
}

// ValueOrZero returns the underlying value.
// If the underlying value is nil, a zero value is returned.
func (j *JSON[T]) ValueOrZero() T {

import org.codelibs.fess.Constants;

/**
 * A wrapper class that manages a system process for job execution.
 * This class provides access to the underlying process and manages
 * the input stream thread for capturing process output.
 */
public class JobProcess {
    /**
     * The underlying system process.
     */
    protected Process process;

    /**
     * The thread that handles reading from the process input stream.
     */