TableColumn (io.fixprotocol:md-grammar 1.1.2 API)

```
public interface TableColumn
```
Mutable attributes of a table column Attributes are mutable because a function that composes a table needs to be adjust spacing, etc. for best presentation.

Author:

Don Mendelson

Nested Class Summary

Nested Classes
Modifier and Type Interface Description

static class TableColumn.Alignment

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`TableColumn.Alignment`	`getAlignment()`
`String`	`getHeading()`	Displayed table heading
`String`	`getKey()`	Data key for values displayed in this column
`int`	`getWidth()`	Width of the column
`void`	`setHeading(String display)`	Set the heading to display, may be different than key
`void`	`updateDatatype(Class<?> datatype)`	Update the inferred datatype of this column
`int`	`updateWidth(int newWidth)`	Update width allowed for column

- Method Detail
  - getAlignment
```
TableColumn.Alignment getAlignment()
```
    Returns:
    
    column alignment
  - getHeading
```
String getHeading()
```
    Displayed table heading
    
    Returns:
    
    displayable string
  - getKey
```
String getKey()
```
    Data key for values displayed in this column
    
    Returns:
    
    data key
  - getWidth
```
int getWidth()
```
    Width of the column
    
    Returns:
    
    the column width
  - setHeading
```
void setHeading(String display)
```
    Set the heading to display, may be different than key
    
    Parameters:
    
    display - text to display
  - updateDatatype
```
void updateDatatype(Class<?> datatype)
```
    Update the inferred datatype of this column
    
    Parameters:
    
    datatype - a datatype to control formatting of data in the column
  - updateWidth
```
int updateWidth(int newWidth)
```
    Update width allowed for column
    
    Parameters:
    
    newWidth - minimum space requested for this column
    
    Returns:
    
    actual space allocated so far, may be larger than newWidth