Columns (Silverpeas Workflow Engine Service 6.3-build210502 6.3-build210502 API)

All Known Implementing Classes:

ColumnsImpl
```
public interface Columns
```
Interface describing a representation of the <columns> element of a Process Model.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addColumn(Column column)`	Add an column to the collection
`Column`	`createColumn()`	Create an Column
`Column`	`getColumn(String strItemName)`	Get the column referencing the given item
`List<Column>`	`getColumnList()`	Get the referenced Column objects as a list
`String`	`getRoleName()`	Get the role for which the list of items must be returned
`Iterator<Column>`	`iterateColumn()`	Iterate through the Column objects
`void`	`setRoleName(String roleName)`	Set the role for which the list of items must be returned

- Method Detail
  - getColumnList
```
List<Column> getColumnList()
```
    Get the referenced Column objects as a list
    
    Returns:
  - getRoleName
```
String getRoleName()
```
    Get the role for which the list of items must be returned
    
    Returns:
    
    role name
  - setRoleName
```
void setRoleName(String roleName)
```
    Set the role for which the list of items must be returned
    
    Parameters:
    
    roleName - role name
  - getColumn
```
Column getColumn(String strItemName)
```
    Get the column referencing the given item
    
    Parameters:
    
    strItemName - the name of the item
    
    Returns:
    
    a Column object
  - iterateColumn
```
Iterator<Column> iterateColumn()
```
    Iterate through the Column objects
    
    Returns:
    
    an iterator
  - addColumn
```
void addColumn(Column column)
```
    Add an column to the collection
    
    Parameters:
    
    column - to be added
  - createColumn
```
Column createColumn()
```
    Create an Column
    
    Returns:
    
    an object implementing Column