oracle.owb.relational
Interface ColumnOwner

All Superinterfaces:

OWBNamedObject

All Known Subinterfaces:

MaterializedView, Sequence, Table, View

public interface ColumnOwner

extends OWBNamedObject

ColumnOwner interface represents an abstract, ordered column container. Examples of ColumnOwners are Table and View.

Method Summary

Column	createColumn(java.lang.String name) Creates a column as the last column (at the end) of this column owner.
Column	createColumn(java.lang.String name, int position) Creates a column in this column owner at the specified position.
Column	findColumn(java.lang.String name) Search a column by name in this column owner.
Column[]	getColumns() Returns the ordered list of columns of this column owner.
void	moveColumn(Column column, int newPosition) Moves a column to a new position.

Methods inherited from interface oracle.owb.foundation.OWBNamedObject

delete, getBusinessName, getClassDefinition, getComponent, getDescription, getName, getUOID, isDeletable, isEditable, isRenamable, setBusinessName, setDescription, setName

Method Detail

getColumns

public Column[] getColumns()

Returns the ordered list of columns of this column owner.

Returns:

an array of columns in the order they appear in the column owner.

createColumn

public Column createColumn(java.lang.String name,
                           int position)
                    throws NameSpaceException,
                           InvalidFormatException

Creates a column in this column owner at the specified position. Valid positions start with 1 (insert at the beginning) and end with the previous number of columns plus 1 (insert at the end).

Parameters:

name - the name of column.

position - the position the column should be placed on.

Returns:

the newly created column.

Throws:

NameSpaceException. -

InvalidFormatException. -

createColumn

public Column createColumn(java.lang.String name)
                    throws NameSpaceException,
                           InvalidFormatException

Creates a column as the last column (at the end) of this column owner.

Parameters:

name - the name of column.

Returns:

the newly created column.

Throws:

NameSpaceException. -

InvalidFormatException. -

findColumn

public Column findColumn(java.lang.String name)

Search a column by name in this column owner.

Parameters:

name - the name of the column to be found.

Returns:

the column object if found, null otherwise.

moveColumn

public void moveColumn(Column column,
                       int newPosition)

Moves a column to a new position.

Parameters:

column - the column to be moved.

newPosition - the new position the column will have.