org.grouplens.lenskit.util.table

Class TableLayoutBuilder

java.lang.Object

org.grouplens.lenskit.util.table.TableLayoutBuilder

All Implemented Interfaces:

Cloneable, org.apache.commons.lang3.builder.Builder<TableLayout>

public class TableLayoutBuilder
extends Object
implements org.apache.commons.lang3.builder.Builder<TableLayout>, Cloneable

Construct a layout for a table.

Since:

0.10

Author:

GroupLens Research

Constructor Summary

Constructors

Constructor and Description
TableLayoutBuilder()

Method Summary

Methods

Modifier and Type	Method and Description
TableLayoutBuilder	addColumn(String name) Add a column to the table layout.
TableLayout	build()
TableLayoutBuilder	clone() Clone this layout command.
static TableLayoutBuilder	copy(TableLayout layout) Construct a new builder that is a copy of an existing layout.
int	getColumnCount() Get the number of columns currently in the layout.

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

TableLayoutBuilder

public TableLayoutBuilder()

Method Detail

copy

public static TableLayoutBuilder copy(TableLayout layout)

Construct a new builder that is a copy of an existing layout.

Parameters:

layout - The layout to copy.

Returns:

A new builder containing all columns in the layout.

addColumn

public TableLayoutBuilder addColumn(String name)

Add a column to the table layout. Each column must have a unique, non-null name.

Parameters:

name - The column name.

Returns:

The builder, for chaining.

Throws:

IllegalArgumentException - if the column already exists.

getColumnCount

public int getColumnCount()

Get the number of columns currently in the layout.

Returns:

The number of columns in the layout.

clone

public TableLayoutBuilder clone()

Clone this layout command. Used to build multiple layouts from the same initial columns.

Overrides:

clone in class Object

Returns:

An independent copy of this table layout command.

build

public TableLayout build()

Specified by:

build in interface org.apache.commons.lang3.builder.Builder<TableLayout>