com.tensegrity.composite.geometry.persistence
Class GeometryDescriptorItemBuilder

java.lang.Object
  com.tensegrity.composite.geometry.persistence.GeometryDescriptorItemBuilder

All Implemented Interfaces:

Builder

public class GeometryDescriptorItemBuilder

extends java.lang.Object

implements Builder

The GeometryDescriptorItemBuilder build an instance of GeometryDescriptorItem from an AttributeList. This class uses the GeometryItemPool to retrieve the GeometryItems.

Version:

$Id: GeometryDescriptorItemBuilder.java,v 1.27 2005/01/19 17:19:35 MichaelKegel Exp $

Author:

Gilles Iachelini

Constructor Summary

GeometryDescriptorItemBuilder()
Constructor for GeometryDescriptorItemBuilder.

Method Summary

java.lang.Object	build(AttributeList attributes) Builds an object from the given AttributeList by reading all required Attributes and its values and creating the object from.
static GeometryItemCoordinates	getCoordinates(AttributeList list) Returns an instance of GeometryItemCoordinates with all the coordinates from the given AttributeList.
protected GeometryItem	getGeometryItem(java.lang.String name) Method getGeometryItem returns the GeometryItem with the given name from the GeometryItemPool.

Methods inherited from class java.lang.Object

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

Constructor Detail

GeometryDescriptorItemBuilder

public GeometryDescriptorItemBuilder()

Constructor for GeometryDescriptorItemBuilder.

Method Detail

build

public java.lang.Object build(AttributeList attributes)
                       throws BuildException

Description copied from interface: Builder

Builds an object from the given AttributeList by reading all required Attributes and its values and creating the object from.

Specified by:

build in interface Builder

Parameters:

attributes - the AttributeList holding the informations specifying the object to be build.

Returns:

Object the built object.

Throws:

BuildException - whenever an error occurs while building an object.

getCoordinates

public static final GeometryItemCoordinates getCoordinates(AttributeList list)
                                                    throws BuildException

Returns an instance of GeometryItemCoordinates with all the coordinates from the given AttributeList.

Parameters:

list - the AttributeList with all the Coordinates.

Returns:

GeometryItemCoordinates build from the given AttributeList.

Throws:

BuildException - thrown if the internal used # #buildArrayLists(AttributeList, String, ArrayListInt, ArrayListInt) fails.

getGeometryItem

protected GeometryItem getGeometryItem(java.lang.String name)
                                throws BuildException

Method getGeometryItem returns the GeometryItem with the given name from the GeometryItemPool. Throws an InvalidArgumentException if the parameter is null or empty, a BuildException if no such item is found.

Parameters:

name - the name of the Item.

Returns:

the GeometryItem from the Pool.

Throws:

BuildException - thrown if you try to retrieve an item which doesn't exist.