easik.sketch.vertex
Class EntityNode

java.lang.Object
  easik.sketch.vertex.SketchVertex
      easik.sketch.vertex.EntityNode

public class EntityNode
extends SketchVertex

An entity node represents a table in a database. It has a name, attributes, and unique keys. This class keeps track of all these elements.

Version:

2006-06-21 Kevin Green

Author:

Rob Fletcher 2005, Kevin Green 2006

Field Summary

private java.util.ArrayList<EntityAttribute>	_entityAttributes List of all attributes for this entity
private javax.swing.tree.DefaultMutableTreeNode	_entityNode Node representing this entity for the information tree
private javax.swing.tree.DefaultMutableTreeNode	_keyNode Node representing the key for the information tree
private java.util.ArrayList<UniqueKey>	_uniqueKeys List of all unique keys for this entity

Fields inherited from class easik.sketch.vertex.SketchVertex

_marked, _name, _posX, _posY

Constructor Summary

EntityNode(java.lang.String nodeName)
Creates a new entity node with the name provided.

EntityNode(java.lang.String nodeName, int x, int y)
Creates a new enity node with the name provided.

Method Summary

void	addAttribute(EntityAttribute inAtt) Creates a new EntityAttribute and add its to the list of attributes
void	addAttribute(java.lang.String inName, DataType inAttributeType) Creates a new EntityAttribute and add its to the list of attributes
void	addUniqueKey(java.util.ArrayList inAtts, java.lang.String inName) Adds a unique key to the list
void	addUniqueKey(UniqueKey inKey) Adds a unique key to the list
java.util.ArrayList	getAttributes() Returns the list of EntityAttributes
javax.swing.tree.DefaultMutableTreeNode	getKeyNode() Returns the tree node used to display unique keys
javax.swing.tree.DefaultMutableTreeNode	getNode() Returns the tree node used to display entity
java.util.ArrayList	getUniqueKeys() Returns an ArrayList of the unique keys
void	removeAttribute(EntityAttribute inAttribute) Removes an attribute from the list
void	removeUniqueKey(UniqueKey inKey) Removes a unique key from the list
void	setKeyNode(javax.swing.tree.DefaultMutableTreeNode inNode) Sets the tree node used to display unique keys
void	setNode(javax.swing.tree.DefaultMutableTreeNode inNode) Sets the tree node used to display entity
void	testKeysNode() Test to see if the keys tree node should be visible or not

Methods inherited from class easik.sketch.vertex.SketchVertex

getMarked, getName, getX, getY, setMarked, setName, setX, setY, toString

Methods inherited from class java.lang.Object

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

Field Detail

_entityAttributes

private java.util.ArrayList<EntityAttribute> _entityAttributes

List of all attributes for this entity

_uniqueKeys

private java.util.ArrayList<UniqueKey> _uniqueKeys

List of all unique keys for this entity

_entityNode

private javax.swing.tree.DefaultMutableTreeNode _entityNode

Node representing this entity for the information tree

_keyNode

private javax.swing.tree.DefaultMutableTreeNode _keyNode

Node representing the key for the information tree

Constructor Detail

EntityNode

public EntityNode(java.lang.String nodeName)

Creates a new entity node with the name provided.

Parameters:

nodeName - The name of the new node

EntityNode

public EntityNode(java.lang.String nodeName,
                  int x,
                  int y)

Creates a new enity node with the name provided. Stores visual representation information.

Parameters:

nodeName - Name of the new node

x - X Coordinate of the new node

y - Y Coordinate of the new node

Method Detail

addAttribute

public void addAttribute(java.lang.String inName,
                         DataType inAttributeType)

Creates a new EntityAttribute and add its to the list of attributes

Parameters:

inName - Name of attribute

inAttributeType - SQL Type of the attribute

addAttribute

public void addAttribute(EntityAttribute inAtt)

Creates a new EntityAttribute and add its to the list of attributes

Parameters:

inAtt - The EntityAttribute to add to this EntityNode.

getAttributes

public java.util.ArrayList getAttributes()

Returns the list of EntityAttributes

Returns:

List of EntityAttributes

removeAttribute

public void removeAttribute(EntityAttribute inAttribute)

Removes an attribute from the list

Parameters:

inAttribute - The attribute to be removed

addUniqueKey

public void addUniqueKey(java.util.ArrayList inAtts,
                         java.lang.String inName)

Adds a unique key to the list

Parameters:

inAtts - The attributes used in the key

inName - The name of the unique key

addUniqueKey

public void addUniqueKey(UniqueKey inKey)

Adds a unique key to the list

Parameters:

inKey - The key to be added

removeUniqueKey

public void removeUniqueKey(UniqueKey inKey)

Removes a unique key from the list

Parameters:

inKey - The unique key to be removed

getUniqueKeys

public java.util.ArrayList getUniqueKeys()

Returns an ArrayList of the unique keys

Returns:

An ArrayList of the unique keys

setNode

public void setNode(javax.swing.tree.DefaultMutableTreeNode inNode)

Sets the tree node used to display entity

Parameters:

inNode - The tree node used to display entity

getNode

public javax.swing.tree.DefaultMutableTreeNode getNode()

Returns the tree node used to display entity

Returns:

The tree node used to display entity

setKeyNode

public void setKeyNode(javax.swing.tree.DefaultMutableTreeNode inNode)

Sets the tree node used to display unique keys

Parameters:

inNode - The tree node used to display unique keys

getKeyNode

public javax.swing.tree.DefaultMutableTreeNode getKeyNode()

Returns the tree node used to display unique keys

Returns:

The tree node used to display unique keys

testKeysNode

public void testKeysNode()

Test to see if the keys tree node should be visible or not