pedviz.loader
Class DatabaseGraphLoader

java.lang.Object
  pedviz.loader.Loader
      pedviz.loader.DatabaseGraphLoader

public class DatabaseGraphLoader
extends Loader

This Loader class allow you to load a graph directly from a database. It's possible to load the whole table or to define your own querie.

Data can be imported from any Java supported relational database. At the moment loader classes for mysql (MySQLDatabase), hdbsql (HSQLDatabase) and postgresSQL (PostgreSQLDatabase) are available. Furthermore, it's mandatory to set the mapping for the following fields: id, mom's id and dad's id (Method: setSettings). Additional fields (that maybe are available in the data), such as sex, traits etc. are mapped as Rules.

Version:

0.1

Author:

Lukas Forer

Constructor Summary

DatabaseGraphLoader(Database database, java.lang.String table)
Constructs a new DatabaseGraphLoader with the given connection and the table name.

Method Summary

java.util.ArrayList<java.lang.String>	getAttributes() Returns a collection of all attributes.
java.util.Vector<java.lang.String>	getColumns() Returns a array of all columns.
void	load(Graph graph) Loads data in the given Graph object.
void	setQuery(java.lang.String query) Sets a query.

Methods inherited from class pedviz.loader.Loader

getDadColumn, getIdColumn, getMomColumn, setSettings

Methods inherited from class java.lang.Object

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

Constructor Detail

DatabaseGraphLoader

public DatabaseGraphLoader(Database database,
                           java.lang.String table)

Constructs a new DatabaseGraphLoader with the given connection and the table name.

Parameters:

connection - Connection object

table - tablename

Method Detail

setQuery

public void setQuery(java.lang.String query)

Sets a query.

Parameters:

query -

load

public void load(Graph graph)

Description copied from class: Loader

Loads data in the given Graph object.

Specified by:

load in class Loader

Parameters:

graph - Gaph object.

getColumns

public java.util.Vector<java.lang.String> getColumns()

Description copied from class: Loader

Returns a array of all columns.

Specified by:

getColumns in class Loader

Returns:

a array of all columns.

getAttributes

public java.util.ArrayList<java.lang.String> getAttributes()

Returns a collection of all attributes.

Returns:

a collection of all attributes.