prajna.viz.prefuse

Class StringTupleLoader

java.lang.Object

prajna.viz.prefuse.TupleLoader<java.lang.String>

prajna.viz.prefuse.StringTupleLoader

public class StringTupleLoader
extends TupleLoader<java.lang.String>

Simple instance of a TupleLoader which loads String data elements into the Tuple. The String data element is stored in the designated label field.

Author:

Edward Swing

Constructor Summary

Constructors

Constructor and Description
StringTupleLoader()

Method Summary

Methods

Modifier and Type	Method and Description
protected boolean	dataMatches(java.lang.String data, prefuse.data.Tuple tuple) Determine whether the given data and tuple represent the same data
java.lang.String	getData(prefuse.data.Tuple tuple) Find the original data element which matches the provided tuple.
void	loadData(java.lang.String data, prefuse.data.Tuple tuple) Load data from the data element into the tuple.

Methods inherited from class prajna.viz.prefuse.TupleLoader

addData, findTuple, getLabelField, getTable, setLabelField, setTable

Methods inherited from class java.lang.Object

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

Constructor Detail

StringTupleLoader

public StringTupleLoader()

Method Detail

dataMatches

protected boolean dataMatches(java.lang.String data,
                  prefuse.data.Tuple tuple)

Determine whether the given data and tuple represent the same data

Specified by:

dataMatches in class TupleLoader<java.lang.String>

Parameters:

data - the data element

tuple - the tuple

Returns:

true if they represent the same data, false otherwise.

getData

public java.lang.String getData(prefuse.data.Tuple tuple)

Find the original data element which matches the provided tuple. A collection of original data elements is provided, and the original data element should be contained within that collection. If not, null is returned

Specified by:

getData in class TupleLoader<java.lang.String>

Parameters:

tuple - the Tuple to match

Returns:

the original data element

loadData

public void loadData(java.lang.String data,
            prefuse.data.Tuple tuple)

Load data from the data element into the tuple. The schema of the specified table is updated to make sure the tuple fields are able to be loaded into the table.

Specified by:

loadData in class TupleLoader<java.lang.String>

Parameters:

data - the data element

tuple - the tuple to load