org.mazarineblue.datasources

Class ArraySource

java.lang.Object

org.mazarineblue.datasources.AbstractSource

org.mazarineblue.datasources.ArraySource

All Implemented Interfaces:

DataSource, VariableSource

Direct Known Subclasses:

BlackboardSource, NullDataSource, ObjectArraySource, ResourceSource

public abstract class ArraySource
extends AbstractSource

Author:

Alex de Kruijff <alex.de.kruijff@MazarineBlue.org>

Constructor Summary

Constructors

Constructor and Description
ArraySource(String sourceName)
ArraySource(String sourceName, boolean initialize)

Method Summary

Modifier and Type	Method and Description
String	getLineIdentifier() Returns the line identifier.
boolean	hasNext() Return true if the data source has more rows.
String	next() Moves the data source to the next row.
String	reset() Resets the data source.
protected void	validateState()

Methods inherited from class org.mazarineblue.datasources.AbstractSource

getSourceIdentifier

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.mazarineblue.datasources.DataSource

getColumns, getData, getData, getData, getData, reset, setData, setData

Constructor Detail

ArraySource

public ArraySource(String sourceName)

ArraySource

public ArraySource(String sourceName,
                   boolean initialize)

Method Detail

validateState

protected void validateState()
                      throws IllegalSourceStateException

Throws:

IllegalSourceStateException

hasNext

public boolean hasNext()

Description copied from interface: DataSource

Return true if the data source has more rows.

Returns:

true if the data source has more rows.

next

public String next()

Description copied from interface: DataSource

Moves the data source to the next row.

Returns:

the line identifier of the next row.

reset

public String reset()

Description copied from interface: DataSource

Resets the data source.

Returns:

the line identifier from before reset was called or null, if next was not called.

getLineIdentifier

public String getLineIdentifier()
                         throws IllegalSourceStateException

Description copied from interface: DataSource

Returns the line identifier.

Returns:

the line identifier.

Throws:

IllegalSourceStateException - when the method could not be called due to the state of the source i.e. next() has not been called or this method is not supported by the data source. when next() has not been