com.hardcode.gdbms.engine.data
Class DataSourceCommonImpl

java.lang.Object
  com.hardcode.gdbms.engine.data.DataSourceCommonImpl

public class DataSourceCommonImpl
extends java.lang.Object

Author:

Fernando González Cortés

Field Summary

protected DataSourceFactory

dsf

Constructor Summary

DataSourceCommonImpl(DataSource ds, java.lang.String name, java.lang.String alias)

Method Summary

void	addSelectionListener(SelectionListener listener)
boolean	canRedo()
boolean	canUndo()
java.lang.String	getAlias()
java.lang.String	getAsString() gets a string representation of this datasource
DataSourceFactory	getDataSourceFactory()
java.lang.String[]	getFieldNames()
Memento	getMemento()
java.lang.String	getName()
Value[]	getRow(long rowIndex)
int[]	getSelection() Gets the row selection
long[]	getWhereFilter() DOCUMENT ME!
void	redo() Redoes the last undone edition action
void	remove()
void	removeSelectionListener(SelectionListener listener)
void	setAlias(java.lang.String alias)
void	setDataSourceFactory(DataSourceFactory dsf)
void	setName(java.lang.String name)
void	setSelection(int[] sel) Sets the row selection
void	undo() Undoes the last edition action

Methods inherited from class java.lang.Object

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

Field Detail

dsf

protected DataSourceFactory dsf

Constructor Detail

DataSourceCommonImpl

public DataSourceCommonImpl(DataSource ds,
                            java.lang.String name,
                            java.lang.String alias)

Method Detail

getAlias

public java.lang.String getAlias()

getName

public java.lang.String getName()

setAlias

public void setAlias(java.lang.String alias)

setName

public void setName(java.lang.String name)

getDataSourceFactory

public DataSourceFactory getDataSourceFactory()

See Also:

com.hardcode.gdbms.data.DataSource#getDataSourceFactory()

setDataSourceFactory

public void setDataSourceFactory(DataSourceFactory dsf)

See Also:

com.hardcode.gdbms.data.DataSource#setDataSourceFactory(DataSourceFactory)

getWhereFilter

public long[] getWhereFilter()
                      throws java.io.IOException

DOCUMENT ME!

Returns:

DOCUMENT ME!

Throws:

java.io.IOException - DOCUMENT ME!

getMemento

public Memento getMemento()
                   throws MementoException

Throws:

MementoException

See Also:

DataSource.getMemento()

remove

public void remove()
            throws DriverException

Throws:

DriverException

See Also:

DataSource.remove()

getRow

public Value[] getRow(long rowIndex)
               throws DriverException

Throws:

DriverException

See Also:

DataSource.getRow(long)

getFieldNames

public java.lang.String[] getFieldNames()
                                 throws DriverException

Throws:

DriverException

See Also:

DataSource.getFieldNames()

getAsString

public java.lang.String getAsString()
                             throws DriverException

gets a string representation of this datasource

Returns:

String

Throws:

DriverException

redo

public void redo()
          throws DriverException

Redoes the last undone edition action

Throws:

DriverException

undo

public void undo()
          throws DriverException

Undoes the last edition action

Throws:

DriverException

canRedo

public boolean canRedo()

Returns:

true if there is an edition action to redo

canUndo

public boolean canUndo()

Returns:

true if there is an edition action to undo

setSelection

public void setSelection(int[] sel)

Sets the row selection

Parameters:

is -

getSelection

public int[] getSelection()

Gets the row selection

Returns:

addSelectionListener

public void addSelectionListener(SelectionListener listener)

removeSelectionListener

public void removeSelectionListener(SelectionListener listener)