com.hardcode.gdbms.engine.data.command
Class UndoableAlphanumericDataSource

java.lang.Object
  com.hardcode.gdbms.engine.data.command.AbstractUndoableDataSource
      com.hardcode.gdbms.engine.data.command.UndoableAlphanumericDataSource

All Implemented Interfaces:

AlphanumericDataSource, DataSource, ReadAccess

public class UndoableAlphanumericDataSource
extends AbstractUndoableDataSource
implements AlphanumericDataSource

Field Summary

Fields inherited from class com.hardcode.gdbms.engine.data.command.AbstractUndoableDataSource

cs, dataSource

Fields inherited from interface com.hardcode.gdbms.engine.data.DataSource

COHERENT_ROW_ORDER, DIRECT_MODE, DISPATCH, IGNORE, STORE

Constructor Summary

UndoableAlphanumericDataSource(DataSource ds)

Method Summary

void	deleteRow(long rowId) Deletes the ith row of the DataSource
void	insertEmptyRow() Inserts a row at the end of the dataware
void	insertEmptyRowAt(long index) Inserts a row at the end of the dataware
void	insertFilledRow(Value[] values) Inserts a row at the end of the dataware with the specified values
void	insertFilledRowAt(long index, Value[] values) Inserts a row at the end of the dataware with the specified values

Methods inherited from class com.hardcode.gdbms.engine.data.command.AbstractUndoableDataSource

addEditionListener, addField, addField, addMetadataEditionListener, addSelectionListener, beginTrans, canRedo, canUndo, check, commitTrans, getAlias, getAsString, getDataSourceFactory, getDataSourceMetadata, getDispatchingMode, getDriver, getDriverMetadata, getEmptyRow, getFieldIndexByName, getFieldNames, getFieldValue, getMemento, getName, getRow, getRowCount, getSelectedRows, getWhereFilter, isModified, redo, remove, removeEditionListener, removeField, removeMetadataEditionListener, removeSelectionListener, rollBackTrans, saveData, setDataSourceFactory, setDispatchingMode, setFieldName, setFieldValue, setSelectedRows, start, stop, undo

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.hardcode.gdbms.engine.data.DataSource

addEditionListener, addField, addField, addMetadataEditionListener, addSelectionListener, beginTrans, canRedo, canUndo, check, commitTrans, getAlias, getAsString, getDataSourceFactory, getDataSourceMetadata, getDispatchingMode, getDriver, getDriverMetadata, getFieldIndexByName, getFieldNames, getMemento, getName, getRow, getSelectedRows, getWhereFilter, isModified, redo, remove, removeEditionListener, removeField, removeMetadataEditionListener, removeSelectionListener, rollBackTrans, saveData, setDataSourceFactory, setDispatchingMode, setFieldName, setFieldValue, setSelectedRows, start, stop, undo

Methods inherited from interface com.hardcode.gdbms.engine.data.driver.ReadAccess

getFieldValue, getRowCount

Constructor Detail

UndoableAlphanumericDataSource

public UndoableAlphanumericDataSource(DataSource ds)

Method Detail

deleteRow

public void deleteRow(long rowId)
               throws DriverException

Description copied from interface: AlphanumericDataSource

Deletes the ith row of the DataSource

Specified by:

deleteRow in interface AlphanumericDataSource

Parameters:

rowId - index of the row to be deleted

Throws:

DriverException - if the row could not be deleted

insertEmptyRow

public void insertEmptyRow()
                    throws DriverException

Description copied from interface: DataSource

Inserts a row at the end of the dataware

Specified by:

insertEmptyRow in interface DataSource

Throws:

DriverException - if the row could not be inserted

insertEmptyRowAt

public void insertEmptyRowAt(long index)
                      throws DriverException

Description copied from interface: AlphanumericDataSource

Inserts a row at the end of the dataware

Specified by:

insertEmptyRowAt in interface AlphanumericDataSource

Parameters:

index - index where the row will be inserted. No data is lost.

Throws:

DriverException - if the row could not be inserted

insertFilledRow

public void insertFilledRow(Value[] values)
                     throws DriverException

Description copied from interface: DataSource

Inserts a row at the end of the dataware with the specified values

Specified by:

insertFilledRow in interface DataSource

Parameters:

values - Values of the inserted row fields in the field order

Throws:

DriverException - if the row could not be inserted

insertFilledRowAt

public void insertFilledRowAt(long index,
                              Value[] values)
                       throws DriverException

Description copied from interface: AlphanumericDataSource

Inserts a row at the end of the dataware with the specified values

Specified by:

insertFilledRowAt in interface AlphanumericDataSource

Parameters:

index - index where the row will be inserted. No data is lost.

values - Values of the inserted row fields in the field order

Throws:

DriverException - if the row could not be inserted