com.webmethods.caf.faces.data.export
Class PageableExportProvider

java.lang.Object
  com.webmethods.caf.faces.data.object.BoundPropertiesContentProvider
      com.webmethods.caf.faces.data.object.BoundPropertiesTableContentProvider
          com.webmethods.caf.faces.data.export.PageableExportProvider

All Implemented Interfaces:

IContentProvider, ISortableTableContentProvider, ITableContentProvider, IUpdateableContentProvider

Direct Known Subclasses:

AtomEntriesExportProvider, CSVExportProvider

public class PageableExportProvider
extends BoundPropertiesTableContentProvider
implements ISortableTableContentProvider

Pageable and sortable provider which limits a wrapped table content-provider to exposing a specified set of properties; these properties are specified via binding expressions.

Field Summary

protected int	m_first
protected int	m_rows
static ISortInfo	NO_SORT

Fields inherited from class com.webmethods.caf.faces.data.object.BoundPropertiesContentProvider

m_keys, m_provider, m_var

Constructor Summary

PageableExportProvider()
Blank provider.

PageableExportProvider(ITableContentProvider provider, Map keys, String var)
Provider limiting specified provider to specified keys.

Method Summary

int	getFirst() Zero-based index of first row in page.
int	getRowIndex() Return the zero-relative index of the currently selected row.
int	getRows() Number of rows in page.
ISortInfo	getSort() Returns current sort info.
boolean	isRowAvailable() Return a flag indicating whether there is rowData available at the current rowIndex.
void	setFirst(int first) Zero-based index of first row in page.
void	setRowIndex(int rowIndex) Set the zero-relative index of the currently selected row, or -1 to indicate that we are not positioned on a row.
void	setRows(int rows) Number of rows in page.
void	setSort(ISortInfo sort) Sets new sort info, re-sorting the table (if necessary).

Methods inherited from class com.webmethods.caf.faces.data.object.BoundPropertiesTableContentProvider

getCurrentRow, getRowCount, getRowVariable, getTableProvider, setRowVariable

Methods inherited from class com.webmethods.caf.faces.data.object.BoundPropertiesContentProvider

createDefaultKeys, getKeys, getPropertyKeys, getProvider, getType, getValue, getVar, hasProperty, isReadOnly, setKeys, setProvider, setValue, setVar, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.webmethods.caf.faces.data.ITableContentProvider

getCurrentRow, getRowCount, getRowVariable, setRowVariable

Methods inherited from interface com.webmethods.caf.faces.data.IContentProvider

getPropertyKeys, getType, getValue, hasProperty, toString

Field Detail

NO_SORT

public static final ISortInfo NO_SORT

m_first

protected int m_first

m_rows

protected int m_rows

Constructor Detail

PageableExportProvider

public PageableExportProvider()

Blank provider. Must be initialized with BoundPropertiesContentProvider.setProvider(com.webmethods.caf.faces.data.IContentProvider), BoundPropertiesContentProvider.setKeys(java.util.Map), and BoundPropertiesContentProvider.setVar(java.lang.String).

PageableExportProvider

public PageableExportProvider(ITableContentProvider provider,
                              Map keys,
                              String var)

Provider limiting specified provider to specified keys.

Method Detail

getRowIndex

public int getRowIndex()

Description copied from interface: ITableContentProvider

Return the zero-relative index of the currently selected row.

If we are not currently positioned on a row, or no wrappedData is available, return -1.

Specified by:

getRowIndex in interface ITableContentProvider

Overrides:

getRowIndex in class BoundPropertiesTableContentProvider

See Also:

DataModel

isRowAvailable

public boolean isRowAvailable()

Description copied from interface: ITableContentProvider

Return a flag indicating whether there is rowData available at the current rowIndex. If no wrappedData is available, return false.

Specified by:

isRowAvailable in interface ITableContentProvider

Overrides:

isRowAvailable in class BoundPropertiesTableContentProvider

See Also:

DataModel

setRowIndex

public void setRowIndex(int rowIndex)

Description copied from interface: ITableContentProvider

Set the zero-relative index of the currently selected row, or -1 to indicate that we are not positioned on a row.

Specified by:

setRowIndex in interface ITableContentProvider

Overrides:

setRowIndex in class BoundPropertiesTableContentProvider

See Also:

DataModel

getSort

public ISortInfo getSort()

Description copied from interface: ISortableTableContentProvider

Returns current sort info. Never null.

Specified by:

getSort in interface ISortableTableContentProvider

Returns:

currenly set sort info

setSort

public void setSort(ISortInfo sort)

Description copied from interface: ISortableTableContentProvider

Sets new sort info, re-sorting the table (if necessary). This does not change the model's rowIndex property, even though it will probably now point to a different row.

Specified by:

setSort in interface ISortableTableContentProvider

Parameters:

sort - Sort info, must not be null.

getFirst

public int getFirst()

Zero-based index of first row in page.

setFirst

public void setFirst(int first)

Zero-based index of first row in page.

getRows

public int getRows()

Number of rows in page.

setRows

public void setRows(int rows)

Number of rows in page.