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org.apache.myfaces.trinidad.model
Class RowKeyPropertyModel

java.lang.Object
javax.faces.model.DataModel
org.apache.myfaces.trinidad.model.CollectionModel
org.apache.myfaces.trinidad.model.SortableModel
org.apache.myfaces.trinidad.model.RowKeyPropertyModel

All Implemented Interfaces:

Iterable, LocalRowKeyIndex, RowKeyIndex

public class RowKeyPropertyModel

extends SortableModel

Creates a CollectionModel whose row keys are defined by a unique data property in the model.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.myfaces.trinidad.model.SortableModel

SortableModel.Decomposition, SortableModel.Strength

Nested classes/interfaces inherited from interface org.apache.myfaces.trinidad.model.LocalRowKeyIndex

LocalRowKeyIndex.Confidence, LocalRowKeyIndex.LocalCachingStrategy

Field Summary

Fields inherited from class org.apache.myfaces.trinidad.model.CollectionModel

UNKNOWN_ROW_LIMIT, UNLIMITED_ROW

Constructor Summary

RowKeyPropertyModel()
No arg constructor for use as a managed-bean.

RowKeyPropertyModel(Object model, String rowKeyProperty)
Creates a RowKeyPropertyModel.

Method Summary

Object	getRowKey() Gets the row key for the current row
protected Object	getRowKey(Object row) gets the row key for the given row by resolving the _rowKeyProperty
String	getRowKeyProperty() Gets the row key property name for this model
void	setRowKey(Object key) Moves the model to the row identified by the key.
void	setRowKeyProperty(String rowKeyProperty) Sets the row key property for this model

Methods inherited from class org.apache.myfaces.trinidad.model.SortableModel

addDataModelListener, getComparator, getDataModelListeners, getRowCount, getRowData, getRowIndex, getSortCriteria, getWrappedData, isRowAvailable, isSortable, removeDataModelListener, setCollator, setComparator, setRowIndex, setSortCriteria, setWrappedData, toString

Methods inherited from class org.apache.myfaces.trinidad.model.CollectionModel

addRowKeyChangeListener, areRowsAvailable, areRowsAvailable, areRowsAvailable, areRowsLocallyAvailable, areRowsLocallyAvailable, areRowsLocallyAvailable, clearCachedRow, clearCachedRow, clearCachedRows, clearCachedRows, clearLocalCache, ensureRowsAvailable, fireRowKeyChange, getCachingStrategy, getEstimatedRowCount, getEstimatedRowCountConfidence, getRowData, getRowData, getRowLimit, isRowAvailable, isRowAvailable, isRowLocallyAvailable, isRowLocallyAvailable, removeRowKeyChangeListener

Methods inherited from class javax.faces.model.DataModel

iterator

Methods inherited from class java.lang.Object

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

Constructor Detail

RowKeyPropertyModel

public RowKeyPropertyModel(Object model,
                           String rowKeyProperty)

Creates a RowKeyPropertyModel.

Parameters:

model - The underlying model. If necessary, this will be converted into a DataModel

rowKeyProperty - The property by which the row key can be accessed. Row key value must be unique

RowKeyPropertyModel

public RowKeyPropertyModel()

No arg constructor for use as a managed-bean. Must call SortableModel.setWrappedData(java.lang.Object) and setRowKeyProperty(java.lang.String) before using this instance.

Method Detail

getRowKey

public Object getRowKey()

Gets the row key for the current row

Specified by:

getRowKey in interface RowKeyIndex

Overrides:

getRowKey in class SortableModel

Returns:

row key or null if model is not on any row

See Also:

CollectionModel.setRowKey(java.lang.Object)

setRowKey

public void setRowKey(Object key)

Moves the model to the row identified by the key.

Specified by:

setRowKey in interface RowKeyIndex

Overrides:

setRowKey in class SortableModel

Parameters:

key - target row key

getRowKeyProperty

public String getRowKeyProperty()

Gets the row key property name for this model

Returns:

row key property name

setRowKeyProperty

public void setRowKeyProperty(String rowKeyProperty)

Sets the row key property for this model

Parameters:

rowKeyProperty - row key property to set

getRowKey

protected Object getRowKey(Object row)

gets the row key for the given row by resolving the _rowKeyProperty

Parameters:

row - row to retrieve the row key for

Returns:

row key value

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