JavaServer Faces

Name

DataModel

Synopsis

This abstract class represents the model for a UIData component.

Class name:	javax.faces.model.DataModel
Extends:	None
Implements:	None

Constructor

public DataModel()

Creates a new, empty instance.

Methods

public void addDataModelListener(javax.faces.model.DataModelListener l)

Adds the DataModelListener to the list of listeners for the DataModelEvent this model fires.

public javax.faces.model.DataModelListener[] getDataModelListeners()

Returns all DataModelListener instances registered for the model.

public abstract int getRowCount()

Returns the number of rows represented by the model or -1 if unknown.

public abstract Object getRowData()

Returns an object representing the current row index or null if there is no row data for the row index.

public abstract int getRowIndex()

Returns the zero-based index for the current row or -1 if no row is selected.

public abstract Object getWrappedData()

Returns the raw data wrapped by this model or null if the data isn’t set.

public abstract boolean isRowAvailable()

Returns true if the current row index matches an existing row.

public void removeDataModelListener(javax.faces.model.DataModelListener l)

Removes the DataModelListener from the list of listeners for the DataModelEvent this model fires.

public abstract void setRowIndex(int index)

Sets the zero-based index for the current row or to -1 if no row is selected.

public abstract void setWrappedData(Object data)

Sets the data containing rows.