com.sas.commands.relational
Class DeleteCommand

com.sas.commands.relational.DeleteCommand

All Implemented Interfaces:

CommandSupportedInterface, DynamicAttributeCommandInterface, BaseEntityInterface, BaseEntityValueInterface, EntityKeyInterface, com.sas.lang.StringDataInterface, com.sas.PublicClonable, com.sas.util.Command, com.sas.util.SimpleCommand, java.lang.Cloneable, java.rmi.Remote

public class DeleteCommand

This class implements the delete command.

Field Summary

Fields inherited from interface com.sas.commands.DynamicAttributeCommandInterface

COMMAND_NAME_PREFIX

Constructor Summary

DeleteCommand()
Default constructor

DeleteCommand(java.lang.String name)
Constructor that accepts a command name

DeleteCommand(java.lang.String name, java.lang.String actionClass)
Constructor that accepts a command name and an action class type

Method Summary

void	execute(java.lang.Object o) This method implements the execute method on the CommandInterface, which is not implemented by the abstract BaseCommand class.
java.lang.String	getSelectedRows() Gets the string containing the names of the component used to depict row selection.
protected java.util.Map	getSelectedRowsNameValuePairs() This method get a map containing all the name/value pairs of the selected rows on the EditNavigationInterface implementor.
boolean	isSupported(ActionSupportFilter actionFilter) Returns a boolean indicating whether the command is supported for the area specified on the ActionSupportFilter argument.
void	setSelectedRows(java.lang.String rows) Sets the string containing the names of the component used to depict row selection.

Methods inherited from class com.sas.commands.relational.BaseEditCommand

getChangedCells, getModel, getRow, setChangedCells, setModel, setRow

Methods inherited from class com.sas.commands.BaseCommand

getLocale, getName, getNextCommandName, getText, isExecutable, isUndoable, setLocale, setName, setText, undo

Methods inherited from class com.sas.entities.BaseEntity

clone, containsAttributeNamed, equals, equals, getAttribute, getAttribute, getAttributeCount, getAttributes, getEntityKey, getPropertyDescriptors, getStringAttribute, listAttributeNames, removeAllAttributes, removeAttribute, reset, sameEntity, setAttribute, setAttributes, setEntityKey, toString

Methods inherited from interface com.sas.entities.BaseEntityValueInterface

getAttribute, setAttribute

Methods inherited from interface com.sas.util.Command

clone

Constructor Detail

DeleteCommand

public DeleteCommand()

Default constructor

DeleteCommand

public DeleteCommand(java.lang.String name)

Constructor that accepts a command name

Parameters:

name - the name of this command

DeleteCommand

public DeleteCommand(java.lang.String name,
                     java.lang.String actionClass)

Constructor that accepts a command name and an action class type

Parameters:

name - the name of this command

actionClass - the name of the action class for this command

Method Detail

execute

public void execute(java.lang.Object o)

This method implements the execute method on the CommandInterface, which is not implemented by the abstract BaseCommand class. Executes this command.

Specified by:

execute in interface com.sas.util.SimpleCommand

Specified by:

execute in class BaseCommand

Parameters:

out - The output stream to which the results of this command should be written.

isSupported

public boolean isSupported(ActionSupportFilter actionFilter)

Returns a boolean indicating whether the command is supported for the area specified on the ActionSupportFilter argument. The implementation on this class always return true. Extensions of this class should override this method if there are conditions where the command may not be available or supported.

Specified by:

isSupported in interface CommandSupportedInterface

Specified by:

isSupported in class BaseEditCommand

Parameters:

actionFilter - The object that describes the current area.

Returns:

a boolean indicating whether the command is supported.

See Also:

BaseAction.setReturnStatus(int)

setSelectedRows

public void setSelectedRows(java.lang.String rows)

Sets the string containing the names of the component used to depict row selection. The names are assumed to be seperated by a ";". The names of the selected rows are determined by the viewer doing the editing.

Parameters:

rows - the names of the rows to be deleted

See Also:

TableView

getSelectedRows

public java.lang.String getSelectedRows()

Gets the string containing the names of the component used to depict row selection. The names are assumed to be seperated by a ";". The names of the selected rows are determined by the viewer doing the editing.

Returns:

the names of the rows to be deleted

See Also:

TableView

getSelectedRowsNameValuePairs

protected java.util.Map getSelectedRowsNameValuePairs()

This method get a map containing all the name/value pairs of the selected rows on the EditNavigationInterface implementor. The command should can then setRowsToDelete on the instance of the EditNavigationInterface.

Returns:

returns a map containing all the name/value pairs of the rows to be deleted