jimm.datavision.gui.cmd
Class TableJoinCommand

java.lang.Object
  jimm.datavision.gui.cmd.CommandAdapter
      jimm.datavision.gui.cmd.TableJoinCommand

All Implemented Interfaces:

Command, Nameable

public class TableJoinCommand
extends CommandAdapter

A command for changing a field's table join.

Author:

Jim Menard, jimm@io.com

Field Summary

protected java.util.Collection	newJoins
protected java.util.Collection	origJoins
protected Query	query

Fields inherited from class jimm.datavision.gui.cmd.CommandAdapter

name

Constructor Summary

TableJoinCommand(Query query, java.util.Collection joins)

Method Summary

void	perform() Performs the command.
void	undo() Undoes the command.

Methods inherited from class jimm.datavision.gui.cmd.CommandAdapter

getName, redo, setName

Methods inherited from class java.lang.Object

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

Field Detail

query

protected Query query

newJoins

protected java.util.Collection newJoins

origJoins

protected java.util.Collection origJoins

Constructor Detail

TableJoinCommand

public TableJoinCommand(Query query,
                        java.util.Collection joins)

Method Detail

perform

public void perform()

Description copied from class: CommandAdapter

Performs the command. The default implementation does nothing.

Specified by:

perform in interface Command

Overrides:

perform in class CommandAdapter

undo

public void undo()

Description copied from class: CommandAdapter

Undoes the command. The default implementation does nothing.

Specified by:

undo in interface Command

Overrides:

undo in class CommandAdapter