jimm.datavision.gui.cmd
Class WhereClauseEditCommand

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

All Implemented Interfaces:

Command, Nameable

public class WhereClauseEditCommand
extends CommandAdapter

A command for changing a Query's where clause text.

Author:

Jim Menard, jimm@io.com

Field Summary

protected java.lang.String	newWhereClause
protected java.lang.String	oldWhereClause
protected Query	query

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

name

Constructor Summary

WhereClauseEditCommand(Query query, java.lang.String whereClause)

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

newWhereClause

protected java.lang.String newWhereClause

oldWhereClause

protected java.lang.String oldWhereClause

Constructor Detail

WhereClauseEditCommand

public WhereClauseEditCommand(Query query,
                              java.lang.String whereClause)

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