com.pnp.xfeature.commands
Class AddConstraintCommand

java.lang.Object
  Command
      com.pnp.xfeature.commands.AddCommand
          com.pnp.xfeature.commands.AddConstraintCommand

public class AddConstraintCommand
extends AddCommand

The Command class used to add a new global constraint attached to a feature model diagram

Author:

Ondrej Rohlik, created on 13.4.2005

Constructor Summary

AddConstraintCommand(FeatureDiagramModel diagram, FeatureNodeModel node, java.lang.String childNodeType, int nodePosition)
Creates command that adds new propery set element to the feature model

Method Summary

void	execute() calls addConstraint() method of the FeatureDiagramModel that adds the new element to DOM model
void	redo() calls addConstraint() method of the FeatureDiagramModel that adds the element to DOM model at the right position
void	undo() calls removeConstraint() method of the FeatureDiagramModel that removes the constraint from its parent

Methods inherited from class com.pnp.xfeature.commands.AddCommand

getNodePosition

Methods inherited from class java.lang.Object

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

Constructor Detail

AddConstraintCommand

public AddConstraintCommand(FeatureDiagramModel diagram,
                            FeatureNodeModel node,
                            java.lang.String childNodeType,
                            int nodePosition)

Creates command that adds new propery set element to the feature model

Parameters:

diagram - the feature model

node - the parent node

childNodeType - the type o node that is to be added

nodePosition - position where the new element is to be inserted (among other siblings) ToDo: rename node to parent, remove property set

Method Detail

execute

public void execute()

calls addConstraint() method of the FeatureDiagramModel that adds the new element to DOM model

Overrides:

execute in class AddCommand

See Also:

org.eclipse.gef.commands.Command#execute()

redo

public void redo()

calls addConstraint() method of the FeatureDiagramModel that adds the element to DOM model at the right position

Overrides:

redo in class AddCommand

See Also:

org.eclipse.gef.commands.Command#redo()

undo

public void undo()

calls removeConstraint() method of the FeatureDiagramModel that removes the constraint from its parent

Overrides:

undo in class AddCommand

See Also:

org.eclipse.gef.commands.Command#undo()