xdev.ui.ganttchart.action.DefaultRelationUpdateValidationStrategy Maven / Gradle / Ivy
package xdev.ui.ganttchart.action;
/*-
* #%L
* XDEV BI Suite
* %%
* Copyright (C) 2011 - 2021 XDEV Software
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
import xdev.ui.ganttchart.UpdateableGanttEntry;
import com.jidesoft.gantt.GanttEntry;
import com.jidesoft.gantt.GanttEntryRelation;
/**
* The concrete implementation of {@link GanttRelationValidationStrategy} which
* is just an empty default wrapper.
*
*
*
* @param
* the customized {@link GanttEntry} type.
*
* @param
* the gantt data type, for example Date or
* Integer. Has to extend {@link Comparable} for
* validation purpose.
*
* Used for entry scaling via {@link GanttEntry#getRange()}
*
*
* @author XDEV Software jwill
* @since 4.0
*/
public class DefaultRelationUpdateValidationStrategy, S extends UpdateableGanttEntry>
implements GanttRelationValidationStrategy
{
private GanttRelationManagementStrategy relationManagementStrategy;
/**
* {@inheritDoc}
*/
@Override
public boolean validateRelation(GanttEntryRelation relation)
{
// default implementation uses default rules
return this.getGanttEntryRelationManagementStrategy().manageRelation(relation);
}
/**
* {@inheritDoc}
*/
@Override
public void setGanttEntryRelationManagementStrategy(
GanttRelationManagementStrategy strategy)
{
this.relationManagementStrategy = strategy;
}
/**
* {@inheritDoc}
*/
@Override
public GanttRelationManagementStrategy getGanttEntryRelationManagementStrategy()
{
if(this.relationManagementStrategy == null)
{
return new UIRelationManagementStrategy();
}
else
{
return this.relationManagementStrategy;
}
}
}