org.opencms.ade.containerpage.CmsRelationTargetListBean Maven / Gradle / Ivy
Show all versions of opencms-test Show documentation
/*
* This library is part of OpenCms -
* the Open Source Content Management System
*
* Copyright (C) Alkacon Software (http://www.alkacon.com)
*
* This library 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 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* For further information about Alkacon Software, please see the
* company website: http://www.alkacon.com
*
* For further information about OpenCms, please see the
* project website: http://www.opencms.org
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
package org.opencms.ade.containerpage;
import org.opencms.file.CmsResource;
import org.opencms.util.CmsUUID;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import com.google.gwt.user.client.rpc.IsSerializable;
/**
* Helper bean used to collect a list of resources (usually relation targets) and keep track of whether any of them
* have the "changed" state.
*/
public class CmsRelationTargetListBean implements IsSerializable {
/** True if any of the resources have been changed. */
private boolean m_changed;
/** The already processed structure IDs, used to eliminate duplicates. */
private transient Set m_processedIds = new HashSet();
/** The collected resources. */
private List m_resources = new ArrayList();
/**
* Creates a new instance.
*/
public CmsRelationTargetListBean() {
}
/**
* Adds a new resource.
*
* @param resource the resource to add
*/
public void add(CmsResource resource) {
if (!m_processedIds.contains(resource.getStructureId())) {
m_resources.add(resource);
m_processedIds.add(resource.getStructureId());
m_changed |= !(resource.getState().isUnchanged());
}
}
/**
* Gets the list of resources which have been added.
*
* @return the list of added resource
*/
public List getResources() {
return Collections.unmodifiableList(m_resources);
}
/**
* Returns true if any of the added resources have been changed.
*
* @return true if any of the resources have been changed
*/
public boolean isChanged() {
return m_changed;
}
}