ArrayNodePageList.java
/*
* Copyright (C) 2003-2011 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero 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 Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see<http://www.gnu.org/licenses/>.
*/
package org.exoplatform.services.wcm.search.base;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.jcr.Node;
import javax.jcr.NodeIterator;
import javax.jcr.RepositoryException;
import javax.jcr.query.QueryResult;
import javax.jcr.query.Row;
import javax.jcr.query.RowIterator;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.exoplatform.services.security.ConversationState;
import org.exoplatform.services.wcm.search.SiteSearchService;
import org.exoplatform.services.wcm.utils.WCMCoreUtils;
/**
* Created by The eXo Platform SAS
* Author : Nguyen Anh Vu
* anhvurz90@gmail.com
* Jun 17, 2011
*/
public class ArrayNodePageList<E> extends AbstractPageList<E> {
private static final Log LOG = ExoLogger.getLogger(ArrayNodePageList.class.getName());
/** The nodes. */
protected List<E> dataList;
/** Constructor */
public ArrayNodePageList(int pageSize) {
super(pageSize);
removeRedundantPages(0);
}
/** Constructor */
public ArrayNodePageList(List<E> results, int pageSize) {
super(pageSize);
dataList = results;
setAvailablePage(dataList.size());
removeRedundantPages(dataList.size() / pageSize);
currentListPage_ = null;
loadedAllData_ = true;
}
/** Constructor */
public ArrayNodePageList(List<Node> nodes, int pageSize,
NodeSearchFilter filter, SearchDataCreator<E> dataCreator) {
super(pageSize, filter, dataCreator);
dataList = new ArrayList<>();
try {
for (Node node : nodes) {
if (filter != null) {
node = filter.filterNodeToDisplay(node);
}
if (searchDataCreator != null && node != null) {
E data = searchDataCreator.createData(node, null, null);
if (data != null) {
dataList.add(data);
}
}
}
} catch (Exception e) {
if (LOG.isWarnEnabled()) {
LOG.warn(e.getMessage());
}
}
setAvailablePage(dataList.size());
removeRedundantPages(dataList.size() / pageSize);
currentListPage_ = null;
}
/** Nodes getter */
public List<E> getDataList() {
return dataList;
}
@Override
public List<E> getAll() throws Exception {
return getDataList();
}
@Override
protected void populateCurrentPage(int page) throws Exception {
currentListPage_ = new ArrayList<>();
int count = 0;
if (dataList != null) {
for(int i = ((page - 1)*this.getPageSize()); i < dataList.size(); i++) {
currentListPage_.add(dataList.get(i));
count++;
if(count == getPageSize()) {
break;
}
}
}
currentPage_ = page;
}
@Override
public void sortData() {
//sort by given comparator
if (comparator != null) {
Collections.sort(dataList, comparator);
try {
populateCurrentPage(currentPage_);
} catch (Exception e) {
if (LOG.isWarnEnabled()) {
LOG.warn(e.getMessage());
}
}
}
}
@Override
public List<E> getPageWithOffsetCare(int page) throws Exception {
return getPage(page);
}
}