ResourceUtil.java
/*
* Copyright (C) 2000 - 2024 Silverpeas
*
* 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.
*
* As a special exception to the terms and conditions of version 3.0 of
* the GPL, you may redistribute this Program in connection with Free/Libre
* Open Source Software ("FLOSS") applications as described in Silverpeas's
* FLOSS exception. You should have received a copy of the text describing
* the FLOSS exception, and it is also available here:
* "https://www.silverpeas.org/legal/floss_exception.html"
*
* 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package org.silverpeas.components.resourcesmanager.util;
import org.silverpeas.components.resourcesmanager.model.Resource;
import org.silverpeas.kernel.util.StringUtil;
import java.util.ArrayList;
import java.util.List;
import java.util.StringTokenizer;
/**
* User: Yohann Chastagnier
* Date: 04/04/13
*/
public class ResourceUtil {
/**
* Get a list of resource identifiers from a list of resource.
* @param resources
* @return
*/
public static List<Long> toIdList(List<Resource> resources) {
List<Long> result = new ArrayList<>();
if (resources != null && !resources.isEmpty()) {
for (Resource resource : resources) {
result.add(resource.getIdAsLong());
}
}
return result;
}
/**
* Get a list of resource identifiers from a string containing resource identifiers separated by
* comma.
* @param stringOfIds
* @return
*/
public static List<Long> toIdList(String stringOfIds) {
List<Long> result = new ArrayList<>();
if (StringUtil.isDefined(stringOfIds)) {
StringTokenizer tokenizer = new StringTokenizer(stringOfIds, ",");
while (tokenizer.hasMoreTokens()) {
result.add(Long.parseLong(tokenizer.nextToken()));
}
}
return result;
}
}