/**
*
* Copyright (c) 2014, the Railo Company Ltd. All rights reserved.
*
* 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
*
**/
package lucee.runtime.functions.cache;
import java.util.Iterator;
import java.util.List;
import lucee.commons.io.cache.Cache;
import lucee.runtime.PageContext;
import lucee.runtime.cache.CacheUtil;
import lucee.runtime.cache.util.WildCardFilter;
import lucee.runtime.config.Config;
import lucee.runtime.exp.PageException;
import lucee.runtime.ext.function.Function;
import lucee.runtime.op.Caster;
import lucee.runtime.type.Array;
import lucee.runtime.type.ArrayImpl;
/**
*
*/
public final class CacheGetAllIds implements Function {
private static final long serialVersionUID = 4831944874663718056L;
public static Array call(PageContext pc) throws PageException {
return call(pc, null,null);
}
public static Array call(PageContext pc, String filter) throws PageException {
return call(pc, filter, null);
}
public static Array call(PageContext pc, String filter, String cacheName) throws PageException {
try {
Cache cache = CacheUtil.getCache(pc,cacheName,Config.CACHE_TYPE_OBJECT);
List<String> keys = isFilter(filter)?cache.keys(new WildCardFilter(filter,true)):cache.keys();
Iterator<String> it = keys.iterator();
Array arr = new ArrayImpl();
while(it.hasNext()){
arr.append(it.next());
}
return arr;
} catch (Exception e) {
throw Caster.toPageException(e);
}
}
protected static boolean isFilter(String filter) {
return filter!=null && filter.length()>0 && !filter.equals("*");
}
}