/**
SpagoBI - The Business Intelligence Free Platform
Copyright (C) 2005-2009 Engineering Ingegneria Informatica S.p.A.
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, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
**/
package it.eng.spagobi.engines.qbe.analysisstateloaders.worksheet;
import it.eng.spagobi.utilities.engines.SpagoBIEngineRuntimeException;
import org.json.JSONObject;
/**
* @author Zerbetto Davide (davide.zerbetto@eng.it)
*/
public abstract class AbstractWorksheetStateLoader implements IWorksheetStateLoader {
IWorksheetStateLoader nextLoader;
public AbstractWorksheetStateLoader() {}
public AbstractWorksheetStateLoader(IWorksheetStateLoader loader) {
setNextLoader(loader);
}
public JSONObject load(String rowData) {
JSONObject result;
try {
// load data
result = new JSONObject(rowData);
result = this.load(result);
}catch(Throwable t) {
throw new SpagoBIEngineRuntimeException("Impossible to load from rowData [" + rowData + "]", t);
}
return result;
}
public JSONObject load(JSONObject jsonObject) {
JSONObject result;
try {
result = this.convert(jsonObject);
// make next converts
if (nextLoader != null) {
result = nextLoader.load(result);
}
} catch(Throwable t) {
throw new SpagoBIEngineRuntimeException("Impossible to load from JSON object [" + jsonObject + "]", t);
}
return result;
}
abstract public JSONObject convert(JSONObject data);
public IWorksheetStateLoader getNextLoader() {
return nextLoader;
}
void setNextLoader(IWorksheetStateLoader nextLoader) {
this.nextLoader = nextLoader;
}
}