/**
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;
import it.eng.qbe.query.catalogue.QueryCatalogue;
import it.eng.spagobi.utilities.engines.SpagoBIEngineRuntimeException;
import org.apache.log4j.Logger;
import org.json.JSONArray;
import org.json.JSONObject;
/**
* @author Andrea Gioia (andrea.gioia@eng.it)
*/
public class Version0QbeEngineAnalysisStateLoader extends AbstractQbeEngineAnalysisStateLoader{
public final static String FROM_VERSION = "0";
public final static String TO_VERSION = "1";
/** Logger component. */
private static transient Logger logger = Logger.getLogger(Version0QbeEngineAnalysisStateLoader.class);
public Version0QbeEngineAnalysisStateLoader() {
super();
}
public Version0QbeEngineAnalysisStateLoader(IQbeEngineAnalysisStateLoader loader) {
super(loader);
}
public JSONObject convert(JSONObject data) {
JSONObject resultJSON;
JSONObject catalogueJSON;
JSONArray queriesJSON;
JSONObject queryJSON;
JSONArray filtersJSON;
JSONObject filterJSON;
// just to create well formed id for loaded queries
QueryCatalogue catalogue;
logger.debug("IN");
resultJSON = new JSONObject();
catalogueJSON = new JSONObject();
queriesJSON = new JSONArray();
try {
logger.debug( "Converting from encoding version [" + FROM_VERSION + "] to encoding version [" + TO_VERSION + "] ..." );
queryJSON = data;
// fix query encoding ...
catalogue = new QueryCatalogue();
String queryId = catalogue.getNextValidId();
queryJSON.put( "id", queryId);
queryJSON.put( "name", "query_" + queryId );
queryJSON.put("description", "query_" + queryId );
queryJSON.put( "distinct", false );
queryJSON.put( "subqueries", new JSONArray() );
filtersJSON = queryJSON.getJSONArray("filters");
for(int i = 0; i < filtersJSON.length(); i++) {
filterJSON = filtersJSON.getJSONObject(i);
filterJSON.put("isfree", false);
filterJSON.put("defaultvalue", "");
filterJSON.put("lastvalue", "");
}
queriesJSON.put(queryJSON);
catalogueJSON.put("queries", queriesJSON);
resultJSON.put("catalogue", catalogueJSON);
logger.debug( "Conversion from encoding version [" + FROM_VERSION + "] to encoding version [" + TO_VERSION + "] terminated succesfully" );
}catch(Throwable t) {
throw new SpagoBIEngineRuntimeException("Impossible to load from rowData [" + data + "]", t);
} finally {
logger.debug("OUT");
}
return resultJSON;
}
}