/**
SpagoBI - The Business Intelligence Free Platform
Copyright (C) 2005 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.tools.dataset.common.dataproxy;
import it.eng.spago.error.EMFUserError;
import it.eng.spagobi.commons.SingletonConfig;
import it.eng.spagobi.commons.utilities.SpagoBIUtilities;
import it.eng.spagobi.tools.dataset.common.datareader.IDataReader;
import it.eng.spagobi.tools.dataset.common.datastore.IDataStore;
import it.eng.spagobi.utilities.exceptions.SpagoBIRuntimeException;
import java.io.FileInputStream;
import java.io.IOException;
import org.apache.log4j.Logger;
/**
* @author Andrea Gioia (andrea.gioia@eng.it)
*
*/
public class FileDataProxy extends AbstractDataProxy {
String fileName;
private static transient Logger logger = Logger.getLogger(FileDataProxy.class);
public FileDataProxy() {
}
public FileDataProxy(String fileName) {
}
public IDataStore load(String statement, IDataReader dataReader) throws EMFUserError {
throw new UnsupportedOperationException("metothd FileDataProxy not yet implemented");
}
public IDataStore load(IDataReader dataReader) {
IDataStore dataStore = null;
FileInputStream inputStream = null;
try {
// recover the file from resources!
SingletonConfig configSingleton = SingletonConfig.getInstance();
String filePath = "";
if(resPath!=null && !resPath.equals("")){
filePath = resPath;
}else{
String pathh = configSingleton.getConfigValue("SPAGOBI.RESOURCE_PATH_JNDI_NAME");
filePath= SpagoBIUtilities.readJndiResource(pathh);
}
filePath += "/dataset/files";
filePath+="/"+fileName;
inputStream = new FileInputStream(filePath);
dataStore = dataReader.read( inputStream );
}
catch (Throwable t) {
throw new SpagoBIRuntimeException("Impossible to load dataset", t);
} finally {
if (inputStream != null) {
try {
inputStream.close();
} catch (IOException e) {
logger.error("Error closing input stream", e);
}
}
}
return dataStore;
}
public String getFileName() {
return fileName;
}
public void setFileName(String fileName) {
this.fileName = fileName;
}
}