/**
* SpagoBI - The Business Intelligence Free Platform
*
* Copyright (C) 2004 - 2008 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.qbe.datasource;
import it.eng.qbe.classloader.ClassLoaderManager;
import it.eng.qbe.datasource.configuration.IDataSourceConfiguration;
import it.eng.qbe.model.accessmodality.IModelAccessModality;
import it.eng.qbe.model.properties.IModelProperties;
import it.eng.qbe.model.structure.IModelStructure;
import it.eng.qbe.query.Query;
import it.eng.qbe.statement.IStatement;
import it.eng.qbe.statement.StatementFactory;
import java.io.File;
import java.util.HashMap;
import java.util.Locale;
import java.util.Map;
import org.apache.log4j.Logger;
/**
* @author Andrea Gioia
*/
public abstract class AbstractDataSource implements IDataSource {
protected String name;
protected IDataSourceConfiguration configuration;
protected IModelAccessModality dataMartModelAccessModality;
protected IModelStructure dataMartModelStructure;
protected Map<String, IModelProperties> modelPropertiesCache;
private static transient Logger logger = Logger.getLogger(AbstractDataSource.class);
public IDataSourceConfiguration getConfiguration() {
return configuration;
}
public IStatement createStatement(Query query) {
return StatementFactory.createStatement(this, query);
}
public IModelAccessModality getModelAccessModality() {
return dataMartModelAccessModality;
}
public void setDataMartModelAccessModality(
IModelAccessModality dataMartModelAccessModality) {
this.dataMartModelAccessModality = dataMartModelAccessModality;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public IModelProperties getModelI18NProperties(Locale locale) {
IModelProperties properties;
if(modelPropertiesCache == null) {
modelPropertiesCache = new HashMap<String, IModelProperties>();
}
String key = name + ":" + "labels";
if(locale != null) {
key += "_" + locale.getLanguage();
}
properties = modelPropertiesCache.get(key);
if(properties == null) {
properties = getConfiguration().loadModelI18NProperties(locale);
modelPropertiesCache.put(key, properties);
} else {
logger.debug("i18n properties loaded form cache");
}
return properties;
}
protected static void updateCurrentClassLoader(File jarFile){
ClassLoaderManager.updateCurrentWebClassLoader(jarFile);
}
}