/*
* JBoss, Home of Professional Open Source
* Copyright 2005, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jbpm.ant;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.hibernate.cfg.Configuration;
import org.jbpm.JbpmConfiguration;
import org.jbpm.JbpmException;
import org.jbpm.persistence.db.DbPersistenceServiceFactory;
import org.jbpm.svc.Services;
/**
* common strategy for jbpm ant tasks to obtain a hibernate SessionFactory.
*/
public abstract class AntHelper {
final static Map configurations = new HashMap();
final static Map jbpmConfigurations = new HashMap();
public static Configuration getConfiguration(String hibernateCfgResource, String hibernatePropertiesResource) {
Object key = getKey(hibernateCfgResource,hibernatePropertiesResource);
Configuration configuration = (Configuration) configurations.get(key);
if (configuration==null) {
log.debug("creating hibernate configuration from cfg '"+hibernateCfgResource+"' and properties '"+hibernatePropertiesResource+"'");
configuration = new Configuration();
configuration.configure(hibernateCfgResource);
if (hibernatePropertiesResource!=null) {
try {
InputStream propertiesInputStream = AntHelper.class.getClassLoader().getResourceAsStream(hibernatePropertiesResource);
log.debug("properties input stream: "+propertiesInputStream);
Properties properties = new Properties();
properties.load(propertiesInputStream);
configuration.setProperties(properties);
} catch (Exception e) {
throw new JbpmException("couldn't set properties '"+hibernatePropertiesResource+"'", e);
}
}
configurations.put(key, configuration);
} else {
log.debug("got hibernate configuration from cfg '"+hibernateCfgResource+"' and properties '"+hibernatePropertiesResource+"' from the cache");
}
return configuration;
}
public static JbpmConfiguration getJbpmConfiguration(String jbpmCfg) {
JbpmConfiguration jbpmConfiguration = (JbpmConfiguration) jbpmConfigurations.get(jbpmCfg);
if (jbpmConfiguration==null) {
if (jbpmCfg==null) {
jbpmConfiguration = JbpmConfiguration.getInstance();
} else {
jbpmConfiguration = JbpmConfiguration.getInstance(jbpmCfg);
}
jbpmConfigurations.put(jbpmCfg, jbpmConfiguration);
}
return jbpmConfiguration;
}
static Object getKey(String cfg, String properties) {
List key = new ArrayList();
key.add(cfg);
key.add(properties);
return key;
}
private static final Log log = LogFactory.getLog(AntHelper.class);
}