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/*
========== licence begin GPL
Copyright (C) 2002-2003 SAP AG
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
========== licence end
*/
package com.sap.dbtech.jdbcext;
import java.util.Enumeration;
import java.util.HashSet;
import java.util.Hashtable;
import java.util.Properties;
import javax.naming.Context;
import javax.naming.Name;
import javax.naming.StringRefAddr;
import javax.naming.spi.ObjectFactory;
public class XADataSourceSapDBFactory
implements ObjectFactory
{
static HashSet forbiddenproperties;
public Object getObjectInstance(Object obj,
Name name,
Context nameCtx,
Hashtable environment)
{
if(obj instanceof javax.naming.Reference) {
javax.naming.Reference ref=(javax.naming.Reference)obj;
if(!"com.sap.dbtech.jdbcext.XADataSourceSapDB".equals(ref.getClassName())) {
return null;
}
Properties p=propertiesFromRef(ref);
XADataSourceSapDB result=new XADataSourceSapDB();
result.setProperties(p);
return result;
} else {
return null;
}
}
private Properties propertiesFromRef(javax.naming.Reference ref)
{
Enumeration refaddrs=ref.getAll();
Properties result=new Properties();
while(refaddrs.hasMoreElements()) {
Object o=refaddrs.nextElement();
try {
StringRefAddr stringref=(StringRefAddr)o;
if(forbiddenproperties.contains(stringref.getType())) {
continue;
}
if(!stringref.getType().equals("isolation")) {
result.setProperty(stringref.getType(), (String) (stringref.getContent()));
} else {
String j2eeisolation=(String) (stringref.getContent());
if(j2eeisolation.equals("none")) { // inqmy for 'dont set this!'
continue;
} else if(j2eeisolation.equals("ruc")) { // inqmy for read uncommitted
j2eeisolation="TRANSACTION_READ_UNCOMMITTED";
} else if(j2eeisolation.equals("rc")) { // inqmy for read committed
j2eeisolation="TRANSACTION_READ_COMMITTED";
} else if(j2eeisolation.equals("rr")) { // inqmy for repeatable read
j2eeisolation="TRANSACTION_REPEATABLE_READ";
} else if(j2eeisolation.equals("s")) { // inqmy for serializable
j2eeisolation="TRANSACTION_SERIALIZABLE";
}
result.setProperty("isolation", j2eeisolation);
}
} catch(ClassCastException ccx) {
}
}
return result;
}
static {
forbiddenproperties=new HashSet();
forbiddenproperties.add("autocommit");
}
}
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