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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 DataSourceSapDBFactory 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())) {
Properties p = propertiesFromRef(ref);
XADataSourceSapDB result = new XADataSourceSapDB();
result.setProperties(p);
return result;
} else if ("com.sap.dbtech.jdbcext.ConnectionPoolDataSourceSapDB"
.equals(ref.getClassName())) {
Properties p = propertiesFromRef(ref);
ConnectionPoolDataSourceSapDB result = new ConnectionPoolDataSourceSapDB();
result.setProperties(p);
return result;
} else if ("com.sap.dbtech.jdbcext.DataSourceSapDB".equals(ref
.getClassName())) {
Properties p = propertiesFromRef(ref);
DataSourceSapDB result = new DataSourceSapDB();
result.setProperties(p);
return result;
} else {
return null;
}
} 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")) {
String stringreftype = stringref.getType();
String content = (String) stringref.getContent();
if (content != null) {
result.setProperty(stringreftype, content);
}
} 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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