org.hibernate.internal.util.jndi.JndiHelper Maven / Gradle / Ivy
/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* Copyright (c) 2010, Red Hat Inc. or third-party contributors as
* indicated by the @author tags or express copyright attribution
* statements applied by the authors. All third-party contributions are
* distributed under license by Red Hat Inc.
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.hibernate.internal.util.jndi;
import java.util.Hashtable;
import java.util.Map;
import java.util.Properties;
import java.util.Set;
import javax.naming.Context;
import javax.naming.InitialContext;
import javax.naming.Name;
import javax.naming.NameNotFoundException;
import javax.naming.NamingException;
import org.hibernate.cfg.Environment;
/**
* Helper for dealing with JNDI.
*
* @deprecated As JNDI access should get routed through {@link org.hibernate.service.jndi.spi.JndiService}
*/
@Deprecated
public final class JndiHelper {
private JndiHelper() {
}
/**
* Given a hodgepodge of properties, extract out the ones relevant for JNDI interaction.
*
* @param configurationValues The map of config values
*
* @return The extracted JNDI specific properties.
*/
@SuppressWarnings({ "unchecked" })
public static Properties extractJndiProperties(Map configurationValues) {
final Properties jndiProperties = new Properties();
for ( Map.Entry entry : (Set) configurationValues.entrySet() ) {
if ( !String.class.isInstance( entry.getKey() ) ) {
continue;
}
final String propertyName = (String) entry.getKey();
final Object propertyValue = entry.getValue();
if ( propertyName.startsWith( Environment.JNDI_PREFIX ) ) {
// write the IntialContextFactory class and provider url to the result only if they are
// non-null; this allows the environmental defaults (if any) to remain in effect
if ( Environment.JNDI_CLASS.equals( propertyName ) ) {
if ( propertyValue != null ) {
jndiProperties.put( Context.INITIAL_CONTEXT_FACTORY, propertyValue );
}
}
else if ( Environment.JNDI_URL.equals( propertyName ) ) {
if ( propertyValue != null ) {
jndiProperties.put( Context.PROVIDER_URL, propertyValue );
}
}
else {
final String passThruPropertyname = propertyName.substring( Environment.JNDI_PREFIX.length() + 1 );
jndiProperties.put( passThruPropertyname, propertyValue );
}
}
}
return jndiProperties;
}
public static InitialContext getInitialContext(Properties props) throws NamingException {
Hashtable hash = extractJndiProperties(props);
return hash.size()==0 ?
new InitialContext() :
new InitialContext(hash);
}
/**
* Bind val to name in ctx, and make sure that all intermediate contexts exist.
*
* @param ctx the root context
* @param name the name as a string
* @param val the object to be bound
*
* @throws NamingException Indicates a problem performing the bind.
*/
public static void bind(Context ctx, String name, Object val) throws NamingException {
try {
ctx.rebind(name, val);
}
catch (Exception e) {
Name n = ctx.getNameParser("").parse(name);
while ( n.size() > 1 ) {
String ctxName = n.get(0);
Context subctx=null;
try {
subctx = (Context) ctx.lookup(ctxName);
}
catch (NameNotFoundException ignore) {
}
if (subctx!=null) {
ctx = subctx;
}
else {
ctx = ctx.createSubcontext(ctxName);
}
n = n.getSuffix(1);
}
ctx.rebind(n, val);
}
}
}