/*
* JORAM: Java(TM) Open Reliable Asynchronous Messaging
* Copyright (C) 2001 - 2008 ScalAgent Distributed Technologies
* Copyright (C) 1996 - 2000 Dyade
*
* 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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*
* Initial developer(s): Sofiane Chibani
* Contributor(s): David Feliot, Nicolas Tachker, Frederic Maistre
*/
package fr.dyade.aaa.jndi2.client;
import java.util.Hashtable;
import javax.naming.Binding;
import javax.naming.CompositeName;
import javax.naming.Context;
import javax.naming.InvalidNameException;
import javax.naming.Name;
import javax.naming.NameParser;
import javax.naming.NamingEnumeration;
import javax.naming.NamingException;
import javax.naming.Referenceable;
import org.objectweb.util.monolog.api.BasicLevel;
import fr.dyade.aaa.jndi2.msg.BindRequest;
import fr.dyade.aaa.jndi2.msg.CreateSubcontextRequest;
import fr.dyade.aaa.jndi2.msg.DestroySubcontextRequest;
import fr.dyade.aaa.jndi2.msg.JndiError;
import fr.dyade.aaa.jndi2.msg.JndiReply;
import fr.dyade.aaa.jndi2.msg.ListBindingsReply;
import fr.dyade.aaa.jndi2.msg.ListBindingsRequest;
import fr.dyade.aaa.jndi2.msg.ListReply;
import fr.dyade.aaa.jndi2.msg.ListRequest;
import fr.dyade.aaa.jndi2.msg.LookupReply;
import fr.dyade.aaa.jndi2.msg.LookupRequest;
import fr.dyade.aaa.jndi2.msg.UnbindRequest;
public class NamingContextImpl implements Context {
private NamingConnection connection;
private CompositeName contextPath;
public NamingContextImpl(NamingConnection connection, CompositeName contextPath) {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.<init>(" + connection + ',' + contextPath + ')');
this.connection = connection;
this.contextPath = contextPath;
}
/** Empty constructor, called by the subclass. */
protected NamingContextImpl()
{
contextPath = new CompositeName();
}
public void bind(Name name, Object obj) throws NamingException {
bind(name.toString(), obj);
}
public void bind(String name, Object obj) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.bind(" +
name + ',' + obj + ')');
if (obj instanceof Referenceable) {
obj = ((Referenceable)obj).getReference();
}
JndiReply reply = connection.invoke(
new BindRequest(merge(contextPath, name), obj));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
}
public void rebind(Name name, Object obj) throws NamingException {
rebind(name.toString(), obj);
}
public void rebind(String name, Object obj) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.rebind(" +
name + ',' + obj + ')');
if (obj instanceof Referenceable) {
obj = ((Referenceable)obj).getReference();
}
JndiReply reply = connection.invoke(
new BindRequest(merge(contextPath, name), obj, true));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
}
public Object lookup(Name name) throws NamingException {
return lookup(name.toString());
}
public Object lookup(String name) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.lookup(" +
name + ')');
CompositeName path = merge(contextPath, name);
JndiReply reply = connection.invoke(new LookupRequest(path));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
} else if (reply instanceof LookupReply) {
Object obj = ((LookupReply)reply).getObject();
return obj;
} else {
return new NamingContextImpl(
connection.cloneConnection(), path);
}
}
public void unbind(Name name) throws NamingException {
unbind(name.toString());
}
public void unbind(String name) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.unbind(" +
name + ')');
JndiReply reply = connection.invoke(
new UnbindRequest(merge(contextPath, name)));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
}
public void close() throws NamingException {}
protected void finalize() throws Throwable {
close();
}
public Hashtable getEnvironment() throws NamingException {
return connection.getEnvironment();
}
public NamingEnumeration list(Name name) throws NamingException {
return list(name.toString());
}
public NamingEnumeration list(String name) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.list(" +
name + ')');
JndiReply reply = connection.invoke(
new ListRequest(merge(contextPath, name)));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
return ((ListReply)reply).getEnumeration();
}
public NamingEnumeration listBindings(Name name) throws NamingException {
return listBindings(name.toString());
}
public NamingEnumeration listBindings(String name) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.listBindings(" + name + ')');
CompositeName queryPath = merge(contextPath, name);
JndiReply reply = connection.invoke(new ListBindingsRequest(queryPath));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
ListBindingsReply lbr = (ListBindingsReply)reply;
// 1- resolve contexts
Binding[] bindings = lbr.getContexts();
for (int i = 0; i < bindings.length; i++) {
CompositeName subCtxPath = (CompositeName)queryPath.clone();
subCtxPath.add(bindings[i].getName());
bindings[i].setObject(new NamingContextImpl(
connection.cloneConnection(), subCtxPath));
}
// 2- resolve references
lbr.resolveReferences();
return lbr.getEnumeration();
}
public Context createSubcontext(Name name) throws NamingException {
return createSubcontext(name.toString());
}
public Context createSubcontext(String name) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.createSubcontext(" +
name + ')');
CompositeName path = merge(contextPath, name);
JndiReply reply = connection.invoke(
new CreateSubcontextRequest(path));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
return new NamingContextImpl(connection.cloneConnection(), path);
}
public void destroySubcontext(Name name) throws NamingException {
destroySubcontext(name.toString());
}
public void destroySubcontext(String name) throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG, "NamingContextImpl.destroySubcontext(" +
name + ')');
JndiReply reply = connection.invoke(
new DestroySubcontextRequest(merge(contextPath, name)));
if (reply instanceof JndiError) {
NamingException exc = ((JndiError)reply).getException();
exc.fillInStackTrace();
throw exc;
}
}
public String getNameInNamespace() throws NamingException {
if (Trace.logger.isLoggable(BasicLevel.DEBUG))
Trace.logger.log(BasicLevel.DEBUG,
"NamingContextImpl.getNameInNamespace()");
return contextPath.toString();
}
/**
* @param propName
* @param propVal
*/
public Object addToEnvironment(Name propName, Object propVal) throws NamingException {
throw(new NamingException("Not yet available"));
}
public Object addToEnvironment(String propName, Object propVal) throws NamingException {
throw(new NamingException("Not yet available"));
}
public Name composeName(Name name, Name prefix) throws NamingException {
throw(new NamingException("Not yet available"));
}
public String composeName(String name, String prefix) throws NamingException {
throw(new NamingException("Not yet available"));
}
public NameParser getNameParser(Name name) throws NamingException {
throw(new NamingException("Not yet available"));
}
public NameParser getNameParser(String name) throws NamingException {
throw(new NamingException("Not yet available"));
}
public Object lookupLink(Name name) throws NamingException {
throw(new NamingException("Not yet available"));
}
public Object lookupLink(String name) throws NamingException {
throw(new NamingException("Not yet available"));
}
public Object removeFromEnvironment(String propName) throws NamingException {
throw(new NamingException("Not yet available"));
}
public void rename(Name oldName, Name newName) throws NamingException {
throw(new NamingException("Not yet available"));
}
public void rename(String oldName, String newName) throws NamingException {
throw(new NamingException("Not yet available"));
}
private static CompositeName merge(CompositeName path, String name) throws NamingException {
if (name == null) throw new InvalidNameException();
CompositeName res = new CompositeName(name);
trim(res);
for (int i = path.size() - 1; i > -1 ; i--) {
res.add(0, path.get(i));
}
return res;
}
private static CompositeName trim(CompositeName name) throws NamingException {
int i = 0;
while (i < name.size()) {
String s = (String)name.remove(i);
s = s.trim();
if (s.length() > 0) {
name.add(i, s);
i++;
}
}
return name;
}
public String toString() {
return '(' + super.toString() +
",connection=" + connection +
",contextPath=" + contextPath + ')';
}
}