/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.openejb.core;
import org.apache.openejb.core.ivm.naming.ContextWrapper;
import org.apache.openejb.loader.SystemInstance;
import org.apache.openejb.spi.ContainerSystem;
import javax.naming.Context;
import javax.naming.NameNotFoundException;
import javax.naming.NamingException;
import javax.naming.spi.InitialContextFactory;
import java.util.Hashtable;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentMap;
public class OpenEJBInitialContextFactory implements InitialContextFactory {
@Override
public Context getInitialContext(final Hashtable env) throws NamingException {
// don't validate there env content, it is commonly built from System properties and therefore can inherit a bunch of things
return new LocalFallbackContextWrapper(SystemInstance.get().getComponent(ContainerSystem.class).getJNDIContext());
}
private static final class LocalFallbackContextWrapper extends ContextWrapper {
private final ConcurrentMap<String, String> mapping = new ConcurrentHashMap<>();
private LocalFallbackContextWrapper(final Context jndiContext) {
super(jndiContext);
}
@Override
public Object lookup(final String userName) throws NamingException {
String jndi = mapping.get(userName);
if (jndi == null) {
jndi = userName;
}
try {
return super.lookup(jndi);
} catch (final NameNotFoundException nnfe) {
if (!jndi.startsWith("java:") && !jndi.startsWith("openejb:")) { // try jndi lookup
try {
final String ejb = "java:openejb/local/" + jndi;
final Object lookup = super.lookup(ejb);
mapping.put(userName, ejb);
return lookup;
} catch (final NameNotFoundException nnfeIgnored) { // resource
try {
final String resource = "java:openejb/Resource/" + jndi;
final Object resourceInstance = super.lookup(resource);
mapping.put(userName, resource);
return resourceInstance;
} catch (final NameNotFoundException nnfeIgnoredAgain) {
throw nnfe;
}
}
}
throw nnfe;
}
}
}
}