org.jboss.remoting3.LocalConnectionProvider Maven / Gradle / Ivy
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* Copyright 2011, JBoss Inc., and individual contributors as indicated
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This 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 (at your option) any later version.
*
* This software 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.remoting3;
import java.net.SocketAddress;
import java.security.Principal;
import java.util.Collection;
import java.util.Collections;
import java.util.concurrent.Executor;
import org.jboss.remoting3.security.UserInfo;
import org.jboss.remoting3.spi.AbstractHandleableCloseable;
import org.jboss.remoting3.spi.ConnectionHandler;
import org.jboss.remoting3.spi.ConnectionHandlerContext;
import org.jboss.remoting3.spi.ConnectionHandlerFactory;
import org.jboss.remoting3.spi.ConnectionProvider;
import org.jboss.remoting3.spi.ConnectionProviderContext;
import org.jboss.remoting3.spi.SpiUtils;
import org.xnio.Cancellable;
import org.xnio.OptionMap;
import org.xnio.Result;
import org.xnio.ssl.XnioSsl;
import javax.security.auth.callback.CallbackHandler;
import static org.xnio.IoUtils.nullCancellable;
final class LocalConnectionProvider extends AbstractHandleableCloseable implements ConnectionProvider {
private final Executor executor;
private final ConnectionProviderContext context;
LocalConnectionProvider(final ConnectionProviderContext context, final Executor executor) {
super(executor);
this.context = context;
this.executor = executor;
}
public Cancellable connect(final SocketAddress bindAddress, final SocketAddress destination, final OptionMap connectOptions, final Result result, final CallbackHandler callbackHandler, final XnioSsl xnioSsl) throws IllegalArgumentException {
context.accept(new ConnectionHandlerFactory() {
public ConnectionHandler createInstance(final ConnectionHandlerContext connectionContext) {
return new LoopbackConnectionHandler(connectionContext);
}
});
return nullCancellable();
}
public Object getProviderInterface() {
return NO_PROVIDER_INTERFACES;
}
private class LoopbackConnectionHandler extends AbstractHandleableCloseable implements ConnectionHandler {
private final ConnectionHandlerContext context;
LoopbackConnectionHandler(final ConnectionHandlerContext context) {
super(executor);
this.context = context;
}
public Cancellable open(final String serviceType, final Result result, final OptionMap optionMap) {
LocalChannel channel = new LocalChannel(executor, context);
try {
final OpenListener openListener = context.getServiceOpenListener(serviceType);
if (openListener == null) {
throw new ServiceNotFoundException("Unable to find service type '" + serviceType + "'");
}
context.getConnectionProviderContext().getExecutor().execute(SpiUtils.getServiceOpenTask(channel.getOtherSide(), openListener));
} catch (ServiceNotFoundException e) {
result.setException(e);
return nullCancellable();
}
result.setResult(channel);
return nullCancellable();
}
public Collection getPrincipals() {
return Collections.emptySet();
}
public UserInfo getUserInfo() {
return new UserInfo() {
public String getUserName() {
return null;
}
};
}
public String getRemoteEndpointName() {
return context.getConnectionProviderContext().getEndpoint().getName();
}
}
public String toString() {
return String.format("Remoting local connection provider %x for %s", Integer.valueOf(hashCode()), context.getEndpoint());
}
}