| /* |
| * 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.ode.jca.server.rmi; |
| |
| import java.rmi.Remote; |
| import java.rmi.RemoteException; |
| import java.rmi.registry.LocateRegistry; |
| import java.rmi.registry.Registry; |
| import java.rmi.server.UnicastRemoteObject; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.ode.jca.server.ConnectionProvider; |
| import org.apache.ode.ra.transports.rmi.OdeRemote; |
| import org.apache.ode.ra.transports.rmi.OdeTransportPipeRemote; |
| |
| /** |
| * Server-side of the RMI transport. Manages a collection of communication |
| * "pipes", each represented by its own remote object. |
| */ |
| public class RmiTransportServerImpl implements OdeRemote { |
| private static final Log __log = LogFactory.getLog(RmiTransportServerImpl.class); |
| |
| private List<RmiPipeServerImpl> _pipes = new ArrayList<RmiPipeServerImpl>(); |
| |
| private int _port = 1099; |
| |
| private Remote _remote; |
| |
| private ConnectionProvider _connProvider; |
| |
| private String _id; |
| |
| public RmiTransportServerImpl() { |
| } |
| |
| public void setId(String id) { |
| _id = id; |
| } |
| |
| public void setConnectionProvider(ConnectionProvider connprovider) { |
| _connProvider = connprovider; |
| ; |
| } |
| |
| public void setPort(int port) { |
| _port = port; |
| } |
| |
| public int getPort() { |
| return _port; |
| } |
| |
| public synchronized void start() throws RemoteException { |
| if (_id == null) |
| throw new IllegalStateException("Must set id!"); |
| if (_connProvider == null) |
| throw new IllegalStateException("Must set connection provider."); |
| |
| _remote = UnicastRemoteObject.exportObject(this, 0); |
| |
| // Bind the RMI-server to the registry, creating one if necessary |
| try { |
| LocateRegistry.createRegistry(_port); |
| __log.debug("Created registry on port " + _port); |
| } catch (Exception ex) { |
| __log.debug("Could not create registry on port " + _port + " (perhaps it's already there)"); |
| /* ignore */ |
| } |
| |
| Registry registry = LocateRegistry.getRegistry(_port); |
| |
| registry.rebind(_id, _remote); |
| |
| __log.debug("Bound JCA server as \"" + _id + "\" on registry port " + _port); |
| } |
| |
| public synchronized void stop() throws RemoteException { |
| UnicastRemoteObject.unexportObject(this, false); |
| } |
| |
| public synchronized OdeTransportPipeRemote newPipe() throws RemoteException { |
| RmiPipeServerImpl pipe = new RmiPipeServerImpl(this, _connProvider.createConnectionObject(), _connProvider |
| .getConnectionIntefaces()); |
| OdeTransportPipeRemote remote = (OdeTransportPipeRemote) UnicastRemoteObject.exportObject(pipe, 0); |
| pipe.remote = remote; |
| _pipes.add(pipe); |
| return remote; |
| } |
| |
| void pipeClosed(RmiPipeServerImpl pipe) { |
| if (__log.isDebugEnabled()) |
| __log.debug("Closing RMI pipe " + pipe); |
| |
| try { |
| UnicastRemoteObject.unexportObject(pipe.remote, false); |
| } catch (RemoteException re) { |
| // ignore |
| } |
| |
| synchronized (this) { |
| _pipes.remove(pipe); |
| } |
| |
| _connProvider.destroyConnectionObject(pipe.target); |
| |
| } |
| } |