diff options
author | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:21:32 +0000 |
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committer | lresende <lresende@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-11 23:21:32 +0000 |
commit | 5b8a1832fcb2586965fff1ac2225399c8959f9c4 (patch) | |
tree | c83afeeb73cb5493bb91e3e41161e8708e3b18c1 /sca-java-2.x/tags/2.0-M1/modules/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java | |
parent | 9f79c8a050ff86907695027893e56080988c09d8 (diff) |
Moving 2.x tags
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@835148 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-java-2.x/tags/2.0-M1/modules/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java')
-rw-r--r-- | sca-java-2.x/tags/2.0-M1/modules/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-M1/modules/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java b/sca-java-2.x/tags/2.0-M1/modules/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java new file mode 100644 index 0000000000..fe15bb59fe --- /dev/null +++ b/sca-java-2.x/tags/2.0-M1/modules/host-rmi/src/main/java/org/apache/tuscany/sca/host/rmi/DefaultRMIHost.java @@ -0,0 +1,147 @@ +/* + * 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.tuscany.sca.host.rmi; + +import java.net.URI; +import java.rmi.AlreadyBoundException; +import java.rmi.NotBoundException; +import java.rmi.Remote; +import java.rmi.RemoteException; +import java.rmi.registry.LocateRegistry; +import java.rmi.registry.Registry; +import java.util.Map; +import java.util.concurrent.ConcurrentHashMap; + +/** + * Default implementation of a RMI host. + * + * @version $Rev$ $Date$ + */ +public class DefaultRMIHost implements RMIHost { + + // Map of RMI registries started and running + private Map<String, Registry> rmiRegistries; + + public DefaultRMIHost() { + rmiRegistries = new ConcurrentHashMap<String, Registry>(); + /* + * if (System.getSecurityManager() == null) { System.setSecurityManager(new RMISecurityManager()); } + */ + } + + public void registerService(String uri, Remote serviceObject) throws RMIHostException, RMIHostRuntimeException { + RMIURI rmiURI = new RMIURI(uri); + + Registry registry; + try { + registry = rmiRegistries.get(Integer.toString(rmiURI.port)); + if (registry == null) { + try { + registry = LocateRegistry.getRegistry(rmiURI.port); + registry.lookup(rmiURI.serviceName); + } catch (RemoteException e) { + registry = LocateRegistry.createRegistry(rmiURI.port); + } catch (NotBoundException e) { + // Ignore + } + rmiRegistries.put(Integer.toString(rmiURI.port), registry); + } + registry.bind(rmiURI.serviceName, serviceObject); + } catch (AlreadyBoundException e) { + throw new RMIHostException(e); + } catch (RemoteException e) { + RMIHostRuntimeException rmiExec = new RMIHostRuntimeException(e.getMessage()); + rmiExec.setStackTrace(e.getStackTrace()); + throw rmiExec; + } + + } + + public void unregisterService(String uri) throws RMIHostException, RMIHostRuntimeException { + RMIURI rmiURI = new RMIURI(uri); + + try { + Registry registry = rmiRegistries.get(Integer.toString(rmiURI.port)); + if (registry == null) { + registry = LocateRegistry.getRegistry(rmiURI.port); + rmiRegistries.put(Integer.toString(rmiURI.port), registry); + } + registry.unbind(rmiURI.serviceName); + } catch (RemoteException e) { + RMIHostRuntimeException rmiExec = new RMIHostRuntimeException(e.getMessage()); + rmiExec.setStackTrace(e.getStackTrace()); + throw rmiExec; + } catch (NotBoundException e) { + throw new RMIHostException(e.getMessage()); + } + } + + public Remote findService(String uri) throws RMIHostException, RMIHostRuntimeException { + RMIURI rmiURI = new RMIURI(uri); + + Remote remoteService = null; + try { + // Requires permission java.net.SocketPermission "host:port", "connect,accept,resolve" + // in security policy. + Registry registry = LocateRegistry.getRegistry(rmiURI.host, rmiURI.port); + + if (registry != null) { + remoteService = registry.lookup(rmiURI.serviceName); + } + } catch (RemoteException e) { + RMIHostRuntimeException rmiExec = new RMIHostRuntimeException(e.getMessage()); + rmiExec.setStackTrace(e.getStackTrace()); + throw rmiExec; + } catch (NotBoundException e) { + throw new RMIHostException(e.getMessage()); + } + return remoteService; + } + + /** + * A representation of an RMI URI. + * + * rmi://[host][:port][/[object]] + * rmi:[/][object] + */ + private static class RMIURI { + private String host; + private int port; + private String serviceName; + + private RMIURI(String uriStr) { + URI uri = URI.create(uriStr); + host = uri.getHost(); + if (host == null) { + host = "localhost"; + } + port = uri.getPort(); + if (port <= 0) { + port = RMI_DEFAULT_PORT; + } + String path = uri.getPath(); + if (path != null && path.charAt(0) == '/') { + path = path.substring(1); + } + serviceName = path; + } + } + +} |