diff options
Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta4-RC1/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta4-RC1/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java | 134 |
1 files changed, 134 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta4-RC1/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java b/sca-java-2.x/tags/2.0-Beta4-RC1/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java new file mode 100644 index 0000000000..087b2e4357 --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta4-RC1/modules/host-corba-jse/src/main/java/org/apache/tuscany/sca/host/corba/naming/TransientNameServer.java @@ -0,0 +1,134 @@ +/* + * 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. + */ + +/** + * @version $Rev$ $Date$ + */ +package org.apache.tuscany.sca.host.corba.naming; + +import org.omg.CORBA.ORB; + +/** + * A stand-alone naming service launchable from a command line. + */ +public class TransientNameServer { + private final TransientNameService service; + private final Object flag = new Object(); + private Boolean started; + + public TransientNameServer(String host, int port, String serviceName) { + this.service = new TransientNameService(host, port, serviceName); + } + + public ORB getORB() { + return service.getORB(); + } + + public Thread start() { + Thread t = new Thread() { + public void run() { + ORB orb = null; + synchronized (flag) { + try { + service.run(); + orb = service.getORB(); + started = Boolean.TRUE; + } catch (Throwable e) { + started = Boolean.FALSE; + throw new IllegalStateException(e); + } finally { + flag.notifyAll(); + } + } + // Wait for requests + orb.run(); + } + }; + t.setDaemon(true); + t.start(); + checkState(); + return t.isAlive() ? t : null; + } + + private Boolean checkState() { + synchronized (flag) { + while (started == null) { + try { + flag.wait(); + } catch (InterruptedException e) { + return null; + } + } + return started; + } + } + + public void stop() { + if (Boolean.TRUE.equals(started)) { + service.destroy(); + started = Boolean.FALSE; + } + } + + /** + * Launch a name service as a stand alone process. The + * Host, port, and service name are controlled using + * program arguments. + * + * @param args The array of arguments for tailoring the service. + * + * @exception Exception + */ + public static void main(String args[]) throws Exception { + int port = TransientNameService.DEFAULT_SERVICE_PORT; + String host = TransientNameService.DEFAULT_SERVICE_HOST; + String serviceName = TransientNameService.DEFAULT_SERVICE_NAME; + + // see if we have + for (int i = 0; i < args.length; i++) { + if (args[i].equals("-ORBInitialPort")) { + i++; + if (i < args.length) { + port = java.lang.Integer.parseInt(args[i]); + } else { + throw new IllegalArgumentException("Invalid -ORBInitialPort option"); + } + } else if (args[i].equals("-ORBInitialHost")) { + i++; + if (i < args.length) { + host = args[i]; + } else { + throw new IllegalArgumentException("Invalid -ORBInitialHost option"); + } + } else if (args[i].equals("-ORBServiceName")) { + i++; + if (i < args.length) { + serviceName = args[i]; + } else { + throw new IllegalArgumentException("Invalid -ORBServiceName option"); + } + } + + } + // create a services, and just spin it off. We wait forever after that. + TransientNameServer server = new TransientNameServer(host, port, serviceName); + server.start().join(); + } + +} |