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Diffstat (limited to '')
-rw-r--r-- | sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java new file mode 100644 index 0000000000..a4fc52694e --- /dev/null +++ b/sca-java-2.x/tags/2.0-Beta1-RC2/samples/learning-more/distributed-osgi/dosgi-dynamic-calculator/src/main/java/calculator/rmi/OperationsRMIServer.java @@ -0,0 +1,93 @@ +/* + * 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 calculator.rmi; + +import java.io.Serializable; +import java.rmi.Remote; +import java.rmi.RemoteException; +import java.rmi.registry.LocateRegistry; +import java.rmi.registry.Registry; +import java.rmi.server.UnicastRemoteObject; + +/** + * + */ +public class OperationsRMIServer implements OperationsRemote, Serializable { + + private static final long serialVersionUID = 6081008315263103012L; + private transient Registry registry; + + public OperationsRMIServer() throws RemoteException { + super(); + } + + public double add(double n1, double n2) { + return n1 + n2; + } + + public double subtract(double n1, double n2) { + return n1 - n2; + } + + public double divide(double n1, double n2) { + return n1 / n2; + } + + public double multiply(double n1, double n2) { + return n1 * n2; + } + + public void start() throws RemoteException { + Thread thread = new Thread() { + public void run() { + try { + System.out.println("Starting the RMI server for calculator operations..."); + Remote stub = UnicastRemoteObject.exportObject(OperationsRMIServer.this); + registry = LocateRegistry.createRegistry(8085); + registry.bind("AddService", stub); + registry.bind("SubtractService", stub); + registry.bind("MultiplyService", stub); + registry.bind("DivideService", stub); + System.out.println("RMI server for calculator operations is now started."); + } catch (Exception e) { + e.printStackTrace(); + } + } + }; + thread.start(); + } + + public void stop() { + if (registry != null) { + try { + registry.unbind("AddService"); + registry.unbind("SubtractService"); + registry.unbind("MultiplyService"); + registry.unbind("DivideService"); + UnicastRemoteObject.unexportObject(this, false); + UnicastRemoteObject.unexportObject(registry, false); + registry = null; + } catch (Exception e) { + e.printStackTrace(); + } + } + } + +} |