From 7d98f0821539f81d371d9be38a0bd1e4650d8cd0 Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Sat, 21 Mar 2009 09:19:18 +0000
Subject: [maven-release-plugin]  copy for branch 2.0-M2

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@756900 13f79535-47bb-0310-9956-ffa450edef68
---
 .../calculator/dosgi/CalculatorServiceImpl.java    | 95 ++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 sandbox/ant/sca/branches/2.0-M2/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorServiceImpl.java

(limited to 'sandbox/ant/sca/branches/2.0-M2/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorServiceImpl.java')

diff --git a/sandbox/ant/sca/branches/2.0-M2/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorServiceImpl.java b/sandbox/ant/sca/branches/2.0-M2/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorServiceImpl.java
new file mode 100644
index 0000000000..1634a1f2a4
--- /dev/null
+++ b/sandbox/ant/sca/branches/2.0-M2/modules/node-impl-osgi/src/test/java/calculator/dosgi/CalculatorServiceImpl.java
@@ -0,0 +1,95 @@
+/*
+ * 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.dosgi;
+
+import static org.osgi.framework.Constants.OBJECTCLASS;
+
+import org.osgi.framework.BundleContext;
+import org.osgi.framework.Filter;
+import org.osgi.framework.InvalidSyntaxException;
+import org.osgi.util.tracker.ServiceTracker;
+
+import calculator.dosgi.operations.AddService;
+import calculator.dosgi.operations.DivideService;
+import calculator.dosgi.operations.MultiplyService;
+import calculator.dosgi.operations.SubtractService;
+
+/**
+ * An implementation of the Calculator service.
+ */
+public class CalculatorServiceImpl implements CalculatorService {
+    private ServiceTracker remoteServices;
+    private ServiceTracker localServices;
+
+    public CalculatorServiceImpl() {
+        super();
+    }
+
+    public CalculatorServiceImpl(BundleContext context) {
+        super();
+        Filter remoteFilter = null, localFilter = null;
+        try {
+            remoteFilter =
+                context.createFilter("(&(" + OBJECTCLASS + "=calculator.dosgi.operations.*) (sca.reference=*))");
+            localFilter =
+                context.createFilter("(&(" + OBJECTCLASS + "=calculator.dosgi.operations.*) (!(sca.reference=*)))");
+        } catch (InvalidSyntaxException e) {
+            e.printStackTrace();
+        }
+        this.remoteServices = new ServiceTracker(context, remoteFilter, null);
+        remoteServices.open();
+        this.localServices = new ServiceTracker(context, localFilter, null);
+        localServices.open();
+    }
+
+    private <T> T getService(Class<T> cls) {
+        Object[] remoteObjects = remoteServices.getServices();
+        if (remoteObjects != null) {
+            for (Object s : remoteObjects) {
+                if (cls.isInstance(s)) {
+                    System.out.println("Remote service: " + s);
+                    return cls.cast(s);
+                }
+            }
+        }
+        for (Object s : localServices.getServices()) {
+            if (cls.isInstance(s)) {
+                System.out.println("Local service: " + s);
+                return cls.cast(s);
+            }
+        }
+        throw new IllegalStateException(cls.getSimpleName() + " is not available");
+    }
+
+    public double add(double n1, double n2) {
+        return getService(AddService.class).add(n1, n2);
+    }
+
+    public double subtract(double n1, double n2) {
+        return getService(SubtractService.class).subtract(n1, n2);
+    }
+
+    public double multiply(double n1, double n2) {
+        return getService(MultiplyService.class).multiply(n1, n2);
+    }
+
+    public double divide(double n1, double n2) {
+        return getService(DivideService.class).divide(n1, n2);
+    }
+}
-- 
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