check in files I missed relating to adding a JSE client to binding-ws-calcualtor

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@740713 13f79535-47bb-0310-9956-ffa450edef68

3 files changed, 135 insertions, 0 deletions

diff --git a/java/sca/samples/binding-ws-calculator/src/main/java/calculator/CalculatorClientImpl.java b/java/sca/samples/binding-ws-calculator/src/main/java/calculator/CalculatorClientImpl.java
new file mode 100644
index 0000000000..7e5ff160f0
--- /dev/null
+++ b/java/sca/samples/binding-ws-calculator/src/main/java/calculator/CalculatorClientImpl.java
@@ -0,0 +1,66 @@
+/*
+ * 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;
+
+import org.oasisopen.sca.annotation.Reference;
+import org.oasisopen.sca.annotation.Scope;
+
+import sample.SampleClient;
+
+/**
+ * This client program shows how to create an SCA runtime, start it,
+ * and locate and invoke a SCA component
+ */
+@Scope("COMPOSITE") 
+public class CalculatorClientImpl implements SampleClient {
+    
+    private CalculatorService calculatorService;
+
+    @Reference
+    public void setCalculatorService(CalculatorService calculatorService) {
+        this.calculatorService = calculatorService;
+    }
+    
+    /**
+     * This code used to be in an @Init method which removed the need for a JSE client
+     * to prod the compoite. However OASIS is debating whether to allow references to be used
+     * inside @Init methods and it can cause deadlocks in our runtime. So rather than make
+     * changes in the runtime we are falling backon the JSE drive mechanism until we know
+     * which way the specs are going
+     */
+    public void runSample() {
+        System.out.println("SCA API ClassLoader: " + print(Reference.class.getClassLoader()));
+        System.out.println("3 + 2=" + calculatorService.add(3, 2));
+        System.out.println("3 - 2=" + calculatorService.subtract(3, 2));
+        System.out.println("3 * 2=" + calculatorService.multiply(3, 2));
+        System.out.println("3 / 2=" + calculatorService.divide(3, 2));
+    }
+    
+    private static String print(ClassLoader cl) {
+        StringBuffer buf = new StringBuffer();
+        for (; cl != null;) {
+            buf.append(cl.toString());
+            buf.append(' ');
+            cl = cl.getParent();
+        }
+        return buf.toString();
+    }
+
+}
diff --git a/java/sca/samples/binding-ws-calculator/src/main/java/sample/SampleClient.java b/java/sca/samples/binding-ws-calculator/src/main/java/sample/SampleClient.java
new file mode 100644
index 0000000000..6620f6a5e7
--- /dev/null
+++ b/java/sca/samples/binding-ws-calculator/src/main/java/sample/SampleClient.java
@@ -0,0 +1,26 @@
+/*
+ * 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 sample;
+
+/**
+ * The sample service interface.
+ */
+public interface SampleClient {
+    void runSample();
+}
diff --git a/java/sca/samples/binding-ws-calculator/src/main/java/sample/SampleClientImpl.java b/java/sca/samples/binding-ws-calculator/src/main/java/sample/SampleClientImpl.java
new file mode 100644
index 0000000000..4ac4f4b585
--- /dev/null
+++ b/java/sca/samples/binding-ws-calculator/src/main/java/sample/SampleClientImpl.java
@@ -0,0 +1,43 @@
+/*
+ * 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 sample;
+
+import org.apache.tuscany.sca.node.Contribution;
+import org.apache.tuscany.sca.node.Node;
+import org.apache.tuscany.sca.node.NodeFactory;
+
+/**
+ * This client program shows how to create an SCA runtime, start it,
+ * and locate and invoke a SCA component 
+ */
+public class SampleClientImpl {
+    public static void main(String[] args) throws Exception {
+        Node node = NodeFactory.newInstance().createNode("Calculator.composite", 
+                                                         new Contribution("c1", "target/classes"));
+        node.start();
+
+        SampleClient sampleClient = node.getService(SampleClient.class, "SampleClient");
+        sampleClient.runSample();
+        
+        node.stop();
+
+    }
+
+}