From 6865c59e74f19ed6057d03583944b47abd6e036e Mon Sep 17 00:00:00 2001
From: antelder <antelder@13f79535-47bb-0310-9956-ffa450edef68>
Date: Tue, 26 Oct 2010 07:46:08 +0000
Subject: Create branch for next release

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@1027394 13f79535-47bb-0310-9956-ffa450edef68
---
 .../calculator/CalculatorServiceProxyImpl.java     | 101 +++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 sca-java-2.x/branches/2.0-Beta1/samples/learning-more/async/calculator-contribution/src/main/java/calculator/CalculatorServiceProxyImpl.java

(limited to 'sca-java-2.x/branches/2.0-Beta1/samples/learning-more/async/calculator-contribution/src/main/java/calculator/CalculatorServiceProxyImpl.java')

diff --git a/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/async/calculator-contribution/src/main/java/calculator/CalculatorServiceProxyImpl.java b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/async/calculator-contribution/src/main/java/calculator/CalculatorServiceProxyImpl.java
new file mode 100644
index 0000000000..351ba9c5ef
--- /dev/null
+++ b/sca-java-2.x/branches/2.0-Beta1/samples/learning-more/async/calculator-contribution/src/main/java/calculator/CalculatorServiceProxyImpl.java
@@ -0,0 +1,101 @@
+/*
+ * 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 java.util.concurrent.ExecutionException;
+import java.util.concurrent.Future;
+
+import javax.xml.ws.Response;
+
+import org.oasisopen.sca.annotation.Reference;
+
+/**
+ * An implementation of the Calculator service which just proxies
+ * to sync and asyn versions of the calculator service. This proxy
+ * exercises the various async interface alternatives
+ */
+public class CalculatorServiceProxyImpl implements CalculatorServiceSync {
+	
+	@Reference
+	protected CalculateReferenceAsync calculatorServiceRefSync;
+	
+	@Reference
+	protected CalculateReferenceAsync calculatorServiceRefAsync;
+
+	@Override
+	public String calculate(Integer n1) {
+	    String result = null;
+	    
+	    // calculate using a sync service
+	    System.out.println("Calling sync service");
+	    result = calculate(calculatorServiceRefSync, n1);
+	    
+	    // calculate using an aycn service
+	    System.out.println("Calling async service");
+	    result += calculate(calculatorServiceRefAsync, n1);
+	    
+	    return result;
+	}    
+	    
+	// exercise sync and async versions of a service interface method
+	private String calculate(CalculateReferenceAsync calculatorRef, Integer n1) {	    
+		
+		// sync
+		String result = calculatorRef.calculate(1);
+		System.out.println("Sync client patern: result = " + result);
+		
+		// async poll
+		Response<String> response = calculatorRef.calculateAsync(20);
+		
+		while (!response.isDone()){
+			System.out.println("Waiting for poll");
+			try {
+			    Thread.sleep(500);
+			} catch (Exception ex) {
+			    // do nothing
+			}
+		}
+		
+		try {
+			result = response.get();
+			System.out.println("Async client poll patern: result = " + result);
+		} catch (InterruptedException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		} catch (ExecutionException e) {
+			// TODO Auto-generated catch block
+			e.printStackTrace();
+		}
+		
+		// async callback 
+		CalculatorAsyncHandler handler = new CalculatorAsyncHandler();
+		Future<String> future = calculatorRef.calculateAsync(3, handler);
+		
+		while (!future.isDone()){
+			System.out.println("Waiting for callback");
+	        try {
+                Thread.sleep(500);
+            } catch (Exception ex) {
+                // do nothing
+            }
+		}
+
+		return result;
+	}
+}
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